Build bigger right out of the box with Architetrix! Start in one dimension and create a flat shape. Add nodes and rods to add dimensions. A 6 foot free standing construction is possible. Durable child safe paint finish and solid bamboo and wood construction are hallmarks of Hape toys. Hape's toys stimulate children through every stage of development and help nurture and develop their natural abilities. All Hape products sold in North America meet or exceed all applicable safety standards. Ages 4+.