A set of 12 transparent blocks for volume comparison, student

MACHINE TRANSLATION (not authorised yet)

A set of 12 different geometric solids intended for student group exercises (h=5 cm) in school, made of colourful, transparent plastic. The blocks have holes in the bases and removable bases for filling them with liquid or bulk material for volume comparison. The set includes: a cube, a cylinder, a cone, a sphere, a hemisphere, a triangular pyramid, a square pyramid, a square and rectangular base and a triangular base (2 different) and a hexagonal base.