Looking through a microscope, Red Kangaroo discovers the world is full of small things her eyes can't see. She asks Dr. Chris, "What's one of the smallest things in the world?" In his lab, Dr. Chris introduces Red Kangaroo to the world of atoms-from protons to electrons to neutrons. In this addition to the Everyday Science Academy series, young scientists will gain the knowledge they need to begin mastering quantum physics!
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