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arhe

Cultural and educational center "Arkhe" - the territory of live intellectual communication.
The main task of the center is to popularize science and culture.

 

 
notabene

Internet portal Notabene - smart books.
Books, children's programs, exhibitions.

 

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Polyhedra made of ribbon

The article in “Science and Life” (1989, №6, Cherenkov A. Khramov V.) tells about an interesting...

Challenging task about a polyhedron

(challenging task called “the star”) It consists of 6 symmetrical small bars of complex shapes...

Outer sphere of polyhedra

The perfection of the spherical shape has long attracted the attention of thinkers and scientists...

Polyhedra - Interior Items

Polyhedra can be an ornament to your home, creating a zest in the...

On Cosmonautics Day, let's bring the stars

  There are coincidences, which we do not even suspect. April 12 - Cosmonautics Day!...

Master of Technology

In this article we will introduce you to the technology of manufacturing geometric metal solids,...

Divide the icosahedron (into parts)

Is it possible to make up an icosahedron using more simple...