From the Dr. Seuss Puzzle Collection. Dr. Seuss Cat in the Hat Learn Your 1 2 3's Giant Puzzle Box. Welcome to the wonderful world of Dr. Seuss. What better way to teach your kids their 1 2 3's than with a classic storybook character the Cat in the Hat! Inside you will find a fun 48-piece floor puzzle. So gather all the jigsaw pieces and start to piece together the magic that is Dr. Seuss! Puzzle measures 20.5" x 32.5" inches. Each puzzle comes in a reusable storage box with built in carry handle.