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In this activity, learners work individually to assemble a product and then work in teams to design, construct, test, and redesign an assembly line process whose product must meet specific quality con

$1 - $5 per group Ages 8 - 18 1 to 2 hours
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In this activity, learners experiment and collect data during a simulation of the fluid shifts experienced by astronauts' bodies in microgravity.

$1 - $5 per group Ages 8 - 11 45 to 60 minutes
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In this pencil and paper activity, learners work in pairs and simulate how astronomical spacecraft and computers create images of objects in space.

1 cent - $1 per group Ages 8 - 14 30 to 45 minutes
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In this team design challenge (page 11-18 of PDF), learners design and build a Landing Pod for a model Lunar Rover (previously built in activity on page 1-10 of PDF).

$1 - $5 per group Ages 11 - 14 1 to 2 hours
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Learners create a model of a wetland to observe how it absorbs and filters water from the environment.

$1 - $5 per group Ages 8 - 18 45 to 60 minutes
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In this activity, learners help a poor cartographer color in the countries on a map, making sure each country is colored a different color than any of its neighbors.

1 cent - $1 per group Ages 6 - 18 30 to 45 minutes
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In this activity related to climate change, learners create and explore topographical maps as a means of studying sea level rise.

$1 - $5 per group Ages 14 - 18 45 to 60 minutes
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This fun and simple hands-on astronomy activity lets learners explore what happens when a star explodes.

$5 - $10 per group Ages 8 - adult Under 5 minutes
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In this forensics activity, learners solve a mystery using “DNA” taken from the scene of the crime.

$1 - $5 per student Ages 11 - 18 1 to 7 days
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In this activity about computer programming, learners follow instructions in a variety of ways in order to successfully draw figures.

1 cent - $1 per group Ages 6 - 18 45 to 60 minutes
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In this wintertime outdoor activity, learners role play wolves tracking their prey by following scented trails.

$1 - $5 per group Ages 6 - 14 45 to 60 minutes
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In this activity about neuron/target muscle recognition (page 44 of the PDF), learners arranged in two rows facing away from each other use string to simulate neural development.

1 cent - $1 per group Ages 8 - 18 45 to 60 minutes
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In this fun group activity involving music and movement, learners are introduced to the idea that many insects walk by using their legs to create "alternating triangles." Learners sing the "Ants Go Ma

$10 - $20 per group Ages 8 - 11 45 to 60 minutes
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In this activity, learners investigate different types of bird beaks using household items which mimic different beak examples.

$1 - $5 per group Ages 4 - 8 10 to 30 minutes
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This fun and simple hands-on astronomy activity lets learners explore the difference between telescope magnification and resolution.

$1 - $5 per group Ages 4 - adult 10 to 30 minutes
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In this computer science activity about finite-state automaton (on page 45 of the PDF), learners use a map and choose various pathways to find Treasure Island.

1 cent - $1 per student Ages 8 - 14 45 to 60 minutes
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In this activity, learners work in groups to design a parachute out of household items that keeps an egg secure when dropped from a certain height.

free Ages 11 - 18 45 to 60 minutes
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By building a simple watershed with paper and markers and then using a spray bottle to simulate precipitation, learners will understand how pollution accumulates in our water sources, especially from

1 cent - $1 per group Ages 6 - 14 10 to 30 minutes
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In this activity, some learners pretend to be wolves, while the other learners pretend to be the prey of the wolf. The goal of the simulation is to have the wolves work together to survive.

1 cent - $1 per group Ages 8 - 14 45 to 60 minutes
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This fun and simple hands-on astronomy activity lets learners experiment with marbles and weights to discover some basics about gravity and black holes.

$10 - $20 per group Ages 6 - adult 10 to 30 minutes