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Balls and Ramps
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In this activity, learners use simple, everyday materials to experiment with balls and ramps.
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Marshmallow Models
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No glue is needed for learners of any age to become marshmallow architects or engineers.
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Catch the (Sound) Wave!
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See and hear how sound waves travel through different types of materials. Extend the experiment online and learn how you can "see" with sound waves using ultrasound.
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Light Maze
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In this activity, learners will explore light with reflective surfaces. Learners will make predictions and share their observations as they experiment with directing a beam of light.
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Ocean in a Bottle
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In this simulation activity, learners observe what can happen when ocean waves churn up water and oil from an oil spill.
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What Does Spit Do?
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Some animals can swallow food whole, but humans have to chew. In this activity, learners will investigate what saliva does chemically to food before we even swallow.
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Make a Balance / Scale
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In this activity, learners create a kind of balance device using a wire coat hanger, some string, and paper cups.
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Arrows
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In this activity, learners surprise their eyes with an optical illusion involving arrows made out of pipe cleaners.
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Good Vibrations
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This lesson (on pages 15-24 of PDF) explores how sound is caused by vibrating objects. It explains that we hear by feeling vibrations passing through the air.
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Drops on a Penny
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In this activity, challenge learners to predict and investigate how many water drops they can fit on one penny.
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Light as Air
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In this physics activity (page 6 of the PDF), learners will demonstrate air has weight by comparing an inflated balloon to a deflated one.
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A Penny Saved is a Penny Heard
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In this activity (11th activity on the page), learners use pennies to test their hearing acuity.
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Ready to Observe: Enhance Your Telescope Experience
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This fun hands-on astronomy activity uses a variety of simple props to help learners understand why they see what they see in a telescope.
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Filtering
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Make a quick and easy filter from household materials. A filter will catch any solids suspended in a liquid and filter them out. By using a filter, learners can discover amazing things.
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Seeing in the Dark
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In this activity (17th on the page), learners investigate why you cannot see colors in dim light.
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Make a Comet Model and Eat It!
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In this activity, learners build models of comets, using edible materials, to learn about comets' structure.
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Model Eardrum
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In this activity (last activity on the page), learners make a model of the eardrum (also called the "tympanic membrane") and see how sound travels through the air.
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The Incredible Journey
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In this weather activity (page 4 of the PDF), learners will explore the water cycle through an interactive game.
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Sugar/Salt Crystals
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In this chemistry activity (page 1 of the PDF), learners will observe a physical change.
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Static Cling
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In this activity, learners investigate static electricity using everyday objects at four different stations.