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Anti-Gravity Cups
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In this activity, learners will use simple materials to explore centripetal force and variables by swinging a cup of water without having the water spill out.
Mechanical Madness
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In this online Flash game, learners test their engineering know-how, moving a collection of mechanical parts onto a board to make complete a system of parts that will move a ball from start to finish.
Bird Watch
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In this group or individual activity, learners are encouraged to watch birds near home or school—possibly where birds are nesting in a tree, pecking in a park, feeding from a feeder, or flying through
Tsunami: Waves of Destruction
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In this activity, learners use tsunami time travel maps to predict how long it will take a tsunami to reach the shore.
Who Eats What?
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This activity is on page 10 (continued on the right side of page 11) of the pdf, part of the Forest Animals Discovery Box. In this game, learners act out the food web.
Condiment Diver
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In this hands-on activity, learners make the world's simplest Cartesian diver, using only a plastic bottle, some water, and a condiment packet.
Auditory Acuity
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This activity (8th activity on the page) tests learners' ability to identify things using only the sense of hearing.
Physics by the Fire: Matchstick Rocket
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Learners build a small rocket using a matchstick and a piece of aluminum foil. A second, lit match launches the match rocket. This activity involves fire; adult supervision required.
Two Sets!
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In this card game, learners make two sets of three cards that are alike. Learners must justify to the rest of the players why the three cards belong in each set.
How Fast Are You?
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This activity is designed to let learners measure their reaction time or response time to something they see.
Your Body in Your Mind's Eye
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This activity is about how you form mental images of your body's position in space, independent of vision. Can you take a sip of water from a cup with your eyes closed?
Evolution in Action: Isolation and Speciation in the Lower Congo River
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In this guided discussion activity, learners watch a video about Central Africa's Lower Congo River, one of the most biologically diverse rivers in the world.
Head, Shoulder, Knees and Toes...and Hands, Fingers and Back
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Are fingers the only place on the body where we use our sense of touch? In this activity (6th activity on the page), learners test the touch sensitivity of different parts of the body.
Moving to a Healthier Life
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This game presents you with several different choices you can make in the course of your everyday life to increase your level of physical activity and be healthier.
Depth Perception
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In this easy demonstration (3rd on the page), learners explore depth perception by conducting a test with two pencils.
Right Ear/Left Ear
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In this activity (4th on the page), learners conduct a series of tests to find out which of their ears is more dominant.
Canada Goose: Explore Trends With Data
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In this activity, learners will explore trends in Canada goose populations using real data from the National Audubon Society's Christmas Bird Count.
Think Fast!
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This is a quick and simple demonstration about reflexes (fourth activity on the page). One learner stands behind a see-through barrier like a window or wire screen.
Guess My Rule
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In this activity, learners play a guessing game to explore classification.
Drag: Parachute from the Stratosphere
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This is an online game recreating the longest ever (at that point in time) freefall jump by Air Force Captain Joe Kittinger.