The MindWare KEVA Structures 600 Plank Set includes 600 pine KEVA planks, 30 idea cards, and a collapsible storage bin for ages 5 and up. The planks provide hands-on learning in balance, leverage, geometry, and basic physics principles, making them suitable for STEM education. Builders can create a variety of structures, from cities and skyscrapers to castles with stairs and turrets. The set also allows for constructing ball runs with slides, bounce plates, and other interactive elements. The planks are made from durable maple wood with a natural wood grain finish, designed for precise stacking and long-term use. No glue or connectors are required—the set is ready for immediate play straight from the box.