Contents: 36 large 3.15" x 3.15" pieces (18 matching pairs) Instructions. Which player has the greatest memory and finds the most pairs of Tyrannosaurus Rex, Triceratops, Pteranodon and other dinosaurs from the pre-historic world? It's the classic game of picture matching, now featuring dinosaurs! Flip over colorful tiles to find a variety of the most well-known dinosaurs. Whoever collects the most pairs wins! Features beautiful images of dinosaurs. Thick cardboard tiles able to withstand repeated play and easier for little hands to grab! Memory cards are made with FSC certified materials from sustainably managed forests to keep our forests healthy for future generations. Promotes : Discovery, Logic, Memory