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In this activity, learners will experiment with textures, shapes, and materials and create their own unique masterpieces.

$1 - $5 per group Ages 4 - adult 10 to 30 minutes
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In this design challenge activity, learners build a rubber band-powered rover that can scramble across the room.

1 cent - $1 per student Ages 11 - 18 30 to 45 minutes
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In this math lesson, learners construct box-and-whisker plots to analyze and compare data sets. Learners investigate whether or not long-legged people run faster than short-legged people.

$1 - $5 per group Ages 11 - 14 1 to 2 hours
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In this activity, learners use tonic water to detect ultraviolet (UV) light from the Sun and explore the concept of fluorescence.

$1 - $5 per group Ages 6 - adult 5 to 10 minutes
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In this activity, learners manipulate film to create homemade movies. Scratch Film, also known as Direct Animation, is the process of drawing and scratching designs directly onto film.

Over $20 per group Ages 11 - adult 2 to 4 hours
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In this activity, learners use binoculars (or a telescope) to identify and track sunspots. If using binoculars, learners need a pair that can be secured on a tripod.

Over $20 per group Ages 8 - adult 10 to 30 minutes
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In this food science activity, learners observe different plant-originated foods.

1 cent - $1 per group Ages 8 - 14 30 to 45 minutes
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In this activity about electricity, learners identify closed and open circuits. First, learners examine and label diagrams of open and closed circuits.

$10 - $20 per group Ages 8 - 14 10 to 30 minutes
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Does yeast breathe? Find out by watching how plastic bags filled with yeast, warm water and different amounts of sugar change over time.

$1 - $5 per student Ages 6 - 14 45 to 60 minutes
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In this environmental health activity, learners grow and observe bread mold and other kinds of common fungi over the course of 3-7 days.

1 cent - $1 per group Ages 8 - 14 1 to 7 days
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In this activity, learners will build a stomp-powered launcher to blast off paper rockets they design. Materials can be found at a local hardware store or you may already have them at home.

$5 - $10 per group Ages 6 - 18 10 to 30 minutes
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In this activity, learners use objects they find on a nature and water to make creative frozen sculptures.

free Ages 4 - adult 10 to 30 minutes
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In the wild, small crustaceans known as brine shrimp live in marine habitats such as saltwater lakes.

$10 - $20 per group Ages 11 - 18 1 to 7 days
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In this physics activity (page 10 of the PDF), learners will explore how energy from moving water can be used.

$1 - $5 per group Ages 6 - 14 30 to 45 minutes
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In this activity, learners are challenged to design and construct a trophy for prize-winning sports equipment.

$5 - $10 per group Ages 8 - 18 10 to 30 minutes
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In this activity, learners explore the web of connections among living and non-living things.

1 cent - $1 per group Ages 4 - 14 30 to 45 minutes
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While playing a game, learners discover how the Endangered Species Act works in the United States. Learners move along a game board by answering questions correctly.

1 cent - $1 per student Ages 6 - 14 10 to 30 minutes
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In this activity, learners investigate the properties of graphene and graphite.

Over $20 per group Ages 4 - adult 5 to 10 minutes
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Learners build a yo-yo using a piece of wood, PVC pipe, and string. In doing so, learners explore the force of gravity and angular momentum.

$1 - $5 per student Ages 8 - 18 30 to 45 minutes
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Build a house you can fit inside, using cardboard tubes.

1 cent - $1 per group Ages 6 - 14 45 to 60 minutes