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Showing results 41 to 60 of 196

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In this activity, learners explore the engineering behind seismographs and how technology has improved accurate recording of earthquakes.

$5 - $10 per group Ages 8 - 18 1 to 2 hours
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Build a catapult that transforms the potential energy of a twisted rubber band into kinetic energy. Experiment with design variations so that you can hit a target with a projectile.

1 cent - $1 per student Ages 8 - 18 10 to 30 minutes
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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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This is written as a display, but can easily be adapted to a hands-on activity. Learners discover how all the parts of a diaper work together to keep babies dry and comfortable.

$1 - $5 per group Ages 6 - 14 5 to 10 minutes
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In this activity, learners explore watercraft engineering and sailing.

$10 - $20 per group Ages 8 - 18 1 to 2 hours
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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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Margaret Pezalla-Granlund, a Minnesota artist, came up with this really fun and surprising activity using graphite from a pencil, connected with a Pico Cricket to tell a story: "The first time I saw s

Over $20 per group Ages 8 - adult 2 to 4 hours
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This fun activity uses simple materials such as milk cartons and mirrors to introduce the ideas of optics and visual perception.

$1 - $5 per student Ages 6 - 11 10 to 30 minutes
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In this experience, learners use the internet to research physical details about Chihuly's Fireworks of Glass "Tower" and "Ceiling" and consider the decisions Chihuly had to make as he was planning th

$1 - $5 per group Ages 8 - 11 1 to 2 hours
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This activity was designed for blind learners, but all types of learners can explore the process of extrusion used to produce pipes and wires in industry.

$5 - $10 per group Ages 8 - 18 10 to 30 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, young learners investigate magnets. Learners discover that some magnets are stronger than others and that magnets have north and south poles.

$5 - $10 per group Ages 4 - 11 30 to 45 minutes
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In this activity (posted on March 27, 2011), learners follow the steps to construct a mini zoetrope, a device that produces an illusion of action from a rapid succession of static pictures.

1 cent - $1 per student Ages 6 - 18 1 to 2 hours
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Learners can program a compass to draw a circle by itself using a Pico Cricket, some Legos, and lots of tape! Pico Cricket is required.

Over $20 per group Ages 8 - adult 45 to 60 minutes
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Computers store drawings, photographs, and other pictures using only numbers. Through this activity, learners decode numbers to create pictures using the same process that computers use.

1 cent - $1 per student Ages 8 - 14 45 to 60 minutes
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In this physics activity, learners build their own rockets out of film canisters and construction paper.

$5 - $10 per student Ages 6 - 18 10 to 30 minutes
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In this activity, learners discover that a material can act differently when it's nanometer-sized.

Over $20 per group Ages 4 - adult 5 to 10 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 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 activity on page 27, learners perform an experiment to learn about how different types of marine debris degrade and how weather and sunlight affect the rate of degradation.

$1 - $5 per group Ages 8 - 14 1 to 12 months