Natural Sciences
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
Identifying Eukaryotic Animal Cell Organelles
In this animated object, learners are introduced to the structure and function of animal cell organelles.
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cell, Classroom resources, cytoplasm, cytoskeleton, cytosol, Educational resources, eLearning, endoplasmic, eukaryotic, golgi, Interactive learning, Learning activities, lysosome, mitochondria, Online learning, organells, peroxisome, reticulum, ribosomes, Student engagement, Study aids
Introduction to the Periodic Table (Screencast)
In this screencast, students read about the basic organization and structure of the periodic table of elements. Students identify elements as belonging to a group, a period, or neither.
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atomic, chemistry, elements, number, periodic, symbol, table, weight
Measuring Volume Using a Graduated Cylinder
Learners view an explanation of how to read a graduated cylinder by measuring the lowest portion of the meniscus. A quiz completes the activity.
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measuring, meniscus, volume
Mole Ratios in Chemical Equations
Learners use the coefficients in a balanced equation to develop the mole ratios of reactants and products involved in the reaction. Five interactive examples illustrate the method, and students test their knowledge by working four problems.
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Naming Binary Ionic Compounds Containing Fixed Oxidation State Cations
Learners examine a table containing the names of common cations and anions.
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Naming Binary Ionic Compounds Containing Variable Oxidation State Cations (Screencast)
Roman numerals are used to identify the charges on metal cations having multiple oxidation states. Five examples are provided for practice.
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Naming Compounds Containing Polyatomic Ions
Learners examine a table of common polyatomic ions. Eight examples are provided for practice.
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Newton's First Law of Motion - Video
The learner views several animations to study Newton's First Law of Motion, also known as "The Law of Inertia."
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force, isacc newton, laws, motion, physics
Newton's Second Law of Motion - Video
In this learning activity you'll examine force, mass, and acceleration to understand this "Law of Acceleration."
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acceleration, Classroom resources, Educational resources, eLearning, force, Interactive learning, isaac newton, laws of motion, Learning activities, mass, newton's laws, Online learning, Student engagement, Study aids
Newton's Third Law of Motion - Video
In this learning activity you'll examine Newton's Third Law: for every action, there is an equal but opposite reaction.
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laws of motion, Newton, physics
Precipitation Reactions
In this interactive and animated object, learners use solubility rules to predict when an insoluble ionic compound will precipitate in a double replacement reaction. Step-by-step examples are given.
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Science Lab Equipment - Pt 1 (Screencast)
In this screencast we are introduced to the lab equipment used to contain and dispense chemicals.
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chemistry, lab, science, tools
Scientific Notation - Converting Numbers Larger Than 1 to Scientific Notation (Screencast)
In this learning activity you'll review scientific notation and practice expressing numbers larger than 1.
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how do I use scientific notation, notation, scientific, what is scientific notation
Scientific Notation - Converting Numbers Smaller Than 1 to Scientific Notation (Screencast)
In this learning activity you'll read an explanation of scientific notation and practice expressing numbers smaller than 1 in scientific notation.
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how do I convert numbers using scientific notation, notation, scientific, what is scientific notation
Shapes of Simple Molecules - Part 1 (Screencast)
In this animated and interactive object, learners observe how two, three, or four groups of electrons around the central atom cause the shape of the molecule to be linear, trigonal planar, bent, tetrahedral, or pyramidal. Seven examples and eight interactive questions are provided.
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Stoichiometry
In this interactive lesson, students examine the quantitative relationship between chemicals in a balanced mathematical equation.
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chemistry, conversion factor, grams to moles, moles to mass
Taffy Atoms
Students read brief descriptions of atoms, molecules, elements, and compounds, and complete a matching exercise that pictures these particles and molecules as pieces of taffy.
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atoms, chemistry, compounds, elements, molecules
The Cell: Passive Transport Diffusion (Video)
Explore what passive transport diffusion is and how it moves water through a membrane.
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Biology, cell membranes, cell movement, how things move across cells, oxygen
The Cell: Passive Transport Osmosis (Video)
Explore what passive transport osmosis is and how it moves water through a semipermeable membrane.
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cell biology, cell membranes, osmosis, passive transport, water movement
The Combined Gas Law
Learners combine Boyle's Law and Charles's Law to solve for the pressure, volume, and temperature of a gas sample under two sets of conditions.
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The Kinetic Theory of Gases
In this animated activity, learners examine what gases are composed of and how their particles interact. They also consider several assumptions that form the basis for the Kinetic Theory of Gases.
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The Limiting Reagent in Chemical Reactions
In this interactive object, learners determine the limiting reagent and the excess reagent in chemical reactions. Learners test their knowledge by solving three problems.
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The Peptide Bond (Screencast)
In this screencast, learners examine the properties of the peptide bond and how the bond relates to the structure of hair.
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acids, amino, bond, chain, chemical, damage, end, hair, peptide, polypeptide
The Three States of Matter
In this animated and interactive object, learners examine the properties of liquids, solids, and gases.
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The Zygomycetes (Screencast)
In this screencast, learners examine the lifecycle of fungi including asexual and sexual reproduction. Learners test their knowledge by identifying a diagram. There is a companion crossword puzzle game here: https://www.wisc-online.com/arcade/games/natural-science/science-biology/3016/the-zygomycetes-crossword
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bread, fungi, hyphae, mold, nonseptate, rhizopus, sporangium, zygospore
Thermodynamic Transfer
In this animated object, learners examine how thermal energy is transferred by conduction, convection, and radiation. A brief quiz completes the activity.
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conduction, convection, dynamics, energy, radiation, thermal, thermodynamic, transfer
Total Surface Area of a Cylinder
In this module, you will see the derivation of the total surface area formula for a cylinder and work through several application problems.
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calculations, diameter, TSA
Types of Elements in the Periodic Table and Their Properties (Screencast)
In this screencast, we review the positions of metals, metalloids, and nonmetals in the Periodic Table and the general characteristics of each.
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Using Graphs to Explain Motion (Screencast)
In this screencast, you'll observe two vehicles moving across the screen at different rates then describe the motion. Additionally, you'll select the corresponding graphs of distance vs. time, velocity vs. time, and acceleration vs. time for each vehicle.
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acceleration, distance, graph, motion, relationship, velocity