Penrose Presents: My Best Math Puzzles

  • Sale
  • $ 4.95
  • Regular price $ 11.49


This item consists of 104 lively math puzzles. Each card in this double-deck set has a different math puzzle on it's face. Written by Theoni Pappas, renowned mathematician and teacher, and her cat Penrose. All ages.
  • 6.6 x 4.2 x 1 inches
  • Good - Cards in excellent condition, box is torn