Construction
Learning Objects
Dive into Wisc-Online’s rich collection of learning objects — bite-sized, interactive, and designed for real learning. These modular digital tools include animations, drag-and-drop exercises, quizzes, videos, and more. You can explore topics across STEM, arts, humanities, career skills, and beyond. Each learning object is crafted to help learners actively engage with content—reviewing, applying, self-checking—in a way that’s flexible and self-paced.
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Learning Object
Interpreting Thread Notes
The learner will be able to read and interpret thread notes from a print.
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bolts, construction terms, engineering drawings, screws, thread notes
Interpreting the Resistor Color Code
Students examine how to interpret resistor color code bands to determine resistance values and tolerance ranges. This interactive learning object has audio content and includes exercises.
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Color Code, resistor, Resistor Color Code, resistors
Introduction to 5S Practices in the Workplace
Let's explore what 5S is and how we use it in the welding workshop.
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Kirchhoff's Current Law: Practice Problems
Learners review Kirchhoff's Current Law and work six practice problems. Feedback is given.
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kcl, kirchhoff, practice, problems
Kirchhoff's Voltage Law
Students read a definition of Kirchhoff's Voltage Law and view examples of its use.
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cc0004, kirchhoffs, kvl, law, series, voltage
Kirchhoff's Voltage Law (KVL): Practice Problems
Learners review Kirchhoff's Voltage Law and work six practice problems. Feedback is given.
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dc, electronics, kirchhoff, kvl, law, voltage
Ladder Logic Schematic Symbol Flashcards
This interactive object is designed to help learners memorize the schematic symbols used in ladder logic diagrams. Learners quiz themselves using electronic flashcards.
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ac, buttons, coils, contacts, dc, electrical, input, mechanical, motor, output, plc, relays, switch
Magnetics AC Power Generation
Learners examine an animation that shows how an AC voltage is produced as an armature rotates within a magnetic field. Ten review questions complete the learning object.
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ac, alternating, current, generation, generator, generators, magnetics, power
Mechanical Advantage (Screencast)
Learners apply lever ratios to calculate the mechanical advantage in basic mechanisms.
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drives, engineering, force, gear, jj0002, levers, linkages, machines, mechanical, pulley, ratio, sprocket
Methods of Producing Electricity
In this learning activity you'll review the six different ways in which electricity is produced: chemical, friction, heat, light, magnetism, and pressure.
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cc0001, chemical, electricity, friction, heat, light, magnetism, piezoelectric, pressure, static, thermocouple
Metric Micrometer
The learner will measure and record dimensions using a metric micrometer to an accuracy of plus or minus .01 of a millimeter.
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metric measurement, metric measurment, metric micrometer, mic micrometer, millimeter, spindle, thimble
Motor Action (Screencast)
In this screencast, learners examine the interaction between a conductor that represents a motor armature and a magnetic field that represents a motor’s main field. This interaction causes the shaft to turn.
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action, electrical, motor, motors
Motor Control Circuits
Learners examine an electric motor control circuit that uses a motor starter module. This activity has audio content.
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AC motor, control circuits, Electric Motor, motor, motor starter, overloads, three-phase motor, transformer
Motor Speed Control
Learners examine the speed control circuits in a DC variable speed drive that cause the RPM of a motor to vary. This activity has audio content.
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DC Drive, DC variable speed drive, electric motors, motor control, motor speed, voltage
Noninverting Op Amp
In this animated object, learners examine the fundamental operation of a noninverting operational amplifier. A brief quiz completes the activity.
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amp, amplifer, amps, inverting, non, noninverting, op, operational
Noninverting Op Amp
In this animated object, learners examine the fundamental operation of a noninverting operational amplifier. A brief quiz completes the activity.
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amp, amplifer, amps, inverting, non, noninverting, op, operational
Ohm's Law Practice Problems #1
Learners review Ohm's Law and then work 12 problems. In each of the problems, students are given two of the three variables (voltage, resistance, or current) and are asked to solve for the third.
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dc, law, ohms
Ohm's Law: Current
Learners study animated rheostat settings that show how current flow is inversely proportional to resistance. Ten review questions complete the learning object.
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circuit, circuits, current, law, law:, ohms, series
Ohm's Law: Power
Learners study animated rheostat settings that show how varying the current flow affects the amount of power that is dissipated in a series circuit. Nine review questions complete the activity.
