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In this lab, learners grow broad bean (also called fava bean) plants in three EarthBoxes for a few weeks before exposing one to wind (using a fan), another to heat (using a lamp), and the third to not

Over $20 per group Ages 14 - 18 1 to 7 days
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DNA is the thread of life. Encoded in its genetic sequence is the information that makes each of us unique. This activity allows you to see long, stringy strands of DNA extracted from wheat germ.

$1 - $5 per group Ages 8 - adult 10 to 30 minutes
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DNA is the thread of life. Encoded in its genetic sequence is the information that makes each of us unique.

$5 - $10 per group Ages 8 - adult 10 to 30 minutes
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In this activity, learners test the pH of safe liquids available at home by creating a pH indicator from mashed blueberries.

$10 - $20 per group Ages 6 - 18 10 to 30 minutes
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Many common household cleaners are antimicrobials.

$1 - $5 per group Ages 8 - adult 10 to 30 minutes
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In this activity (page 26 of the PDF), learners make observations, formulate hypotheses and design a controlled experiment, based on the reaction of carbon dioxide with calcium hydroxide.

$5 - $10 per group Ages 8 - 18 1 to 7 days
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The Sacred Cenote at Chichén Itzá is a sink hole, or well, containing groundwater. In this activity, learners create their own cenote using chalk, limestone, acids, and rain water.

1 cent - $1 per student Ages 6 - adult 10 to 30 minutes