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.
Saguaro National Park receives about 10 inches of rain a year, but has some of the highest biodiversity in North American. Learn how plants and animals are adapted to a hot and dry environment.