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In this activity, learners will create their own lava lamps. Learners will explore density, effervescence and chemistry through this activity.

$1 - $5 per student Ages 4 - 14 30 to 45 minutes
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In this chemistry activity, learners witness an exothermic reaction, while making their very own, completely usable sidewalk chalk. This is also an excellent activity for exploring color mixing.

1 cent - $1 per student Ages 8 - 14 30 to 45 minutes
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Learners observe a flask with a balloon attached over the mouth and inverted inside the flask.

$1 - $5 per group Ages 11 - adult 30 to 45 minutes
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In this fun and delicious chemistry activity (page 1 of the PDF), learners will explore the difference between physical and chemical change by making homemade ice cream.

$10 - $20 per group Ages 8 - 11 30 to 45 minutes
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This is written as a static display, but can easily become a hands-on experiment for learners.

$5 - $10 per group Ages 14 - adult 30 to 45 minutes