Everybody loves a challenge! Help children build confidence and achieve success with fun three-piece puzzles that hone their skills at their own pace. Only matching pieces fit together, so kids can learn by trial and error. These pieces teach sequencing and ordinal numbers. They feature pictures on the front, and words and numbers on back of each card. Details: What Comes Next? Fun-to-Know Puzzles design 1.5'' x 7.5'' x 7.5'' For ages 4 and up Contents: 15 two-sided, three-piece puzzles, 45 pieces (3'' x 3'' each piece) Sturdy storage box