# Search Results

Showing results 1 to 20 of 85

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Explore the effects of gravity on a slowly falling object: a parachute you make out of plastic bags, string and stones.

1 cent - \$1 per student Ages 6 - 11 5 to 10 minutes
Learners set up books with rubber bands stretched between the books. When two identical books are stretched apart and released, they move back toward each other an equal distance.

1 cent - \$1 per group Ages 11 - 14 30 to 45 minutes
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In this fun hands-on activity learners explore a simple machine: the lever. What happens to a load when you multiply the length of a lever? Find out here!

\$1 - \$5 per student Ages 8 - 11 45 to 60 minutes
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In this activity (on page 2 of PDF under GPS: Roller Coaster Design Activity), learners will use food cans of many different properties (sizes, shapes, and weights) and set two cans on their sides at

free Ages 8 - 14 45 to 60 minutes
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Learners observe projectile motion by launching wooden balls off of a table top. They set up a rubber-band launcher so that each ball experiences a consistent amount of force.

\$1 - \$5 per group Ages 11 - 14 45 to 60 minutes
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Groups of learners are provided with a generic car base and an egg. Their mission: design a device/enclosure to protect the egg on or in the car as it rolls down a ramp with increasing slopes.

Over \$20 per group Ages 11 - 18 1 to 2 hours
Source Institutions
In this activity, learners confront their perceptions of gravity in the solar system.

Over \$20 per group Ages 8 - 14 30 to 45 minutes
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This simple construction activity teaches the importance of architectural structure. Learners build and test designs for a paper "doghouse" strong enough to hold the weight of a jumbo dog biscuit.

1 cent - \$1 per student Ages 6 - 11 45 to 60 minutes
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In this quick activity (page 1 of PDF under SciGirls Activity: Exercise and Memory), learners will investigate what happens to bubble gum when it is chewed for 5-10 minutes.

\$1 - \$5 per group Ages 8 - 14 10 to 30 minutes
Source Institutions
In this activity, learners model the gravitational fields of planets on a flexible surface.

\$5 - \$10 per group Ages 8 - 14 30 to 45 minutes
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In this demonstration, learners compare the relative sizes and masses of scale models of the planets as represented by fruits and other foods.

\$10 - \$20 per group Ages 8 - 14 30 to 45 minutes
Source Institutions
In this activity, learners build a simple tabletop seesaw to test how different variables (the position of the fulcrum, distance, weight) affect its balance under increasing weight loads.

1 cent - \$1 per student Ages 6 - 11 10 to 30 minutes
Source Institutions
In this activity, learners design, build and test a model suspension bridge for sturdiness and strength.

\$1 - \$5 per group Ages 6 - 11 30 to 45 minutes
Source Institutions
Play with your food while learning about engineering! Build a spaghetti bridge, then test its strength by piling on the marshmallows, raw spaghetti, raw linguine and coins.

\$1 - \$5 per student Ages 8 - 14 10 to 30 minutes
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In this lab activity, learners act as fellow scientists and colleagues of Isaac Newton. He has asked them to independently test his ideas on the nature of motion, in particular his 2nd Law.

\$10 - \$20 per group Ages 14 - 18 45 to 60 minutes
Source Institutions
In this ocean engineering activity, learners explore buoyancy and water displacement. Then, learners design models of deep sea divers that are neutrally buoyant.

\$1 - \$5 per group Ages 8 - 14 45 to 60 minutes
Source Institutions
In this activity, learners discover how NASA engineers develop experimental aircraft.

\$10 - \$20 per group Ages 11 - 14 1 to 2 hours
Source Institutions
Yes, you can weigh your car by figuring out your wheel's tire pressure combined with the "tire's footprint." You'll need someone with a car, driver's license, and safety in mind.

free Ages 11 - adult 10 to 30 minutes
Source Institutions
In this quick activity (page 1 of the PDF under SciGirls Activity: Tug O' War), learners will test how many pennies a flat paper index card bridging the gap between two stacks of books is able to supp

1 cent - \$1 per group Ages 8 - 14 10 to 30 minutes
Source Institutions
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