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From Polliwog to Frog
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In this activity, learners discover how frogs' bodies change while growing from a tadpole to a frog. Learners create a simple craft that gives a visual display of the metamorphosis process.
The Jelly Bean Challenge
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In this activity, learners explore how their sense of smell affects their taste buds. Learners taste different flavored jelly beans while holding their nose.
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Skin, Scales and Skulls
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In this activity, learners examine body parts (including skin, scales, and skulls) from fish, mammals and reptiles. Questions are provided to help encourage learner investigations.
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Tiny Particles, Big Trouble!
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In this activity, learners discover why some nanoscale science and technology is done in the controlled environment of a clean room, what clean rooms are like, and how scientists help keep the clean r
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Smelly Balloons
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In this activity, learners sniff out scents hidden in balloons! After investigating, learners discover we sometimes can use another sense (smell) to detect things too small to see.
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Pulse Pointer
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In this activity, learners investigate circulation and measure their own your heartbeat. A heart rate, or pulse, is the number of times the heart beats per minute.
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Ask an Elder
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In this activity, learners listen to a story and tell a story of their own as they learn about the importance of elders in Native American cultures.
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Scream Cup
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In this activity, the learner will experiment with the physics of sound production while making a sound making toy. The activity includes a video with step by step instructions.
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Design a Microexpression Zoetrope
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In this engineering design challenge, learners animate a facial expression and make a machine (zoetrope) that plays the animation back.
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The Straw Flute
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In this is activity about sound and vibration, learners create their own 'flutes' with drinking straws, then investigate how changing the length of the straw affects the sounds that are produced.
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In the Middle
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In this game-like activity (5th activity on the page), learners explore their auditory acuity as well as the importance of having two ears.
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Cartesian Diver
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In this demonstration, learners observe the effects of density and pressure. A "diver" constructed out of a piece of straw and Blu-Tack will bob inside a bottle filled with water.
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Gummy Shapes
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In this activity, learners use chemistry to “self-assemble” gummy shapes. Learners discover that self-assembly is a process by which molecules and cells form themselves into functional structures.
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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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Hole in Your Hand
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Create an illusion where it appears that your hand has a hole in it. You'll see the results from when one eye gets conflicting information.
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Temperature Time Warp
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In this activity, learners explore the behavior of cold-blooded animals. Learners discover what happens when they change a fly's temperature.
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Listen to THIS!
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In this activity, learners use plastic tubing and a funnel to listen to their heart. Learners also discover that if they run around, their heart pumps harder and faster, making it easier to hear.
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Memory Solitaire
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In this online game, learners practice memory recall. They are shown a collage of pictures for two minutes, then have to write down everything they remember and check how they did.
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Mystery Noises
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In this game (4th activity on the page) about hearing, learners test their ability to identify various sounds without looking.
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Habitat Observations
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In this outdoor activity, learners discover the wonders of the habitat surrounding them.