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In this activity, learners build a carousel toy that spins when pushed down.

$5 - $10 per student Ages 8 - 18 45 to 60 minutes
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In this activity on page 7 of the PDF, learners follow a recipe to make a dough similar to the clay artists use to make sculptures.

$1 - $5 per student Ages 6 - 11 10 to 30 minutes
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In this activity on page 11 of the PDF, learners use candle wax to make "invisible" designs that are revealed with watercolor paints.

$1 - $5 per student Ages 6 - 11 5 to 10 minutes
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This great "re-use it" activity will demonstrate how to transform a greeting card into a box. Once constructed, the box can have many uses like holding special notes or keepsakes.

1 cent - $1 per student Ages 6 - 14 5 to 10 minutes
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In this activity on page 3 of the PDF, learners create a collage by using vinegar to transfer color pictures from a newspaper onto a piece of white paper.

$1 - $5 per student Ages 6 - 14 10 to 30 minutes
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In this activity, learners get hands-on experience with ratios and scaling while making their own jewelry out of recycled plastic containers.

free Ages 11 - 14 45 to 60 minutes
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In this family or group inquiry activity, learners use their senses to explore a local forest or woodland.

1 cent - $1 per group Ages 6 - 11 1 to 2 hours
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In this activity related to nanotechnology, learners observe some of the effects that result from creating a thin layer of material several nanometers thick.

$5 - $10 per group Ages 11 - 14 10 to 30 minutes
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This is a quick activity (on page 2 of the PDF under Butterfly Wings Activity) that illustrates how nanoscale structures, so small they're practically invisible, can produce visible/colorful effects.

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
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In this activity, learners explore how casts of fossilized bones are created and used to learn about dinosaurs. Learners make observations, draw diagrams and share their findings.

Over $20 per group Ages 8 - 11 4 to 24 hours
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In this activity on page 2 of the PDF, learners discover how color changes can help scientists distinguish between acids and bases.

$10 - $20 per student Ages 6 - 11 10 to 30 minutes
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In this activity, learners make their own bug boxes and test the habitat preference of selected "minibeasts" (bugs).

$5 - $10 per student Ages 6 - 14 2 to 4 hours
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In this activity, learners explore how the area of Arctic sea ice has changed over recent years. First, learners graph the area of Arctic sea ice over time from 1979 to 2007.

free Ages 11 - 18 45 to 60 minutes
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In this activity, learners explore how pens have been engineered and re-engineered over time. Learners work as a team to develop a working pen out of everyday items.

$10 - $20 per group Ages 8 - 18 1 to 2 hours
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In this activity, learners build mini-basketball courts and explore the laws of physics. Learners discover that everything you throw or shoot on earth travels in a parabola.

$10 - $20 per student Ages 6 - 18 30 to 45 minutes
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In this activity (located on page 2 of PDF), learners explore alternative uses of a simple paper cup, dubbed a "mystery item." Learners act as detectives and explore the properties and functions of th

1 cent - $1 per student Ages 4 - 11 10 to 30 minutes
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In this activity, learners will create a drawing with dry erase markers and watch it come to life. Learners will explore chemistry, art and storytelling through this activity.

$1 - $5 per student Ages 4 - 14 10 to 30 minutes
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In this activity, learners build inexpensive kaleidoscopes using transparency paper and foil (instead of mirrors).

$1 - $5 per student Ages 8 - 14 10 to 30 minutes
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In this activity, learners explore how the process of folding has impacts on engineering and is evident in nature.

$10 - $20 per group Ages 8 - 18 1 to 2 hours
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In this activity (page 2 of PDF under GPS: Garbology Activity), learners will prepare sheets of homemade recycled paper from several different source pulps.

$10 - $20 per group Ages 8 - 14 1 to 7 days