Its aim is to give students a self-directed and entertaining way to learn basic math and algebra. Math Goodies is a free educational web site featuring interactive math lessons with a problem-solving approach. We also offer Homework Help, message boards, puzzles, and more. Our site has become a popular destination for K-12 math education. Powers and Polynomials Pre-Calculus Resources Problems of The Week Puzzle Archive 7th.
Geometry is the mathematics of shape and space.