This simple building set allows children to build their very own 2-D and 3-D geometric shapes Introduce Geometry as children build 2-D and 3-D shapes 2-D shapes can easily be combined to create 3-D shapes Includes unique curved sticks for making circles and cylinders Geometry building set includes: 122 sticks and curves in three lengths (13.5cm , 8.5cm and 5.5cm) 48 connectors (2.5cm D) Child-friendly pieces are made of soft plastic