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Showing results 621 to 640 of 660

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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 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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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
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This activity (located on page 4 of the PDF under GPS: Baby Dinosaurs Activity) is a full inquiry investigation to determine the age of fossils based on where they are discovered.

$5 - $10 per group Ages 8 - 14 1 to 2 hours
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In this genetics activity, learners create imaginary creatures known as "Reebops" to explore the relationships between genes and inherited traits.

Over $20 per group Ages 8 - 14 1 to 2 hours
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Learners use a simple process to extract DNA from strawberries.

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
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This activity encourages learners to focus on the natural environment of the Eastern Woodlands before the arrival of European settlers.

$1 - $5 per group Ages 4 - 11 45 to 60 minutes
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In this classic activity, learners investigate natural selection by becoming birds foraging for food on an island.

$10 - $20 per group Ages 11 - 18 1 to 2 hours
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This lesson focuses on how nanotechnology has impacted our society and how engineers have learned to explore the world at the nanoscale.

$1 - $5 per group Ages 8 - 14 1 to 2 hours
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Learners follow directions to construct a solar oven that really cooks! The solar oven uses aluminum foil to reflect sunlight into a cooking chamber, which is painted black.

$10 - $20 per group Ages 11 - 18 2 to 4 hours
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In this activity, learners solidify their conceptualization of cells by building a model of a cell in a ziplock bag.

Over $20 per group Ages 11 - 18 1 to 2 hours
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In this activity, learners observe how salinity affects the freezing point of water by making and enjoying ice cream.

$5 - $10 per group Ages 6 - 14 30 to 45 minutes
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In this activity, learners collect, categorize, weigh and analyze classroom trash and discuss ways that engineers have helped to reduce solid waste.

$1 - $5 per group Ages 8 - 11 1 to 2 hours
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In this activity, learners compare the ways of life of Plains Native Americans who hunted and moved frequently to follow the buffalo herds, and Native Americans who farmed and lived in more permanent

$10 - $20 per group Ages 4 - 11 30 to 45 minutes
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This guided inquiry three-part activity engages learners in thinking about the mechanism of natural selection by encouraging them to formulate questions that can be answered through scientific investi

$10 - $20 per group Ages 11 - 18 2 to 4 hours
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In this activity, learners mix several sugar solutions to investigate the property of density. Each sugar solution has a different density and color of the rainbow.

$1 - $5 per group Ages 8 - 14 30 to 45 minutes
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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, learners follow clues to find five puzzle pieces, then assemble them. This activity works well with a whole group, individuals, or families.

1 cent - $1 per group Ages 6 - 14 10 to 30 minutes
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In this activity, learners use a model for how fishing affects marine life populations, and will construct explanations for one of the reasons why fish populations are declining.

$5 - $10 per group Ages 8 - 14 30 to 45 minutes
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In this activity, learners will be introduced to biomass gasification and will generate their own biomass gases.

Over $20 per group Ages 14 - 18 2 to 4 hours