Learning Resources Stacking Shapes Pegboard - Theme/Subject: Learning - Skill Learning: Sorting Stacking Creativity Shape - 3-5 Year Stacking shapes pegboard is structured to allow children to arrange shapes according to the comparable attributes. Large-size allows children to easily handle the pegs. Plastic pegboard with 25 holes is durably designed for lasting use. Peg shapes include squares circles triangles stars and hexagons in various colors. Stacking shapes pegboard is designed for children ages 2 and up.