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Showing results 61 to 80 of 532
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Universal Indicator Rainbow Trout
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In this activity on page 2 of the PDF, learners discover how color changes can help scientists distinguish between acids and bases.
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Lung Capacity
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This is an activity about lung capacity. Learners will measure their own lung capacity using a homemade spirometer.
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Exploring the Universe: Pack a Space Telescope
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Space telescopes can offer us better, clearer views of the universe (and of our own planet) than Earth-based telescopes can, but getting these large, delicate pieces of equipment into orbit is tricky.
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Inkjet Printer
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In this activity, learners investigate how inkjet printers produce tiny, precise drops of ink.
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Cover Your Mouth
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In this health activity (page 3 of the PDF), learners will discover why covering their mouth and nose while sneezing is so important.
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Great Balls of Goop
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In this activity, learners mix white craft glue and borax solution together to produce a surprising new material: GOOP!
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Homemade Butter
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In this activity, learners will turn cream and salt into butter—using marbles. Learners will explore how shaking up fat globules help them create homemade butter.
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Nebula in a Jar
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In this activity, learners will build a model of a nebula using cotton balls and colored water. Astronomers photograph nebulas and add colors to provide information about the nebula's composition.
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What's the Buzz
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In this physics activity, learners explore how sound is created by vibrations.
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Mars Perseverance Activity: Mud Splat Craters
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In this activity, learners explore the physics of impact craters from their own backyard using mud. Learners are encouraged to match features of real impact craters to their models.
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Planaria Fishing
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In this activity, learners capture and observe planaria, which are worms that eat tiny pond critters.
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No Pressure
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In this activity, learners observe what would happen to their bodies if they went to outer space without a space suit.
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Helicopter Twirl
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Learners cut and fold a paper helicopter from the template in this PDF. They practice twirling the helicopter and observe what happens as they modify their tries.
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Polymers are Chains (K-2)
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In this activity, learners make a paper model of a polymer, then make Silly Putty, an actual polymer.
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Be a Plumber
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In this activity (located on page 6 of the PDF), learners explore the ways people access water in their homes.
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Instant Ice Cream
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In this activity, learners make instant ice cream without using a freezer.
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Crash Landing!
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In this activity, groups cut out and sort cards showing items recovered from a crash landing on the Moon. The 12 items range from food and water to rope and matches to a self-inflating life raft.
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Snow Day!
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In this activity (on pages 4-5), learners make fake snow by adding water to the super-absorbant chemical from diapers, sodium polyacrylate.
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Waterless Snow Globe
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In this activity, learners will investigate static electricity as they create waterless snow globes.
Mix and Match
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In this optics activity, learners explore color by examining color dots through colored water and the light of a flashlight.