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In this activity, learners create and reveal secret messages written with invisible ink! The invisible ink is actually a baking soda solution, and the magical revealing liquid is fruit juice.

$1 - $5 per group Ages 6 - 11 45 to 60 minutes
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Everybody loves boomerangs! In this activity about force and motion, the learners will experiment with boomerangs and explore how they work. This is a great activity to get learners up and moving.

$1 - $5 per student Ages 4 - 8 10 to 30 minutes
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In this crafty chemistry activity (on page 2 of the PDF), learners make their own paper from used paper they may have otherwise thrown away.

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