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Learners design their own experiment to investigate whether the temperature of the surrounding water affects the rate at which the colored coating dissolves from an M&M.

$1 - $5 per group Ages 4 - 14 30 to 45 minutes
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In this activity, learners use cardboard bases and track tubes to make a ball run to explore the properties of mass, force, and motion.

$10 - $20 per group Ages 4 - 6 10 to 30 minutes
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In this activity (located on page 2 of PDF), learners explore alternative uses of a simple paper cup, dubbed a "mystery item." Learners act as detectives and explore the properties and functions of th

1 cent - $1 per student Ages 4 - 11 10 to 30 minutes
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This activity has learners interacting with live crayfish, but could be adapted for a variety of similar hardy and interesting organisms.

Over $20 per group Ages 4 - adult 10 to 30 minutes
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In this activity (located on page 3 of the PDF), learners investigate the way water moves and how we can control and direct water.

$5 - $10 per group Ages 4 - 8 45 to 60 minutes
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In this activity, learners consider how a simple machine, a lever, turns a small push or pull (a small force) into a larger--or stronger--push or pull (a larger force).

Over $20 per group Ages 4 - 11 10 to 30 minutes