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Showing results 421 to 440 of 485

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In this game, learners explore the different sizes of things in the world. In this Twister-like game, learners must place a hand or foot on a circle of the right scale - macro, micro, or nano.

$10 - $20 per group Ages 4 - adult 10 to 30 minutes
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In this activity, learners will collect, dry and press seaweed over the course of four days in a similar way that artists/crafters press flowers.

1 cent - $1 per student Ages 4 - 14 1 to 7 days
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In this indepth hands-on activity, learners build a structure that allows them to observe the growth of roots and the correlation between root growth and stem extension.

$10 - $20 per group Ages 8 - 14 1 to 4 weeks
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In this activity, learners sort and count different colored plastic dinosaurs by various attributes including tail length, whether or not the dinosaurs have horns, etc.

free Ages 4 - 6 10 to 30 minutes
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In this activity (p.5-6 of PDF), learners investigate natural selection. Learners discover that natural selection, which takes place over decades, can lead to altered populations within a species.

$5 - $10 per group Ages 8 - 11 10 to 30 minutes
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The Butterflies in Space Teacher's Guide uses "life in space" to encourage learners to conduct their own open-ended scientific investigations.

Over $20 per group Ages 6 - 18 1 to 4 weeks
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In this highly physical outdoor activity, learners construct and compare experimental trail sections to select the best trail-construction technique for their site.

Over $20 per group Ages 8 - 18 1 to 2 hours
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This activity models the mass coral spawning event that takes place at Flower Garden Banks National Marine Sanctuary every August.

Over $20 per group Ages 8 - 14 45 to 60 minutes
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In this activity, learners conduct an experiment to investigate the effect of elevated levels on CO2 on plant growth.

$10 - $20 per group Ages 14 - 18 1 to 4 weeks
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In this outdoor activity, learners turn the fun of feeding wild birds into an investigation of bird behavior.

Over $20 per group Ages 6 - 14 45 to 60 minutes
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In this outdoor, nighttime activity, learners gather around a brightly lit, white surface and study the behavior of nocturnal animals attracted to the light, particularly night fliers.

$1 - $5 per group Ages 4 - 14 45 to 60 minutes
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In this activity, learners explore the factors that tend to resist changes in pH of the ocean and why the ocean is becoming more acidic.

Over $20 per group Ages 14 - 18 1 to 2 hours
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Learners develop an understanding of air pressure in two different activities.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
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In this activity/demo, learners examine a synthetic gecko tape with micron sized hairs that mimics the behavior of the gecko foot.

Over $20 per group Ages 6 - adult 10 to 30 minutes
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Learners explore the variables that affect the properties of ice and the places where different types of ice are found.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
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This game introduces learners to the scale of the greenhouse gas problem, plus technologies that already exist to dramatically reduce our carbon emissions and prevent climate change.

1 cent - $1 per group Ages 14 - adult 2 to 4 hours
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In this math lesson, learners apply the concepts of ratio and proportion to the capture-recapture statistical procedure.

$5 - $10 per group Ages 11 - 14 45 to 60 minutes
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In this food science activity, learners observe different plant-originated foods.

1 cent - $1 per group Ages 8 - 14 30 to 45 minutes
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In this experiment, learners use a blow dryer and water bottle to observe and record changes in air pressure caused by changes in temperature.

$5 - $10 per group Ages 8 - 14 5 to 10 minutes
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Learners explore capillary action in plants (such as plants ability to move water from roots to leaves) in an investigation called Paper Blooms.

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