Award-winning science writer Seymour Simon explores the Red Planet through fascinating facts and amazing full-color photographs. Readers will learn about the recent discovery of water, the Valles Marineris—the biggest valley on Mars—the ice caps, recent expeditions, and more.  This nonfiction picture book is an excellent choice to share during homeschooling, in particular for children ages 6 to 8. It’s a fun way to learn to read and as a supplement for activity books for children. This updated edition includes: author’s note - stunning full-color photographs - glossary - index - websites and additional reading sources Supports the Common Core Learning Standards, Next Generation Science Standards and the Science, Technology, Engineering, and Math (STEM) standards. “Recent NASA missions to Mars make this update timely. Remaining unchanged is Simon’s remarkable ability to write a comprehensible yet rigorous science text for young children. Engaging.” - Horn Book Magazine “In the same handsome format as Simon’s other books on the planets, this volume offers a timely update of knowledge and speculation about the red planet.” - ALA Booklist Seymour Simon has been called “the dean of the [children’s science book] field” by the New York Times . He has written more than 300 books for young readers and has received the American Association for the Advancement of Science/Subaru Lifetime Achievement Award for his lasting contribution to children’s science literature, the Science Books & Films Key Award for Excellence in Science Books, the Empire State Award for excellence in literature for young people, and the Educational Paperback Association Jeremiah Ludington Award. He and his wife, Liz, live in Columbia County in Upstate New York. You can visit him online at www.seymoursimon.com, where students can post on the “Seymour Science Blog” and educators can download a free four-page teacher guide to accompany this book, putting it in context with Common Core objectives. Join the growing legion of @seymoursimon fans on Twitter! author’s note stunning full-color photographs glossary index websites and additional reading sources