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Chromatography
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In this chemistry activity, learners will separate a mixture of FD&C dyes (colors certified and allowed by the US for the Food, Pharmaceutical, Cosmetics & Personal Care industry) to practice

Bird Feeders
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In this activity, learners build a bird feeder or feeders to attract birds for observation.

Breathing Machine
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In this activity, learners work in teams to construct human lung models from small plastic beverage bottles and balloons.

Marshmallow Models
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No glue is needed for learners of any age to become marshmallow architects or engineers.

Chocolate Lava
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In this yummy earth science activity (page 5 of the PDF), learners use fudge to learn about different kinds of lava.

Cook with a Solar Oven
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In this activity, learners make their own solar oven to bake s'mores and learn about how solar energy is absorbed on Earth.

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.

Wolf Postures
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In this activity, learners investigate how wolves communicate with each other through different body postures.

Crystal Stencil Stars
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In this activity on page 6 of the PDF, learners dissolve Epsom salt in water and discover that the resulting solution can be used to create a work of art.

Hit the Spot!
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This is a hands-on activity about the physics of tennis. Learners will discover that physics plays a big part in tennis, no matter what their skill level might be.

Finding the Size of the Sun and Moon
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In this activity, learners build a simple pinhole viewer. They use this apparatus to project images from a variety of light sources, including a candle, the Sun, and the Moon.

Changing Body Positions: How Does the Circulatory System Adjust?
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In this activity about how the body regulates blood pressure (page 117 of the PDF), learners make and compare measurements of heart rate and blood pressure from three body positions: sitting, standing

Map Your World
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In this activity, learners map their world by drawing a plan of their bedroom.

Balloon in a Flask
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Learners observe a flask with a balloon attached over the mouth and inverted inside the flask.

Bottle Blast Off
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With little more than a plastic bottle, some vinyl tubing, and a length of PVC pipe, make a rocket and a rocket launcher and investigate how rockets fly.

Build An Aqueduct
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In this activity, learners use the design thinking process to design and build their own aqueduct, or water bridge.

The Carbon Cycle Game
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In this activity, learners take on the role of a carbon atom and record which reservoirs in the carbon cycle they visit.

Marshmallow Catapult
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In this activity, learners explore physics by building a catapult that launches marshmallows with household objects.

Static Spoons
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In this physics activity (page 6 of the PDF), learners will explore how static electricity affects surrounding objects.

Solidly Platonic
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In this activity, learners follow simple directions to explore and create platonic solids.