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circuit, law:, ohms, power, rheostat, series, watts
Op Amp Comparator (Screencast)
Students read an explanation of the operation of an operational amplifier that functions as a comparator.
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amp, amplifier, comparator, op, operational, rr0005
Op Amps 1: The Operational Amplifier
The learner will examine the basic characteristics of the operational amplifier integrated circuit and solve for Vout.
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Op Amps 2: The Non-Inverting Amplifier
The learner will describe the non-inverting op-amp configuration and calculate the circuit gain.
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Op Amps 3: The Inverting Amplifier
Describe the inverting op-amp configuration and calculate the circuit gain.
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amplification configuration, amplifier, bandwidth, circuit gain, electronics, op-amp, output limits, resistor, voltage
Op Amps 4: The Op Amp Buffer
Understand the op-amp buffer configuration and calculate basic circuit impedance.
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amplifier, buffer, buffer configuration, circuit, electronic, op amp, vf, voltage divider, voltage follower
Op Amps 5: Non-Inverting Amplifier Circuit Resistance
The learner will calculate basic circuit resistance.
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circuit, circuit gain, closed loop circuit, electronics, inverting, op amp, resistance
Op Amps 6: Circuit Resistance for the Inverting Amplifier
The learner will calculate input and output circuit resistance for the Inverting Op-Amp configuration.
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circuit resistance, how do i calculate circuit resistance, input and output circuit resistance, inverting amplifier, inverting op-amp configuration
Opens and Shorts (Screencast)
In this screencast, students examine the difference between opens and shorts in an electrical circuit. A brief quiz completes the object. You may also be interested in AMT2404 Electrical Opens and Shorts
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cc0002, open, opens, short, shorts
Optical Encoders (Screencast)
Learners examine the internal components of an optical encoder used in automated manufacturing applications. A brief quiz completes the animated activity.
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encoder, encoders, optical
Orthographic Projection #1
In this interactive and animated object, learners examine orthographic projection and the Glass Box Theory. Front, side, and top view development is demonstrated with pictorial views of each object to help develop 2D to 3D visualization skills.
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aided, blueprint, box, computer, design, dimensional, drafting, drawings, engineering, front, glass, isometric, object, pictorial, profile, reading, side, sketch, three, top, two, view, visualize
Orthographic Sketching
The learner will understand how to view an object for interpretation in the standard orthographic format and then accurately sketch three orthographic views using 3rd angle projection.
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blueprint, design, front view, hidden lines, orthographic sketch, orthographic view, orthographics, sketch, sketches, third-angle projection, top view, visible lines
Oscilloscope Frequency Measurements (Screencast)
Learners read a description of how an oscilloscope is used to measure the frequency of a sine wave.
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aa0002, frequency, measurements, oscilloscope
Oscilloscope Phase Shift Measurements (Screencast)
In this animated lesson, learners follow the steps required to read the phase shift difference in degrees between two AC waveforms.
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aa0002, measurements, oscilloscope, oscilloscopes, phase, shift
PLC Counter Instructions
In this animated object, learners examine the operation of up-counters and down-counters for a programmable controller. A brief quiz completes the activity.
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controller, controllers, counter, counters, logic, plc, plcs, programmable
PLC Output Modules
The learner will understand the operation and configuration of various types of PLC output modules and how they're used.
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controller, logic controller, plc, programmable, relay contact output, sinking output, sourcing output
Parallel Capacitance: Practice Problems
Learners solve six problems determining the total capacitance of a parallel circuit. Immediate feedback is provided.
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capacitors, dc, electronics, series
Parallel Circuit Analysis Practice Problems Part 1
In this interactive object, students work parallel circuit analysis problems. They solve for total resistance and current, the current through each resistor, the voltage across each resistor, and the power dissipated.
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analysis, circuit, parallel
Parallel Circuit Analysis Practice Problems Part 2
In this interactive object, students work 11 practice problems and solve for total resistance and current, the current through each resistor, the voltage across each resistor, and the power dissipated.
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analysis, circuit, parallel
Parallel Circuit Analysis Practice Problems: Circuit #10
In this interactive object, learners solve for total resistance and current, the current through each resistor, the voltage across each resistor, and the power dissipated by each resistor.
