Play "I'm Thinking of a Number"
Reinforce your child's deductive reasoning skills by playing a game called "I'm Thinking of a Number." It's similar to 20 Questions, but the answers are limited to numbers. The first time you play, let your child choose the number while you ask the questions. Then ask questions like, "Is it an odd number?" "Is it a prime number?" "Is it a two-digit number?" and so on.