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    American Association for the Advancement of Science
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    This online game tests reaction time. The learner controls a computer-generated frog, and must press a button as soon as a fly appears on the game's radar screen or can be heard from the...

    free Ages 8 - 11 5 to 10 minutes
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    American Museum of Natural History
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    In this activity, learners listen to a story about a made-up endangered species--a flying frog! Learners print out six story pages and then draw the pictures and write the captions. Use this...

    free Ages 6 - 11 30 to 45 minutes
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    Omaha's Henry Doorly Zoo
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    In this activity, learners compare frog eggs to chicken eggs to better understand why frog eggs need water. Learners compare a boiled chicken egg to "frog eggs" represented by boiled...

    $1 - $5 per student Ages 4 - 14 4 to 24 hours
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    Omaha's Henry Doorly Zoo
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    In this activity, learners explore the concept of permeability to better understand why amphibians are extremely sensitive to pollution. Learners soak one regular hard-boiled egg and one peeled...

    1 cent - $1 per group Ages 4 - 14 4 to 24 hours
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    Lawrence Hall of Science
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    In this outdoor activity and/or field trip, learners investigate the behavior of hopping animals. Learners collect crickets, grasshoppers, frogs, and/or beach hoppers, to observe their behaviors in...

    $10 - $20 per group Ages 8 - 14 1 to 2 hours