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In this fun activity about spiders, learners build and design a spider from cardstock, straw, string, and pipe cleaners.

This is an activity about dinosaurs, fossils, and the work of paleontologists. Learners use hand tools (paint brushes, scoops, and sifters) to unearth fossil specimens in tubs of birdseed.

This activity investigates how bark beetles can threaten forests by having learners estimate the number of infected trees from a photo.

In this activity, learners investigate different types of bird beaks using household items which mimic different beak examples.

This fun and simple hands-on astronomy activity lets learners explore the difference between telescope magnification and resolution.

In this activity, learners are invited to imagine the park of their dreams!

In this quick activity, learners explore how blubber protects animals from the cold by making a "blubber mitt." Using cooking shortening, two zip-top sandwich bags, and duct tape, learners simulate bl

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

This activity demonstrates the importance of wearing a helmet to protect the brain. An egg is used to symbolize a head with the shell as the skull and the inside of the egg as the brain.

In this activity about sea otters, learners make their own "otter whiskers" and use them to find objects underwater.

In this activity, early learners simulate fossil prints in play dough or clay.

In this activity, learners explore the concepts of natural selection and observable traits in a game that can be played at home.

In this activity, learners explore the work of paleontologists.

In this group activity, learners will explore the characteristics, functions and uniqueness of the mangrove tree.

This is an online simulation of how sound changes due to environment. How does place--like a cave, a pier, or a forest--affect certain sounds?

This game plays a dozen different sounds, altered to simulate what they would sound like if you had hearing loss.