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Showing results 1141 to 1160 of 1291

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In this activity, learners repeat patterns in two and three dimensions to create tessellations. This activity combines the creativity of an art project with the challenge of solving a puzzle.

$1 - $5 per group Ages 4 - 8 45 to 60 minutes
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This activity teaches combustion as the interaction of a fuel source and oxygen.

$1 - $5 per student Ages 4 - 8 5 to 10 minutes
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In this activity, learners build a hovercraft using a paper plate, cup, and simple motor.

$1 - $5 per student Ages 6 - 14 45 to 60 minutes
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In this activity, learners use simple materials to simulate the effect of X-rays in a safe way. Learners place a piece of window screen over a box and a cardboard pattern on top of the screen.

$1 - $5 per student Ages 8 - 14 5 to 10 minutes
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In this activity, learners follow simple historical maritime recipes to cook up hardtack and swanky, and then compare the foods they eat to what was served on ships in the past.

$1 - $5 per group Ages 4 - 11 1 to 2 hours
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In this activity related to dinosaurs, learners explore why animals live in families. Learners discuss and identify animals living in families or groups from images and photos.

$1 - $5 per group Ages 4 - 6 45 to 60 minutes
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This activity was designed for blind learners, but all types of learners can participate to learn about conservation of gas. This is one of the classic experiments using baking soda and vinegar.

$1 - $5 per student Ages 8 - 14 10 to 30 minutes
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In this activity on page 5 of the PDF, learners mimic the process for making bricks. Learners shape and bake creations from a dough that is made from flour, salt, and water.

$1 - $5 per student Ages 6 - 11 45 to 60 minutes
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In this activity, learners make a yeast-air balloon to get a better idea of what yeast can do. Learners discover that the purpose of leaveners like yeast is to produce the gas that makes bread rise.

$1 - $5 per group Ages 4 - 18 5 to 10 minutes
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In this activity (page 4 of the pdf), learners build a model of a tide pool, using chicken wire, paper mache, and other craft materials.

$1 - $5 per student Ages 6 - 11 1 to 2 hours
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In this activity, learners build a model of a self-sustaining habitat (growing grass and beans from seeds).

$1 - $5 per group Ages 11 - adult 1 to 7 days
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Learners design and create musical instruments from common objects; their challenge is to create an instrument that can make three different tones.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
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In this chemistry activity, learners use mossy zinc (or a galvanized nail) and hydrochloric acid to generate hydrogen gas and test some of its properties.

$1 - $5 per group Ages 11 - 18 5 to 10 minutes
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In this activity, learners simulate the separation techniques that materials recovery facilities (MRFs) use and then design their own series of recycling techniques.

$1 - $5 per group Ages 11 - 14 1 to 2 hours
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In this Spanish-language chemistry activity, learners use simple materials to explore how fire extinguishers work to put out fires.

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
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In this quick activity (page 1 of PDF under SciGirls Activity: Lift Off), learners will use the ever-popular soda geyser experiment to test the reactivity of the various sugar candies or mints.

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
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In this activity, learners recreate the lunar phases using the frosting from Oreo® cookies and place the phases in order. Round cream cheese crackers can also be used if cookies are not an option.

$1 - $5 per student Ages 4 - 14 10 to 30 minutes
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In this crafty chemistry activity (on page 2 of the PDF), learners make their own paper from used paper they may have otherwise thrown away.

$1 - $5 per student Ages 6 - 14 30 to 45 minutes
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In this chemistry demonstration, learners will discover that phenolphthalein is an acid/base indicator. One learner will read a poem about four witches making a potion.

$1 - $5 per group Ages 11 - 18 5 to 10 minutes
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In this activity (on pages 9-14), learners dissect a real flower -- the kind of work botanists do.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes