Expert Review
Puzzle games touch lightly on physics, are mostly just for fun
Grades
3–8
Platforms
Android, iPad, iPhone, iPod Touch, Kindle Fire
Well-rounded, interactive history and presidential textbook
6–8
Price
Paid
iPad
Aliens make presidential facts out-of-this-world fun
iPad, iPhone, iPod Touch
Drill math skills with basic, customizable chalkboard-style app
K–8
Dazzling look at the world via an interactive atlas
5–8
