This interactive DIY modular house building blocks play set will delight a creative little mind! Simple, modern, organic and waldorf-inspired fun. These 18 wooden walls come in different shapes and sizes make it possible to set this toy up in literally thousands of different configurations. Your child can build a different world each day with this wood build it yourself set, then take pieces apart and store them flat on a shelf! 18 natural birch wood pieces; The walls are all approx. 6″ high and the two castle towers are 11.5″ high, they range in length from 5″ to 11.5″; Made from the highest grade 3/8″ birch plywood, an eco-friendly, durable material. This set only includes walls. **Holiday promotion: Comes with 2 peg people, see last pic!