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Learners build 3D representations of constellations, which show not just the position of the stars as seen from Earth but also their relative distance from Earth.

$5 - $10 per student Ages 8 - 11 10 to 30 minutes
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In this activity, learners explore how anemometers work to record wind speeds and how the equipment has undergone engineering adaptations over time.

Over $20 per group Ages 8 - 18 1 to 2 hours
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In this activity learners will build structures out of blocks and then roll balls to try to knock them down.

$1 - $5 per student Ages 4 - 6 10 to 30 minutes
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In this activity, learners use cooperation and logical thinking to find solutions to network problems on the playground.

1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
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In this activity, learners are challenged, using everyday objects, to create simple machines to complete specific tasks.

$5 - $10 per group Ages 6 - 14 45 to 60 minutes
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In this activity, learners overlap the three primary colors to see how all other colors are made.

free Ages 11 - 18 10 to 30 minutes
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In this hands-on and feet-on excursion, learners take a science walk to visualize the planet's immense size and numerous structures, without the usual scale and ratio dimensions found in most textbook

1 cent - $1 per group Ages 11 - 18 45 to 60 minutes
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This activity puts a mathematical twist on the familiar “guessing jar.” No guesses allowed, estimates only.

1 cent - $1 per group Ages 4 - 14 5 to 10 minutes
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In this technology activity, learners explore digital imaging and pixels. Learners "transmit" an image to a partner by creating an image on grid paper.

1 cent - $1 per group Ages 8 - 14 45 to 60 minutes
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Learners attach an egg to a rubber-band bungee cord and drop the egg.

1 cent - $1 per student Ages 8 - 18 30 to 45 minutes
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In this activity, learners build a model roller coaster to help the Mummy entertain the Atom's Family monsters. Learners assemble the roller coaster between two chairs using vinyl ceiling molding.

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
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This activity (located on page 3 of the PDF under GPS: Temperate Rain Forest Activity) is a full inquiry investigation into tree growth rates.

$10 - $20 per group Ages 8 - 14 45 to 60 minutes
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In this activity, learners make pretend snakes and use them to explore estimation and measurement. Learners roll out clay snakes and estimate and measure their lengths and diameters.

$1 - $5 per group Ages 8 - 11 10 to 30 minutes
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In this activity, challenge learners to design a roller coaster ride for a marble using cardboard and other simple materials.

$1 - $5 per student Ages 6 - 11 30 to 45 minutes
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This lesson plan provides learners with two activities to explore the connections between events in their lives and the seasons of the year.

$1 - $5 per student Ages 11 - 14 1 to 2 hours
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In this math activity, learners trace their hands and estimate the number of beans that can fit into their hand tracings. Then, learners glue the beans to the tracing to test out their estimations.

$1 - $5 per student Ages 4 - 8 5 to 10 minutes
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In this "Sid the Science Kid" activity, learners use their bodies to measure a room. Instead of inches or feet, how many kids does it take to measure the length of a room?

free Ages 4 - 6 10 to 30 minutes
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In this math activity, learners make their own bubble wands and determine if the size of the wand affects the number of bubbles it produces.

$5 - $10 per group Ages 8 - 11 10 to 30 minutes
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In this activity, learners combine counting, area and perimeter concepts as they prepare the seating arrangement for a family reunion dinner.

1 cent - $1 per group Ages 6 - 8 10 to 30 minutes
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This is an activity (located on page 3 of the PDF under Stained Glass Activity) about nanotechnology making its way into everyday products, such as sunscreen, and how effective these invisible particl

$10 - $20 per group Ages 8 - 14 2 to 4 hours