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Geometry and Spatial Relations: Mirror, Mirror
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In this math lesson, learners use hinged mirrors to discover that regular polygons are composed of triangles tessellating around a center point.
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Measurement: How Many Noses Are in Your Arm?
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In this math lesson, learners apply the concepts of ratio and proportion to determine the length of the Statue of Liberty's torch-bearing arm.
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Public Key Encryption: Kid Krypto
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In this activity, learners conduct a simulation exercise related to public key encryption and try to intercept a message sent between two learners.
Mercury in the Environment
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In this environmental science lesson, learners will examine the dangers of mercury and how humans contribute to growing mercury emissions on Earth.
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Battleships: Searching Algorithms
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This activity explores the main algorithms that are used as the basis for searching on computers, using different variations on the game of battleships.
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Statistics: Wet Heads
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In this math lesson, learners learn how to construct stem and leaf plots. Learners first estimate the number of drops of water that will fit on the head of a penny.
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Kelsey: Clues of the Dig Site Map
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In this activity, learners explore dinosaur fossils and a dig site. Learners work in groups to analyze a dig site map and match bones to a skeletal drawing of Kelsey (a Triceratops).
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Our Sense of Sight: Color Vision
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In this activity, learners investigate color vision as well as plan and conduct their own experiments.
Stacking Dice
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In this math game, learners try to earn the most points by winning stacks of four dice. Learners practice number recognition and addition skills.
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Inverse Functions: Pennies, Pressure, Temperature, and Light
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The major goal of this math lesson is to have learners collect data from a variety of experiments, determine what models best fits their data, and explain why their models are best.
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Plugged in to CO2
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In this activity, learners investigate various appliances and electronics, discovering how much energy each uses and how much carbon dioxide (CO2) is released to produce that energy.
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Linear Functions: Mystery Liquids
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In this math lesson, learners analyze the density of liquids in order to explore linear functions.
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Going for a Spin: Making a Model Steam Turbine
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In this activity, learners explore how various energy sources can be used to cause a turbine to rotate.
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Polynomial and Rational Functions: Building Boxes
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In this math lesson, learners explore polynomial and rational function patterns.
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Number Sense and Computation: Soak It Up
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In this math lesson, learners compare products to determine the best product.
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Geometry: Let's Face It
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In this math lesson, learners identify, describe, and construct the five regular polyhedra.
Penny Estimation
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In this math activity, learners estimate how many pennies are in a jar by predicting and counting handfuls of pennies.
Spin to Win!
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In this math activity, learners play a probability game and try to be the first to get to the end of the game board path .This activity guide contains a material list, black line masters for the game
Starburst® Graph
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In this activity, learners use Starburst® candy to sort, classify, compare, and graph. Learners grab a handful of one-inch candy squares, sort them by color, graph the candy, and discuss the results.
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Serving Sizes
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In this nutrition and estimation activity (page 12 of PDF), learners estimate serving sizes of different foods and compare their estimates to serving size information provided on nutrition food labels