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In this engineering design challenge, learners build an octopus-inspired suction pad that can grab an object and hold it tightly in the air.

$5 - $10 per student Ages 4 - 18 1 to 2 hours
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In this engineering design challenge, learners build an air-powered spinning machine.

$1 - $5 per group Ages 4 - 18 1 to 2 hours
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In this activity, learners will explore the dynamics of air pressure by using a candle, a cup, and a dish of water.

$1 - $5 per student Ages 4 - 18 5 to 10 minutes
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In this two-part activity, learners explore the Earth and Sun's positions in relation to the constellations of the ecliptic with a small model.

1 cent - $1 per group Ages 4 - 18 1 to 2 hours
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In this engineering design challenge, learners make a bird and then control its flight with attached strings.

$1 - $5 per group Ages 4 - 18 1 to 2 hours
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In this activity, learners will explore engineering concepts to construct a blanket fort using materials sourced from home.

free Ages 4 - adult 10 to 30 minutes
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Learners will construct a model of a heart valve using a film canister, a piece of masking tape, and a piece of paper.

1 cent - $1 per group Ages 4 - adult 10 to 30 minutes