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In this activity (on page 2 of the PDF), the learner places a golf ball between salt water and colored fresh water. The golf ball is not as dense as the saltwater.

$1 - $5 per student Ages 6 - 14 5 to 10 minutes
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In this chemistry demonstration, learners investigate the factors that increase the rate of dissolution for a solid.

1 cent - $1 per group Ages 11 - 18 5 to 10 minutes
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In this chemistry activity (on page 2 of the PDF), learners make a layered drink with liquids of different densities.

$1 - $5 per student Ages 6 - 14 5 to 10 minutes
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In this activity, learners perform a simulated blood test procedure.

$1 - $5 per group Ages 11 - adult 5 to 10 minutes
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In this activity, learners sublimate dry ice and then taste the carbon dioxide gas.

$1 - $5 per student Ages 11 - 18 5 to 10 minutes
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Make a quick and easy filter from household materials. A filter will catch any solids suspended in a liquid and filter them out. By using a filter, learners can discover amazing things.

1 cent - $1 per student Ages 4 - 8 5 to 10 minutes