Book excerpt: Using fun facts and creative comparisons, science author Robert E. Wells answers some of humankind's biggest questions about the world we live in. This collection of twelve STEM picture books by award-winning author Robert E. Wells will spark kids' curiosity in our universe, from the time of dinosaurs to the present day. This collection includes e-book editions of Can We Share the World with Tigers?; Can You Count to a Googol?; Did a Dinosaur Drink This Water?; How Do You Know What Time It Is?; How Do You Lift a Lion?; Is a Blue Whale the Biggest Thing There Is?; Polar Bear, Why Is Your World Melting?; What's Faster Than a Speeding Cheetah?; What's Older Than a Giant Tortoise?; What's Smaller Than a Pygmy Shrew?; What's So Special about Planet Earth?; and Why Do Elephants Need the Sun?