Innovative Kids Green Start Chunky Wooden Puzzles: Swish Fish Puzzle Packaged in a reusable carry-along storage case, these Earth-friendly puzzles are made with wood from sustainable forests. Chunky, raised pieces support basic grasping skills, combined with slight gradations of cognitive challenge. Created with the help of child development experts, green start wooden puzzles exercise skills that prepare children for reading, math, problem solving, and more. Each puzzle in this level reinforces a different developmental skill. A bright and busy scene of colorful fish contains eight fun pieces that are all the same size and shape but some are facing left and some are facing right.