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In this nutrition/food science activity, learners conduct an experiment and record data to compare the amount of fat in different foods.

In this activity, learners play an active version of freeze tag based on predator/prey relationships.

In this genetics activity, learners extract DNA from an onion, using detergent solution, a food processor, and rubbing alcohol. They will also discuss genetic engineering of plants.

In this activity and/or field trip, learners investigate the water currents that aquatic animals create when they breathe, feed, and propel themselves through water.

In this activity (located on page 5 of PDF), learners work in groups to create dig sites for display.

In this activity, learners will discover why there are holes in bread.

In this activity, learners build one or more edible coral polyps and place them together to form a colony.

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