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Visitors test solutions of water, sugar, salt, and hydrochloric acid and the solids salt and sugar. They clip leads from the hand generator to wires immersed in each substance.

$5 - $10 per group Ages 6 - adult Under 5 minutes
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In this chemistry lab activity, learners model the colors of fireworks by burning metallic solutions in a flame and observing the different colors produced.

$5 - $10 per group Ages 14 - adult Under 5 minutes
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In this engineering activity, learners explore simple machines and then build cardboard automata using cams.

$5 - $10 per group Ages 8 - 14 2 to 4 hours
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Learners experiment with a commercial photo-sensitive paper (Sunprint® or NaturePrint® paper). They place opaque and clear objects on the paper and expose it to bright light, observing the results.

$5 - $10 per group Ages 6 - adult Under 5 minutes
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In this activity, learners build a simple solar oven out of household materials to melt chocolate and marshmallow between graham crackers--known as s'mores.

$5 - $10 per group Ages 8 - 14 1 to 2 hours
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In this activity, learners will conduct an experiment to discover methods of reventing foot mold growth on food.

$5 - $10 per group Ages 4 - 11 1 to 4 weeks
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In this activity, learners explore two properties of gases: gases take up space and exert pressure. Learners assemble two flasks and a beaker, connecting them with stoppers and tubing.

$5 - $10 per group Ages 11 - adult Under 5 minutes
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In this chemistry meets cooking activity, learners compare the stability of egg white foams with various additives.

$5 - $10 per group Ages 11 - 18 30 to 45 minutes
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In this fascinating and fun experiment, learners use chemistry to identify a mystery powder and to solve a "crime," a process similar to that used by real forensic scientists.

$5 - $10 per group Ages 6 - 11 45 to 60 minutes
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In this activity, learners construct their own spectroscope as they explore and observe spectra from familiar light sources.

$5 - $10 per group Ages 14 - 18 45 to 60 minutes
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Learners match puzzle pieces to outlines of a DNA strand. The puzzle pieces represent the four chemicals making up DNA base pairs: adenine, thymine, guanine, and cytosine.

$5 - $10 per group Ages 8 - 18 5 to 10 minutes
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In this chemistry challenge, learners work to figure out which of four juices are real, and which is just food coloring and sugar.

$5 - $10 per group Ages 8 - 14 10 to 30 minutes
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In this activity (on pages 10-15), learners investigate starch in human diets and how plants make starch (carbohydrates) to use as their food source.

$5 - $10 per group Ages 8 - 14 45 to 60 minutes
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In this chemistry activity, learners explore whether matter is created or destroyed during a chemical reaction. They will compare the weight of various solutions before and after they are mixed.

$5 - $10 per group Ages 11 - 18 30 to 45 minutes
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Learners observe two model atmospheres -- one with normal atmospheric composition and another with an elevated concentration of carbon dioxide.

$5 - $10 per group Ages 14 - 18 45 to 60 minutes
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In this design challenge activity, learners add a jet-propulsion system (i.e. a balloon) to a blimp so it flies straight and far under its own power.

$5 - $10 per group Ages 8 - 14 45 to 60 minutes
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This activity provides an opportunity for learners to observe and examine how carbon dioxide, water, and light produce glucose/starch through a process called photosynthesis.

$5 - $10 per group Ages 14 - 18 1 to 7 days
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In this outdoor activity/game, learners use thermometers to simulate how lizards survive in habitats with extreme temperatures.

$5 - $10 per group Ages 8 - 18 45 to 60 minutes
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Learners use Benedict’s solution and heat to test for the presence of simple sugars in glucose, sucrose, starch, and starch combined with amylase.

$5 - $10 per group Ages 11 - adult 10 to 30 minutes