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analysis, dc, parallel
Parallel Circuit Analysis Practice Problems: Circuit #3
In this interactive object, learners solve for total resistance and current, the current through each resistor, the voltage across each resistor, and the power dissipated by each resistor.
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analysis, dc, parallel
Parallel Circuit Analysis Practice Problems: Circuit #4
In this interactive object, learners solve for total resistance and current, the current through each resistor, the voltage across each resistor, and the power dissipated by each resistor.
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analysis, dc, parallel
Parallel Circuit Analysis Practice Problems: Circuit #5
In this interactive object, learners solve for total resistance and current, the current through each resistor, the voltage across each resistor, and the power dissipated by each resistor.
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analysis, dc, parallel
Parallel Circuit Analysis Practice Problems: Circuit #6
In this interactive object, learners solve for total resistance and current, the current through each resistor, the voltage across each resistor, and the power dissipated by each resistor.
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analysis, dc, parallel
Parallel Circuit Analysis Practice Problems: Circuit #7
In this interactive object, learners solve for total resistance and current, the current through each resistor, the voltage across each resistor, and the power dissipated by each resistor.
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analysis, dc, parallel
Parallel Circuit Analysis Practice Problems: Circuit #8
In this interactive object, learners solve for total resistance and current, the current through each resistor, the voltage across each resistor, and the power dissipated by each resistor.
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analysis, dc, parallel
Parallel Circuit Analysis Practice Problems: Circuit #9
In this interactive object, learners solve for total resistance and current, the current through each resistor, the voltage across each resistor, and the power dissipated by each resistor.
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analysis, dc, parallel
Phase Relationships Between Line-Neutral and Line-Line Voltages
Learners view a demonstration showing that line-neutral voltages and line-line voltages are not in-phase with each other, but have a definite 30-degree relationship.
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degree, line, phase, relationship, three
Phase-Splitting of Single-Phase Motors
The learner will understand the two methods used to create a phase shift in current between two windings.
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ac motors, armature magnetic field, cap start motor, capacitance, current, induction motor, magnetic fields, non-cap start motor, rotating stator, run winding, split-phase motor, start winding, torque, windings
Plumbing Sizing Activity: Assigning WSFUs and Pipe Size to the Water Distribution System
The learner assigns water supply fixture units and pipe sizes to a water distribution system using the Wisconsin Plumbing Code and a uniform pressure loss worksheet.
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plumbing
Potentiometer Application
In this animated and interactive object, learners examine how a variable voltage is obtained from a variable resistor that is wired as a potentiometer across a fixed DC power supply.
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cc0002, pot, potentiometer, resistor, variable
Powers of Ten: The Proper Use of Symbols (Screencast)
Students read about the six common terms used to represent the powers of ten in the field of electronics and complete two matching exercises.
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ac, dc, electronics, powers, symbols, ten
Pressure Measurement Scales (Screencast)
Learners compare the three scales used in pressure measurements: gage, absolute, and vacuum. A brief quiz completes the activity.
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abolute, absolute, gage, measurement, measurements, pressure, scales, vacuum
Print Reading: Holder
2D and 3D views used to help convey information from a drafter or designer to the welder are provided. This activity will focus on a holder. A short quiz to test your ability to correctly read this information follows.
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Print Reading: Mounting Wedge
2D and 3D views used to help convey information from a drafter or designer to the welder are provided. This activity will focus on a mounting wedge. A short quiz to test your ability to correctly read this information follows.
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2D, 3D, interactive, orthographic projection, three dimension, two dimension
Print Reading: Slotted Block
2D and 3D views used to help convey information from a drafter or designer to the welder are provided. This activity will focus on a slotted block. A short quiz to test your ability to correctly read this information follows.
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Print Reading: Three-Step Block
2D and 3D views used to help convey information from a drafter or designer to the welder are provided. This activity will focus on a three-step block. A short quiz to test your ability to correctly read this information follows.
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Programming a PLC Timer
In this animated object, learners examine the types of information to enter, and the sequence of steps required, to program a programmable logic controller (PLC) timer.
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controller, controllers, logic, plc, plcs, programmable, programming, timer, timers
Quick-Return Mechanism Velocity Calculations
In this animated and interactive object, learners calculate the maximum velocity of the work stroke and the return stroke.
