Stubborn cans, racing spools, yo-yos and more! The Curious Crew learns when something moves, it has kinetic energy. STEM Challenge: Designing a marble rollercoaster. Curious About Careers: Orthopedic Researcher LeeAnn Kaiser.
Death Valley is one of the driest places in North America - but only about a 100 miles from a forest of Giant Sequoia trees. How can these two completely different ecosystems exist right next to each other?