Duodecedron Planus Vacuus

Duodecedron Planus Vacuus From drawings by Leonardo da Vinci, published in the treatise "De Divina Proportione" by Fra Luca Pacioli (1497). Made up of 12 Pentagons, it uses 60 interlocking joints that allow it to be assembled and disassembled several times. It does not require the use of glue. Dimensions 16.5 x 14.5 x 16.5 Gr. 70 N. Components 72