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bar, crank, engineering, four, jj0003, linkages, mechanical, mechanism, quick, return, slider, stroke, velocity, work
RC Time Constant
In this animated object, learners observe the voltage on a capacitor at various time constants when it either charges or discharges. Students then answer questions in the categories of Identify, Compare, and Compute.
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capacitor, capacitors, charge, charging, circuit, constant, constants, discharge, discharging, network, rc, series, time
RL Time Constant
Learners read an explanation of the RL time constant and examine the formula for calculating the instantaneous current value. The current is graphed as it climbs to maximum or drops to zero. Note* In the formulas in this module, the Greek letter epsilon should be the mathematical constant 'e'.
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constant, dc, electronics, inductance, inductor, L/R time constant, tau
RPM of AC Motors
Learners study factors that affect the synchronous speed of an AC motor: the applied AC frequency and the number of stator poles.
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ac motor, motor speed, number of poles, pole pairs, rpm, synchronous speed
Reading the Title Block
In this activity we’ll explain what a title block is and how to read the information it holds.
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Resistor Color Code Description
In this interactive activity, students read about the colored stripes on a resistor and interpret the placement of those colors to determine the value of four-band resistors.
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cc0001, code, color, dc, electronics, resistor
Reversing the Rotation of DC Motors
Learners view animations showing how to change the connections to cause a DC motor to reverse its rotation. A short quiz completes the activity.
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dc, direction, motor, motors, reversing, rotation
Robotic Welding Instructions
The learner will gain an understanding of how a robot uses welding instructions to perform tasks. This learning activity includes video.
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linear motion incorrect weld end, linear motion while welding, linear motion without welding, robot, welding data parameters, welding instruction, welding instructions, welding robot
Rotating Vector Representation of the Sine Function
The learner will be able to represent steady-state AC sinusoidal signals using phasors, which will lead to a simplified technique of analyzing AC circuits in a very similar way that we analyze DC circuits.
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circuit, circuit analysis, phase vector, phasor, sine wave, steady-state
SMAW Discontinuities
In this activity, we'll examine some common discontinuities associated with SMAW welding and review ways to prevent these problems from happening.
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SMAW Electrode Characteristics
In this learning activity, you’ll explore the characteristics of common, carbon steel shielded metal arc welding electrodes, which fall under American Welding Society specification A5.1.
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SMAW Electrodes, welding electrodes, Welding specifications, what's the difference between SMAW electrodes
Safe Handling and Installation of Shielding Gas Cylinders
The learner will understand proper safe handling and installation procedures for shielding gas cylinders.
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cylinder valves, flowmeter, regulator, shielding gas, shielding gas cylinders, transporting shielding gas cylinders, welding gas, welding station
Safety Scene - Grinding Edition
In this learning activity you'll recognize potential safety hazards around grinding equipment
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avoiding welding hazards, grinding safely, Welding safety, what are welding hazards
Safety Scene - Welding Edition
In this activity you'll identify several hazards in a welding environment.
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, hazard, problems in a welding shop, safety, welding hazards, welding shop, wrong
Schematic Diagram Symbols
In this learning activity you'll review various types of common components used in electronics and view their schematic diagram symbols.
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cc0002, components, diagram, drawings, electronic, schematic, symbols
Sectional Views
In this interactive object, learners examine sectional views used in engineering drawings. The sections shown are full, half, offset, aligned, revolved, and broken-out. Learners match drawings of sectional views with the names of the views.
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aided, aligned, arrow, blueprint, broken, computer, cutting, design, detail, dimensional, drafting, drawings, engineering, front, full, half, hatch, isometric, line, model, object, out, pictorial, plane, profile, reading, revolved, sections, side, sketch, three, top, two, view, visualize
Selector Switch Labeling
In this animated object, learners examine the method of interpreting the truth tables for two-position and three-position selector switches on ladder logic circuit diagrams.
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circuits, diagrams, labeling, ladder, logic, selector, switch, switches
Series Capacitance
Students view the steps for determining the total capacitance for a series circuit. They then work practice problems.
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aa0003, capacitance, capacitors, dc, electronics, series, total
Series Circuit Analysis Practice Problems Part 2
In this interactive object, learners solve additional problems involving total resistance and current, the current through each resistor, the voltage across each resistor, and the power dissipated.
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analysis, dc, series
Series Inductance
In this learning activity you'll calculate the total inductance of a series circuit.
