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Showing results 61 to 80 of 112

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In this activity, learners will discover how to find the "sweet spots" on a baseball bat. Whenever an object is struck, it vibrates in response.

1 cent - $1 per group Ages 8 - 18 10 to 30 minutes
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In this activity (on pages 55-66 of PDF), learners fold paper into origami shapes and then combine several identical shapes into a three-dimensional structure.

1 cent - $1 per student Ages 4 - adult 45 to 60 minutes
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In this activity, learners will explore how computers represent pictures using pixels.

1 cent - $1 per student Ages 6 - 14 10 to 30 minutes
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In this activity, learners follow simple directions to explore and create platonic solids.

1 cent - $1 per student Ages 11 - 18 30 to 45 minutes
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Learners build pan pipes out of drinking straws by cutting them to different lengths. Then, learners make music by blowing across the straws and playing some well-known songs.

1 cent - $1 per student Ages 6 - 14 10 to 30 minutes
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“Exploring the Universe: Imagining Life” is a hands-on activity in which visitors imagine and draw an extreme environment beyond Earth, then invent a living thing that could thrive in it.

1 cent - $1 per student Ages 4 - 14 5 to 10 minutes
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When baseball was in its infancy, the ball had plenty of bounce. Today's baseball may not seem to have bounce to it at all; if you drop a ball on the field it won't bounce back.

1 cent - $1 per group Ages 8 - 18 10 to 30 minutes
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In this activity, learners will see how UV light affects colors over time by making their own sunprint on construction paper.

1 cent - $1 per student Ages 6 - adult 10 to 30 minutes
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Create airplanes from straws and geometric shapes. Test them out to see how far they can fly, or how accurately they can be aimed.

1 cent - $1 per student Ages 4 - 14 30 to 45 minutes
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In this chemistry activity, learners witness an exothermic reaction, while making their very own, completely usable sidewalk chalk. This is also an excellent activity for exploring color mixing.

1 cent - $1 per student Ages 8 - 14 30 to 45 minutes
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In this activity, you'll use a straw, a water bottle and a paper tube to make an instrument that's very much like a saxophone.

1 cent - $1 per student Ages 8 - 14 10 to 30 minutes
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In this activity, learners build a paper model of the spacecraft and photometer (telescope) used during NASA's Kepler Mission.

1 cent - $1 per student Ages 8 - 14 30 to 45 minutes
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In this activity, learners turn an ordinary metal coat-hanger into a (very quiet) musical instrument.

1 cent - $1 per student Ages 8 - 18 5 to 10 minutes
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Align four color transparencies, each one a single color (cyan, magenta, yellow, and black), and see a beautiful full color image.

1 cent - $1 per student Ages 6 - 14 Under 5 minutes
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This activity shows learners how computers use numbers to represent pictures. A grid is used to represent the pixels (short for picture elements) of a computer screen.

1 cent - $1 per student Ages 6 - adult 30 to 45 minutes
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In this activity, learners use recycled materials to build a bridge that holds as many potatoes as possible. They investigate weight, height, strength, and measurement as they seek design solutions.

1 cent - $1 per group Ages 6 - 14 45 to 60 minutes
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In this quick activity (page 1 of the PDF under SciGirls Activity: Music and Sound), learners will construct an oboe-like instrument from a plastic drinking straw by cutting the end to split it into t

1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
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In this activity, learners act out the flow of blood in the human body! A great way to get learners up and moving while learning about the circulatory system.

1 cent - $1 per group Ages 6 - 14 30 to 45 minutes
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In ancient Chaco Canyon, the people used a "sun dagger" petroglyph to mark the passing of seasons.

1 cent - $1 per student Ages 8 - 18 45 to 60 minutes
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In this activity, learners practice drawing 3D structures in two dimensions. Learners draw cube stacks from five different points of view.

1 cent - $1 per student Ages 11 - 14 45 to 60 minutes