George and the Blue Moon

Usborne Official Astronaut's Handbook

George and the Unbreakable Code

Mini Astronaut's Handbook

Astrophysics for Young People in a Hurry

George and the Ship of Time

Who Was Neil Armstrong?

George's Secret Key to the Universe

Knowledge Encyclopedia Space!: The Universe as You've Never Seen it Before

George and the Big Bang

D'Aulaires Book of Greek Myths

Doctor Who: Thirteen Doctors 13 Stories

George's Cosmic Treasure Hunt

What Was the Hindenburg?

Flying to the Moon: An Astronaut's Story

Where Is Area 51?

Middle School: Master of Disaster: (Middle School 12)

Earth: A Shipmate's Guide to Our Solar System

F-16 Fighting Falcon