| Geosphere is the construction game of the Third Millenium! It is also a 3D Puzzle and a Brainteaser that will thrill you for ever because it can be assembled in an infinite number of ways. Small and larger triangles can be easily joined together by interlocking the connecting pegs: the resulting structure is solid but easy to take apart. Geosphere stimulates spatial thinking, visual memory, logic, creativity and helps to develop concentratrion and manual dexterity. Ages 8+ |