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Learners mix a solution of luminol with hydrogen peroxide to produce a reaction that gives off blue light.

$1 - $5 per group Ages 4 - adult Under 5 minutes
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Learners design different shaped bandages for different purposes. First, they draw their designs on paper.

$1 - $5 per student Ages 4 - 14 30 to 45 minutes
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As a group, learners investigate three packages which are all the same size and shape, but have different contents. One is filled with foam, one is filled with wood, and one is filled with metal.

$1 - $5 per group Ages 4 - 11 10 to 30 minutes
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In this activity (on pages 15-18 of PDF), learners make a life-size two-dimensional paper model of their own skeletons.

$1 - $5 per student Ages 4 - 11 45 to 60 minutes
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In this chemistry activity, learners prepare two petri dishes, one filled with water and one filled with milk.

$1 - $5 per group Ages 4 - 18 5 to 10 minutes
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In this activity, learners separate a mixture of pebbles, salt crystals, and wood pieces. They add water and pour the mixture through a strainer.

$1 - $5 per group Ages 4 - adult Under 5 minutes
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In this experiment, learners design and build a model room in a shoebox and furnish it with tiny furniture.

$1 - $5 per student Ages 4 - 14 30 to 45 minutes