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Showing results 21 to 36 of 36

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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 math activity, learners use a "function machine" to collect and organize simple data. The function machine in this case is a cardboard box and the input/output data are paper fish.

1 cent - $1 per group Ages 4 - 6 10 to 30 minutes
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In this activity (page 1 of the PDF under SciGirls Activity: Dinosaurs), learners will model how paleontologists estimate the age of fossil discoveries by extracting “fossil” playing cards from newspa

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
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Learners carefully look at four known household crystals.

$1 - $5 per group Ages 8 - 14 30 to 45 minutes
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In this activity, young learners use different-sized paper 'caterpillars' and various household items to predict and measure their height.

$1 - $5 per group Ages 4 - 8 5 to 10 minutes
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In this lesson, learners are challenged to discover the relationship among six numbers.

free Ages 11 - 18 30 to 45 minutes
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In this three-part activity, learners explore how waves are formed and why some waves are bigger than others. First, learners observe waves of water in a pan generated by an electric fan.

$10 - $20 per group Ages 8 - 11 45 to 60 minutes
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In this math activity, learners predict how many pom-poms they can toss inside a circle from three feet away. Use this activity to help learners explore probability.

$1 - $5 per student Ages 4 - 8 10 to 30 minutes
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Learners explore the physical properties of a variety of balls and how they bounce.

$1 - $5 per group Ages 11 - 18 30 to 45 minutes
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In this water activity, learners test which objects float and which sink. Learners discover that objects behave differently in water.

$5 - $10 per group Ages 4 - 6 30 to 45 minutes
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In this online version of the classic paper and pencil game, learners practice looking ahead to anticipate an opponent's move.

1 cent - $1 per student Ages 6 - 11 5 to 10 minutes
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In this activity, learners test different food items by timing how long it takes each liquid to slide from the top of a ramp to the bottom.

$5 - $10 per group Ages 6 - 11 10 to 30 minutes
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In this family or group activity, learners conduct a chromatography experiment to reveal the colors that leaves "hide" under their green pigments.

$1 - $5 per student Ages 6 - 14 45 to 60 minutes
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In this activity, learners play a game similar to Hangman by guessing a secret phrase to understand how computer scientists measure the amount of "information" in a document.

1 cent - $1 per group Ages 6 - 14 5 to 10 minutes
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In this activity, learners explore the unseen force of friction and how surfaces can slow moving objects at different rates.

$1 - $5 per student Ages 4 - 11 10 to 30 minutes
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In this math activity, learners play a game and try to collect the most cards by guessing if the next number to appear will be odd or even.

$1 - $5 per group Ages 4 - 8 5 to 10 minutes