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aa0004, circuit, inductance, inductor, inductors, series
Series Motor Runaway (Screencast)
Learners consider the changes inside a series motor that could cause it to break apart if the load was disconnected. A quiz completes the activity.
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away, dc, motor, motors, run, series
Series-Parallel Circuit Analysis Practice Problems: Circuit #5
Learners examine a series-parallel circuit and solve 14 problems related to voltage, current, and power. A help screen is provided.
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dc, electronics, parallel, practice, problems, series
Series-Parallel Circuit Analysis Practice Problems: Circuit 2
In this interactive object, learners solve a series-parallel DC circuit analysis problem. Immediate step-by-step feedback is given.
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analysis, circuit, dc, parallel, series
Series-Parallel Circuit Analysis Practice Problems: Circuit 3
In this interactive object, learners solve a series-parallel DC circuit analysis problem. Immediate step-by-step feedback is given.
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analysis, circuit, parallel, series
Series-Parallel Circuit Analysis: Practice Problems Circuit 1
In this interactive object, learners analyze a series-parallel DC circuit problem in a series of steps. Immediate feedback is provided.
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analysis, circuit, dc, parallel, series
Series-Parallel DC Circuits Analysis
Learners follow a methodical approach for the dc analysis of series-parallel circuits.
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analysis, dc, parallel, series, STEM
Series-Parallel Practice Problems Circuit 4
In this interactive object, learners work 12 problems dealing with dc circuit analysis.
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dc, parallel, practice, problems, seris
Single-Phase Motors: Introduction to Phase-Splitting
Learners will understand how the interaction of the armature magnetic field and the rotating stator field cause the rotor of a single-phase AC motor to turn.
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ac, electrical, motors, phase, single, split
Sizing a Sanitary Sump (Single Pump)
Learners follow steps to size a sanitary sump using the Wisconsin Plumbing Code. A quiz completes the activity.
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non, piping, public, sizing, supply
Sizing a Tank Type Water Heater
In this interactive learning object, the learner practices sizing a tank-type water heater for one- and two-family residences, townhouses, and apartments with individual water heaters.
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plumbing, tank water heater, water heater sizing
Sizing an Automatic Car Wash Interceptor
Learners follow steps for sizing a car wash interceptor according to the Wisconsin Administrative Plumbing Code. A quiz completes the activity. (Hover your mouse in lower right corner to see the next button)
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interceptors
Sizing an Interior Grease Interceptor (Screencast)
Learners follow steps to size an interior grease interceptor in a plumbing system that is collecting deleterious materials from a commercial kitchen sink. A brief quiz completes the activity.
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plumbing
Sizing an Interior Grease Interceptor for a Commercial Dishwasher
Learners follow steps to size an interior grease interceptor for a commercial dishwasher. This animated learning object presents plumbing code requirements and industry standards. A brief quiz completes the activity.
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grease, traps
Starting a GTAW Weld Pool with Filler
Students view a video that shows the correct methods for starting a GTAW weld pool and adding filler. It focuses on the two problems that many students have – adding filler too soon and angling the torch so that the filler melts prematurely on the filler rod. Note: This activity is 3.6 mb.
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gtaw, tig, welding
Successfully Completing Your Weld Test
The learner will...review the process for successfully completing a weld procedure specification for weld testing in the educational setting.
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Surface Texture Symbols
Learners examine the symbols and values that control surface roughness, waviness, and lay. A brief quiz completes the object.
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aided, average, blueprint, computer, design, dimensional, drafting, drawings, engineering, flat, front, isometric, lay, machine, material, object, parallel, perpendicular, pictorial, polish, profile, reading, removal, roughness, side, sketch, symbols, texture, three, top, two, view, waviness
Synchronous Motors
In this animated object, learners study how the internal parts of an AC synchronous motor interact with magnetic fields to cause rotation. A short quiz completes the activity.
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ac, ac synchronous motor, electricity, magnetic field, motor, stem
The 7493 IC Binary Counter (Screencast)
In this screencast, learners examine the construction of a 7493 IC as mod-2 and mod-8 up-counters. They view how this binary counter can be modified to operate at different modulus counts.
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7493, counter, electronic
The Absolute Rotary Encoder
The learner will gain an understanding of robot motion control by comprehending the fundamentals of the encoder.
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encoder, led transmitter, optical absolute encoder, photo sensor, robot, robot motion control