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In this activity (page 7 of PDF), learners will identify the general two-dimensional geometric shape of the uppermost cross section of an impact crater.

$10 - $20 per student Ages 8 - 14 45 to 60 minutes
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In this activity (on page 142 of the PDF), learners will compare breathing rates before and after hyperventilation to explore how reduced carbon dioxide levels in the blood lower the need to breathe.

1 cent - $1 per group Ages 8 - 18 45 to 60 minutes
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In this activity, learners work in groups of four to explore light. Learners create new colors from the primary colors of light from flashlights covered in theatrical gels or cellophane.

$5 - $10 per group Ages 8 - 14 10 to 30 minutes
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By tossing, collecting, and sorting beanbags, learners understand how the IBEX spacecraft uses its sensors to detect and map the locations of particle types in the interstellar boundary.

Over $20 per group Ages 11 - 18 30 to 45 minutes
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In this small-group activity, learners assume the roles of pilots, air traffic controllers, and NASA scientists to solve five Air Traffic Control (ATC) problems.

$5 - $10 per group Ages 8 - 18 1 to 7 days
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In this activity, learners simulate a multistage rocket launch using party balloons, fishing line, straws, and a plastic cup.

$1 - $5 per student Ages 8 - 18 45 to 60 minutes
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In this activity, learners explore the relative size of the Sun and Earth as well as the distance between them.

1 cent - $1 per group Ages 6 - 18 5 to 10 minutes
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In this three-part activity, learners use food to determine the effects of wind, sandblasting and water on regolith (dust) formation and deposition on Earth.

$1 - $5 per student Ages 8 - 18 45 to 60 minutes
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Use this model to demonstrate the goal of NASA's Kepler Mission: to find extrasolar planets through the transit method.

Over $20 per group Ages 11 - 18 10 to 30 minutes
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In this activity, learners work in teams to investigate the relationship between mass, acceleration, and force as described in Newton's second law of motion.

$10 - $20 per group Ages 8 - 18 45 to 60 minutes
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In this Engineering Design Challenge activity, learners will use balloons to investigate how a multi-stage rocket, like that used in the Interstellar Boundary Explorer (IBEX) mission, can propel a sat

$1 - $5 per student Ages 8 - adult 10 to 30 minutes
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In this robotics activity, learners drive a remote-controlled car through a course to learn the challenges faced while trying to operate a planetary rover.

1 cent - $1 per group Ages 8 - 18 1 to 2 hours
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In this activity, learners sample a star field to estimate the number of stars in the universe.

free Ages 8 - 14 45 to 60 minutes
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In this space science activity, learners explore transits and the conditions when a transit may be seen.

$1 - $5 per group Ages 11 - 18 45 to 60 minutes
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In this activity, learners explore how distance can affect the way we perceive the size of an object.

free Ages 4 - 18 5 to 10 minutes
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In this design challenge activity, learners build a rubber band-powered rover that can scramble across the room.

1 cent - $1 per student Ages 11 - 18 30 to 45 minutes
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In this activity (page 23 of PDF), learners conduct an experiment to determine how the size and mass of a projectile affects the area and the volume of an impact crater.

$10 - $20 per group Ages 8 - 14 45 to 60 minutes
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In this outdoor activity, learners explore UV rays from the Sun and ways to protect against these potentially harmful rays.

$10 - $20 per group Ages 4 - 18 10 to 30 minutes
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In this activity, learners construct a simple air pressure launcher for paper rockets.

$10 - $20 per group Ages 4 - 14 1 to 2 hours
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MarsBound! is an engineering simulation activity in which learners use realistic techniques to plan a mission to Mars.

free Ages 8 - 18 2 to 4 hours