The DIRECTORY OF EDUCATIONAL RESOURCES ON THE WEB (http://www.alline.org) is now expanding to include apps for education.
These games introduce space and the Solar System. Most are FREE others are really worth buying! Children love variety!
Star Walk ™ – The Astronomy Guide to View Stars, Planets & Night Sky Map
Grand Tour 3D: Space Travel on a budget.
Distant Suns (Lite): Comet Lovejoy edition
Live Moon Pro
Perpetuum Lite – Moon Phases