Our 26-piece friendly Stegosaurus teaches letters with fun puzzle play. One side of this puzzle teaches upper case letters and the flip side teaches the lower case. This brightly stained puzzle is carefully crafted from plantation grown rubber wood and is sure to bring hours of fun and learning to your little preschooler. The Dinosaur A to Z Puzzle comes with an easy clean up storage box made from beech wood. Recommended for ages 5+.