A “Sea“ and Build Geometry Set. Combine sticks in 3 sizes, along with curves for making circles and cylinders, with 2 different types of connecters to build 2-D shapes. Then, combine them to make new 2-D shapes or even 3-D shapes! Child-friendly set features durable sticks, curves, and connectors. Geometric Shapes Building Set. Includes 90 sticks, 32 curves, and 48 connectors.