More by Seymour Simon
Neptune
Uranus
Saturn
Mercury
Earth: A Shipmate's Guide to Our Solar System
Out of Sight: Pictures of Hidden Worlds
Space Words: A Dictionary
Planets Around the Sun
Amazing Aircraft
Space Travelers
Planet Mars
Our Solar System: Revised Edition
The Sun
Destination: Mars: Revised Edition
Professor IQ Explores the Brain
The Hurricane Hoax and Other Cases
Book 5
The Secret of the Loch Ness Monster & Other Cases
Book 3
The Impossible Shrinking Machine and Other Cases
Book 1
A Voyage to Outer Space & Other Cases
Book 4
Lightning Never Lies & Other Cases
Book 2