Innovative tool for programming on the iPad.
Terrific tool for learning speedy math tricks.
Excellent tutorials on math, humanities, and more, for free.
Powerful calculation app may be overkill for some students.
Popular, trusted resource covers mature topics responsibly.
Rearrange and solve polynomials for deep understanding.
Well-written interactive book with lots of multimedia.
Brain trainer puts your mind to the test, but it's harsh.
Fantastic version of board classic with lots of tools.