This page contains other aspects of high school math, such as math reform, book reviews, magic, and so on.
Math Magic
Math magic is a good way to motivate divisibility tests and illustrate the power of algebra in explaining the magic.
The interesting number 1089, part 1: Magic1089part1 (tex) Magic1089part1 (PDF)
The interesting number 1089, part 2: Magic1089part2 (tex) Magic1089part2 (PDF)
Mind reader (Is it magic, or just math?)
More mind reading: Fido Puzzle
Divisibility Tests: Divisibility .tex code Divisibility PDF version
Motivating FOIL: MotFOIL (.tex) MotFOIL (PDF)