How many students can fit onto the largest platform? Can they work together to accomplish these classic initiative tasks? As they move from platform to platform, they will need to rely on communication, problem solving and cooperation skills. Solid wood platforms nest together for easy storage and have glides on base to protect gym floor. Also includes activities guide. Large Platform is 26″ x 26″ with green base. Medium Platform is 20″ x 20″ with yellow base and Small Platform is 14″ x 14″ with red base.