This little "joke" task will keep your kids (students) busy for a while! What plastic tetrahedron*...

Under the guidance of Tatyana Yurievna Timofeyeva, a teacher of mathematics, the guys worked on the...

With the same pattern repeating on each polyhedrons face, it is possible to create an alternating...

The box geometric shape from a distance resembles a rounded shape, emphasizing the similarity with the...

The invention of the calendar is a remarkable event for humanity. The fact that a year consists of...

There are five regular polyhedra: a tetrahedron, an octahedron, a cube (also known as a...

Is it possible to cut a triangle into such several parts so that one can put a square together?...