The “golden ratio” Modulon – a cube divided into the dimensions of the golden ratio. The golden ratio is achieved with a geometric construction that has a divisor of approximately 0.618 (the shorter part of a line segment has the same relationship to the longer part, as the longer part to the whole). Sixteen building bricks of seven different masses can be arranged to form many different proportions according to the harmonic principle.
Product information:11.5 x 11.5 x 11.5 cm / 4.6 x 4.6 x 4.6 inches16 pcs. in a black wooden box Design:Jo Niemeyer
Barbie 2696 AFRO AMERICAN HAPPY ...