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Latent Prints
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In this activity, learners examine fingerprints. Learners leave a hidden print on a surface and then make their own print detecting powder from graphite (found in pencils).

Odors Aloft
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Learners smell balloons filled with different scents to guess what's inside. From this, they infer the presence and motion of scented molecules.

DNA Extraction
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Learners use a simple process to extract DNA from strawberries.

Bend a Carrot
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In this activity, learners investigate the process of osmosis by adding salt to a sealed bag of raw carrots and comparing it to a control.

Inner Space
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In this activity, learners discover that there is space between molecules even in a cup "full" of water. They first fill a cup with marbles, and then add sand to fill the gaps between the marbles.

Matter of Degree
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In two separate bags, learners mix water with Epsom salts and detergent.

Reaction: Yes or No?
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In this activity, learners mix ingredients in a plastic bag, and then identify three characteristics of a chemical reaction: production of heat, color change, and production of a gas.

Sticky Situation
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In this activity, learners separate the protein from milk and and use it to make their own glue.