“Secret Number Codes” is free on this website for one week only. It’s an excerpt from 312 Things To Do with a Math Journal, available as a special pre-publication ebook edition at my publisher’s store or for preorder through many online retailers. Read more about my playful math books here.
Many parents remember struggling to learn math. We hope to provide a better experience for our children.
And one of the best ways for children to enjoy learning is through hands-on play.
This game challenges players to think flexibly so they can interpret clues and deduce their opponent’s secret numbers.
Secret Number Codes
Math Concepts: arithmetic, algebra, logical deduction.
Players: two players or two teams.
Equipment: pencil and paper, or individual whiteboards and markers. Calculators optional.