Dynamic estimation game lets kids design the questions.
Interactive textbook lets kids get hands on with concepts.
Terrific strategy game does a lot with very little.
Innovative tool for programming on the iPad.
Fun puzzler with programming skills; some crude humor.
Basic app focuses on visually comparing fractions.
Solid times tables practice and some tricks.
Well-presented quiz questions in a travel-themed wrapper.
Blackboard-style quiz app focuses on speed.
Terrific tool for learning speedy math tricks.
Marble mazes make for fun math practice.
Arcade-style addition practice for kids who like fast games.
Excellent tutorials on math, humanities, and more, for free.
Entertaining sim experience requires patience -- or cash.
Popular, trusted resource covers mature topics responsibly.
Learn mental math secrets that can boost performance.
Hidden instructions hamper fun in video-game company sim.
Brain trainer puts your mind to the test, but it's harsh.
Fantastic version of board classic with lots of tools.