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In this activity, learners make bridges using an oil-based modeling clay (plasticene). The instructions include discussion questions for both before and after bridge building.

$1 - $5 per group Ages 4 - 11 30 to 45 minutes
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In this activity, learners will experiment with the physics of flight by making a gliding contraption with strange looking wings. The activity explores flight with connections to the natural world.

1 cent - $1 per student Ages 4 - 14 5 to 10 minutes
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Investigate how force and thrust work to propel rockets into outer space. Build a rocket: a blown-up balloon taped to a drinking straw threaded through some string.

$1 - $5 per student Ages 6 - 11 10 to 30 minutes
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In this activity, young learners (2 years and up) explore tree structure and biology. Tree products are explored by painitng with fruit.

$1 - $5 per student Ages 4 - 8 5 to 10 minutes
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In this activity, learners will build a roller coaster for a marble to run on using everyday household materials such as paper towel or toilet paper rolls, cups, boxes, books, buckets, chairs, etc.

$1 - $5 per group Ages 6 - 11 30 to 45 minutes
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In this activity, learners design wind-powered cars out of simple household materials. Students have fun designing and then racing their vehicles around the room.

$1 - $5 per student Ages 6 - 11 30 to 45 minutes
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In this activity, learners explore the importance of active play.

1 cent - $1 per group Ages 4 - 8
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In this fun hands-on activity, learners create a safety device to protect an egg "passenger" in a toy car crash. Learners experiment with different solutions to this very problem.

$1 - $5 per student Ages 6 - 11 10 to 30 minutes
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In this activity learners will build roller coasters and test them using small balls or marbles.

$5 - $10 per group Ages 4 - adult 10 to 30 minutes
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Use echolocation to find others and experience how whales’ senses have adapted to suit their environment. In pairs, learners are blindfolded and use containers filled with marbles to find each other.

$1 - $5 per group Ages 6 - 11 10 to 30 minutes
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Birds' beaks are designed to allow birds to get the most of whatever food they need. In this activity, learners get an idea of how different beak shapes suit different food sources.

$1 - $5 per group Ages 6 - 11 45 to 60 minutes
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In this self-measuring activity, learners measure and record the length of their foot.

1 cent - $1 per group Ages 4 - 11 30 to 45 minutes
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In this activity learners will build a neighborhood out of blocks and cardboard.

$5 - $10 per group Ages 4 - 11 45 to 60 minutes
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In this yummy chemistry activity which requires adult supervision, learners use sugar and water to explore how crystals form.

1 cent - $1 per student Ages 6 - 18 1 to 7 days
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"Nature of Dye" allows participants to create their own dyes and art while exploring how chemicals interact and how these interactions can have real-world applications.

Over $20 per group Ages 6 - adult 10 to 30 minutes
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Focus sound through a balloon! In this Exploratorium activity, you'll use dry ice to create a balloon that's a sound lens.

$1 - $5 per student Ages 6 - adult 5 to 10 minutes
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In this activity (located on page 5 of PDF), learners work in groups to create dig sites for display.

$10 - $20 per group Ages 6 - 11 30 to 45 minutes
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In this activity, learners will make fish cutouts that propel through the water with the help of surface tension.

$5 - $10 per student Ages 6 - 11 10 to 30 minutes
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In this activity, young learners (2 years and up) explore dirt and what is in it by painting with mud.

$1 - $5 per student Ages 4 - 8 5 to 10 minutes
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In this activity, learners will observe magnetic properties and sort objects by them. This activity uses everyday items to teach learners about magnetic forces, poles and properties of magnets.

$5 - $10 per student Ages 4 - 11 10 to 30 minutes