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Showing results 921 to 940 of 996
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Design a Seed
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In this activity, learners will design a seed and test how it travels. Learners will use the Engineering Design Process to create a seed which can move from place to place.
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Stabilization Wedges Game
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This game introduces learners to the scale of the greenhouse gas problem, plus technologies that already exist to dramatically reduce our carbon emissions and prevent climate change.
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Plant Parts You Eat
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In this food science activity, learners observe different plant-originated foods.
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Try Growing Your Own Mold
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This is a hands-on activity that uses bread and household materials to grow mold. Learners collect dust from a room, wipe it on food, and contain it. One to seven days later, mold has grown.
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Heat Capacity: Can't Take the Heat?
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Why is ocean water sometimes the warmest when the average daily air temperature starts to drop? In this activity, learners explore the differing heat capacities of water and air using real data.
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Fungus Among Us
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In this environmental health activity, learners grow and observe bread mold and other kinds of common fungi over the course of 3-7 days.
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Make Your Own Petroglyph
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In ancient Chaco Canyon, the people used a "sun dagger" petroglyph to mark the passing of seasons.
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Measurement: Million Dollar Giveaway
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In this math lesson, learners apply measurement skills to determine, in dollar bills, the capacity of a suitcase.
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Balancing Act
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In this physics activity (page 6 of the PDF), learners will build a class 1 lever and hypothesize and test the distances two objects need to be placed from the fulcrum in order to balance.
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Crumple a Watershed
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Learners gain an intuitive knowledge of the physical aspects of watersheds by creating their own watershed models.
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Cuica (Laughing Cup): Make a Musical Instrument
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In this activity, you'll use a paper cup, a piece of cloth, and some string to make a musical instrument called a cuica (pronounced KWEE-kah).
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Where Do We Choose to Live and Why?
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In this geography investigation, learners use a nighttime satellite image to observe areas of light across the United States and to identify patterns and spatial distributions of human settlements.
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Comparing Sizes of Microorganisms
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In this activity related to microbes, learners create scale models of microorganisms and compare relative sizes of common bacteria, viruses, fungi and protozoa using metric measures: meters, centimete
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Where in the World is the Terra Cotta Army?
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In this activity, learners find Xi'an, the archaeological area in China where the Terra Cotta Army was discovered, on a map or globe and look more closely at the relationship of the warrior site to ot
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Target Practice
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In this dynamic activity, learners build a catapult that launches projectiles, such as marshmallows.
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Comparing Fractions War Card Game
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In this math activity, learners practice comparing fractions.
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Throw Your Weight Around
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During this activity, learners take part in a variety of tasks which involve moving and balancing different body parts.
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Remote Control Roller: Experiment with Static Electricity
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This activity is an investigation of static electricity. What happens when you get "static cling?" Basically, you pile up electrons on one thing, which attracts the protons in something else.
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Air Cannon
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In this quick and easy activity, learners build an air cannon "drum" and see what happens when they "shoot" puffs of air at different targets.
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Levity Through Tension: Fun with Water's Surface Tension
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This experiment describes how to create a "dribble bottle" which only leaks water when the cap is unscrewed. The full water bottle has a small hole made with a push pin.