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.
Bubbling Over with Bubbles! Dr. Rob and the Curious Crew are “bubbling over” with investigations into the science behind soapy, sudsy bubbles! STEM Challenge: Design and Build a Bubble Wand. Curious About Careers: Soap Maker Julie Konkle.