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In this activity, learners investigate the properties of different types of balls.

free Ages 8 - 11 1 to 2 hours
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This activity (on page 2 of the PDF under SciGirls Activity: Hockey) is a full inquiry investigation into how a hockey stick’s flex affects shooting power and accuracy.

Over $20 per group Ages 8 - 14 1 to 2 hours
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In this outdoor activity (on page 2 of the PDF under GPS: Baseball Activity), learners will investigate the transfer of energy using sports equipment.

free Ages 8 - 14 30 to 45 minutes
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This activity (on page 3 of the PDF under GPS: Baseball Activity) is a full inquiry investigation into how "bounciness" relates to the distance a ball will fly when hit off a batting tee.

$5 - $10 per group Ages 8 - 14 1 to 2 hours
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In this activity (on page 1 of the PDF under SciGirls Activity: Soccer Ball Kick), learners will investigate the transfer of energy using sports equipment.

free Ages 8 - 14 30 to 45 minutes
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This is an online activity about acceleration. Learners will choose a speed and an angle in order to help a water-skier named Fonzie use a ramp to clear a shark.

free Ages 11 - 14 Under 5 minutes
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This is an activity about reaction times. Just how quickly must an NHL goalie respond to save a shot, and how does your reaction time compare?

1 cent - $1 per group Ages 14 - adult 10 to 30 minutes
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In this activity, learners interpret three trackways and use measurements and a formula to infer the relative speed of dinosaurs.

free Ages 11 - 14 45 to 60 minutes
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In this engineering activity, learners examine bicycle mechanics and gear ratios. Learners determine which gears will help them bike a set course in the shortest amount of time.

1 cent - $1 per group Ages 8 - 14 1 to 2 hours
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In this activity, learners perform 20 arm curls with cans that simulate the weight of beans on Earth versus the weights of the same number of beans on the Moon and in space.

$5 - $10 per group Ages 8 - 14 10 to 30 minutes
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In this math lesson, learners explore the relationship between the thickness of a spaghetti bridge, the length of the bridge, and the amount of weight that can be supported by the bridge.

$5 - $10 per group Ages 14 - 18 45 to 60 minutes
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In this experiment, pairs of learners explore how cold water affects circulation. The mammalian diving reflex (MDR) slows circulation when the body is exposed to cold water.

free Ages 8 - 18 30 to 45 minutes
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In this activity, learners explore how boats are engineered to achieve speed.

Over $20 per group Ages 11 - 18 2 to 4 hours
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In this activity (page 1 of the PDF under SciGirls Activity: Double Dutch), learners will stand twelve feet apart swinging a rope at the slowest tempo possible while someone uses a stopwatch to record

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
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In this activity about flight, learners explore how high they can jump. Learners dip their finger in ink or dirt, then jump as high as they can and mark paper attached to the wall.

1 cent - $1 per group Ages 8 - 14 30 to 45 minutes
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In this activity and game, learners will train to improve balance and spatial awareness by performing throwing and catching techniques on one foot.

free Ages 8 - 14 1 to 4 weeks
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In this activity about the relationship between food and energy (page 8 of PDF), learners estimate average daily baseline energy (Calorie) needs and energy needs for different levels of activity.

free Ages 8 - 14 45 to 60 minutes
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In this activity about physical stress (page 28 of PDF), learners discover that muscles and bones need to work to stay strong.

$1 - $5 per group Ages 6 - 11 1 to 4 weeks
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This activity (on page 2 of the PDF under SciGirls Activity: Soccer Ball Kick) is a full inquiry investigation into transfer of motion.

$5 - $10 per group Ages 8 - 14 45 to 60 minutes
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In this activity, learners will train to develop upper and lower body strength in their muscles and bones by performing body-weight squats and push-ups.

free Ages 8 - 14 1 to 4 weeks