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Exploring Shadows
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This activity guide features three related explorations to help learners ages 3-6 investigate shadows via the following science concepts: A shadow is made when an object blocks the light; you can chan
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Designer Ears: Make “better” ears!
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Find out what it would be like to have ears shaped differently from your own! Design and make different animal ears then try them out.
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Clay Exploration
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In this activity, learners explore the possibilities of clay as a natural material.
Hexagon Hunt
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This activity gets learners looking at 6-sided shapes in nature, including the cells of a beehive, as well as other shapes.
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Engineer an Octopus Suction Pad
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In this engineering design challenge, learners build an octopus-inspired suction pad that can grab an object and hold it tightly in the air.
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Root Beer Float
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In this quick activity/demonstration about density, learners examine what happens when two cans of root beer--one diet and one regular--are placed in a large container of water.
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Making Music in Nature
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In this activity, learners will explore the ways natural materials can produce sounds. Appropriate for any age, learners can make individual music or create a symphony with others.
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Making a Battery from a Potato
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In this electrochemistry activity, young learners and adult helpers create a battery from a potato to run a clock.
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As Straight as a Pole
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In this engineering activity (page 3 of PDF), young learners investigate how a pole can be made stable by “planting” its base in the ground or adding supports to the base.
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Amphibian Skin
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In this activity, learners explore the concept of permeability to better understand why amphibians are extremely sensitive to pollution.
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Build a Bell Bracelet
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Learners make bell bracelets, place them on their wrists or ankles, and then dance to the rhythms and sounds the bells make. Many cultures use ankle or wrist bells to make music during dancing.
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Invisible Sunblock
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In this activity, learners find out why some mineral sunblock rubs in clear. Learners compare nano and non-nano sunblocks and discover how particle size affects visibility.
River Catcher
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In this activity (located at the top of the page), learners make an easy river strainer and see what they can catch.
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Good Vibrations
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In this activity, learners experiment with their voices and noisemakers to understand the connections between vibrations and the sounds created by those vibrations.
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Make Your Own Butterfly
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In this activity (on the left side of page 5, continued on the right side of page 4 of the PDF), learners make models of colorful butterflies.
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Bark Beetle Infestation Investigation: Estimation and Pheromones
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This activity investigates how bark beetles can threaten forests by having learners estimate the number of infected trees from a photo.
What's in the Bag?
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In this activity, young learners use their sense of touch rather than sight to identify a mystery object in a bag. Learners take turns acting as "peekers" and "sensers" throughout the game.
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Magnification vs. Resolution: Can you see the flag on the Moon?
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This fun and simple hands-on astronomy activity lets learners explore the difference between telescope magnification and resolution.
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Shape Stamping
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In this activity, learners will explore two-dimensional shapes that are found in three-dimensional shapes. Learners will explore geometry, design, color and tool use through this activity.
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See the Light
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Learners mix a solution of luminol with hydrogen peroxide to produce a reaction that gives off blue light.