George's Secret Key Paperback Collection: George's Secret Key to the Universe; George's Cosmic Treasure Hunt; George and the Big Bang

by Lucy Hawking and Stephen Hawking

Join George and Annie as they explore the galaxy in this cosmic adventure series from acclaimed scientist Stephen Hawking and his daughter Lucy Hawking. This three-book collection includes: George's Secret Key to the Universe George's Cosmic Treasure Hunt George and the Big Bang

• Format: Paperback
• Language: English
• ISBN: 1481484346
• ISBN13: 9781481484343
• Release Date: September 2016
• Publisher: Simon & Schuster Books for Young Readers
• Length: 992 Pages
• Weight: 2.20 lbs.
• Dimensions: 2.6" x 5.6" x 8.4"
• Age Range: 8 to 12 years
• Grade Range: Grades 3 to 7