America's most celebrated astrophysicist invites young readers to explore the mysteries of the universe.

"Perfect for fans of Dog Man who love nonfiction, this is the definitive, go-to book about everything AWESOME you EVER wanted to know about all things outer space Uncover a wealth of weird, wacky, and wild facts about our universe, from planets to supernovas to space travel and everything in-between, told in Mike Lowery's signature, acclaimed comic style with bright and energetic artwork, fresh framing devices, and hilarious jokes. This is the go-to...

Learn about space and time through facts focused on percentages. Did you know that only 10% of the Universe's galaxies can be seen by scientists, 90% still cannot be seen by today's telescopes? Find out about the objects zooming around the Solar System. The Big Bang, the Milky Way, black holes, dark matter are some of the topics covered in this exciting new way of exploring space and time.

"Explore the dark side of space in Out of this World, a new and exciting series for struggling readers. Is time travel possible? How do black holes theoretically support time travel? These and other fascinating questions are discussed in the Theory of Time Travel title using considerate text that is written at a higher maturity level with a lower reading level to engage struggling readers. A table of contents, glossary with simplified pronunciations,...

"An examination of the science behind the abstract and physical concepts of space and time, including relevant theories and history-making discoveries as well as topics of current and future research"--Provided by publisher.

"The mathematical concepts of elapsed time, converting units of time, and equivalent units of time are introduced as readers learn about astronauts aboard the International Space Station. Concepts include adding and subtracting units of time, using a number line diagram, and time intervals. This book features a discover activity, connections to science and history, and mathematical vocabulary introduction"--

"A wormhole is a tubelike distortion of time and space connecting distant places in the universe. Wormholes have been featured in many movies, but can they really exist? Wormholes are a prediction of scientific theories, and the precision of mathematics allows them to be described, even before they have ever been seen. Untangling complex physics theories with accessible language and captivating imagery, this text explores the development and evaluation...