Synopsis: How are satellites launched into orbit? Does gravity affect plants? What causes the feeling of weightlessness? Janice VanCleave's Gravity includes 20 simple and fun experiments that allow you to discover the answers to these and other fascinating questions about gravity, plus dozens of additional suggestions for developing your own science fair projects. Learn about gravity and speed with a simple experiment using marbles and a ruler; about…

Synopsis: Celebrate Lonnie Johnson, inventor of the Super Soaker, in this inspiring STEM picture book biography about the maker of one of the world’s favorite toys.You know the Super Soaker. It’s one of top twenty toys of all time. And it was invented entirely by accident. Trying to create a new cooling system for refrigerators and air conditioners, impressive inventor Lonnie Johnson instead created the mechanics for the iconic toy.A love for rockets,…