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In this activity, learners use sieves with different-sized holes to sort balls by size.

Over $20 per group Ages 4 - adult 5 to 10 minutes
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After learning that some of the chemicals we add to food crops may have harmful consequences on our health and the health of the environment, learners will create a pocket-sized card with their favori

1 cent - $1 per group Ages 6 - 14 30 to 45 minutes
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In this experiment related to plant biotechnology, learners discover how to prepare and load an electrophoresis gel.

Over $20 per group Ages 11 - adult 1 to 2 hours