This ideal class set allows you to build over 16 different spherical models together.  

Sphera brings all the benefits of Polydron to help you understand spheres; cylinders and cones.

This pack comes with thorough and easy to follow instructions. This 196 set contains: 1 Squares; 36 Spheres; 72 Quadrants; 16 Cones; 12 Cylinders; 40 Right Angle Triangles and an Exploring Booklet.

Sides of squares measure 73mm.

Age: 8+.