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In this activity (located on page 6 of the PDF), learners explore the ways people access water in their homes.

1 cent - $1 per student Ages 6 - 11 10 to 30 minutes
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Learners draw comic-style pictures to show the water cycle. From a starting picture, one learner draws what happens to the water in the next panel, then passes the comic strip to another learner.

1 cent - $1 per group Ages 8 - 11 10 to 30 minutes
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In this activity, learners explore properties of water and watch evaporation happen by "painting" with water in the sun.

$5 - $10 per group Ages 4 - 8 10 to 30 minutes
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In this activity (located on page 10 of the PDF), learners explore the properties of spraying and dripping water, while making art.

$5 - $10 per group Ages 4 - 8 10 to 30 minutes
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How many colors make black? Gather as many water soluble black markers as you can find.

1 cent - $1 per student Ages 4 - 18 10 to 30 minutes
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In this activity, learners observe color mixing and absorbency using colored tissue paper and spray bottles.

$1 - $5 per group Ages 4 - 8 10 to 30 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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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 simulate what happens to a human spine in space by making Sponge Spool Spines (alternating sponge pieces and spools threaded on a pipe cleaner).

$5 - $10 per group Ages 8 - 14 10 to 30 minutes
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In this activity (on page 8), learners model how marble statues and buildings are affected by acid rain.

1 cent - $1 per student Ages 6 - 14 10 to 30 minutes