First of all, we created icosidodecahedron which has triangles and pentagons. Secondly, we put pentagonal and triangular pyramids at edges of triangles and pentagons. Our triangular pyramids have the same heights.
Enviroment
Material
Result
Our pentagonal pyramids include different heights which are 20 cm,30 cm, and 40 cm. Aluminum pipes intertwined with steel ropes, fastened. We made triangular and pentagonal with the help of 2 mm polypropylene clamps.