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Showing results 21 to 40 of 56
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Tempest in a Teacup
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In this hands-on activity, learners determine the types of chemical reactions achieved when combining different household products.
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Super Sleuths
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In this physical sciences activity, learners use science to solve a "crime." Learners collect trace evidence (glitter) and explore its characteristics, such as color, size, shape, and light reflection
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Dance Pad Mania
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Make your own "Dance Dance Revolution" dance pad! In this design challenge activity, learners work in teams to build a dance pad that lets you use your feet to sound a buzzer or flash a light.
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Sky Diver
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Students design and build their own parachutes in this hands-on engineering project.
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Multitasking Mania
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In this activity, learners conduct scientific research on multitasking. Learners determine if multitasking with media while doing homework affects their ability to successfully complete the homework.
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Boats Afloat
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In this water activity, learners build boats that float and sink. First, learners listen to the book, "Who Sank the Boat" and practice making predictions throughout the story.
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Lost Labels
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In this experiment, learners will conduct chemical and physical tests to identify mystery substances.
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Ice Cream Shake
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In this tasty activity, learners make their own ice cream any day of the year in an exploration of heat and cold. Highlights include freezing and melting and the transition from liquid to solid.
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Sky Glider Challenge
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In this design challenge activity, learners use two helium-filled balloons to build a blimp that can travel in a straight path across the room.
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A Recipe for Traits
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In this genetics activity, learners create and decode a “DNA recipe” for a dog by randomly selecting strips of paper that represent DNA.
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Whodunit?
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In this fascinating and fun experiment, learners use chemistry to identify a mystery powder and to solve a "crime," a process similar to that used by real forensic scientists.
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Build a Band
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In this design challenge activity, learners build a four-stringed instrument that can play a tune.
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Shower Estimation
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In this activity, learners calculate their water usage (in cups and galloons) during an average shower. Learners also chart and analyze water usage during showers in their households.
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Potion Commotion
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In this hands-on science experiment, students combine their understanding of the different states of matter and the characteristics of various chemical reactions.
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Operation Espionage
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In this activity, learners create and reveal secret messages written with invisible ink! The invisible ink is actually a baking soda solution, and the magical revealing liquid is fruit juice.
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Traveling Tapeworm
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In this "gross" activity (on pages 34-46), learners make a life-size model of a human digestive tract, and follow the life of a beef tapeworm as it makes its way through.
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Breaking Point
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In this activity, learners build penetrometers to test leaf toughness. Biologists measure leaf toughness to study the feeding preferences of insects and bugs.
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Investigating Starch
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In this activity (on pages 10-15), learners investigate starch in human diets and how plants make starch (carbohydrates) to use as their food source.
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Copper Cleanup
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In this hands-on experiment, kids use chemistry to explore whether acids or bases are better at restoring a penny’s shine.
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Exploring Ramps
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This guide features three related ramp explorations in which learners investigate the following science concepts: when placed on a ramp, some objects roll, others slide, and others stay put; the shape