Wooden Shape Learning Puzzle Wooden sorting and stacking puzzle contains 20 pieces including five colors: red, orange, yellow, green and blue, and five shapes: pentagon, square, rectangle, triangle and circle. Shop on Amazon Category: Children Related products Shop on Amazon Airplane Launcher Shop on Amazon Dowsabel Clay Beads Bracelet Making Kit for Beginner Shop on Amazon Fisher-Price Play Mat Shop on Amazon Fabric Flower Bouquet Maker