50 Math Reasoning Questions Volume 1 (Paperback)
Compendium of 50 old math reasoning problems. The subjects of the problems include elementary arithmetic, elementary algebra, and reasoning/deduction ability. No calculator is required. The only tools needed to solve the problems are paper and pencil. The idea of these problems is stressing deduction and reasoning instead of calculations - but not excluding them. This kind of problems have a special value and appeal because they look for teaching the students to analyze. The goal is to lead the students to seek unconventional ways of solving the probelms.