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Learners experiment with a piece of Silly Putty® by stretching, bouncing, and snapping it. They then create flubber, a similar substance, by mixing diluted glue and a solution of sodium borate.

$1 - $5 per group Ages 6 - adult Under 5 minutes
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In this activity (on page 2 of the PDF), learners explore surface tension by adding pennies to cups which are "full" of plain water or soapy water.

1 cent - $1 per student Ages 6 - 14 5 to 10 minutes
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In this activity, learners will create their own bubble solution. Learners will explore chemistry, geometry and trial and error through this activity.

$5 - $10 per group Ages 4 - 14 10 to 30 minutes
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This activity (on page 2 of the PDF) features a recipe to create the stretchy polymer Flubber from Borax detergent, white glue, and water.

$1 - $5 per student Ages 4 - 14 10 to 30 minutes
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In this activity, learners combine two substances (plaster of Paris and water) to make a cast of an object's imprint in clay.

$1 - $5 per student Ages 6 - 14 30 to 45 minutes