Yenziwe ngani i-geoboard?
Context:I-geoboard iyithuluzi lezibalo elisetshenziselwa ukuhlola imiqondo eyisisekelo ku-plane geometry efana ne-perimeter, indawo kanye nezici zezinxantathu namanye ama-polygon. Iqukethe ibhodi elibonakalayo elinenani elithile lezipikili ezifakwe phakathi, ezizungezwe amabhendi e-geo enziwe ngenjoloba. Kungasetshenziswa namabhendi ajwayelekile enjoloba. Ama-geoboards asungulwa futhi aduma ngawo-1950 ngusazi sezibalo saseGibhithe uCaleb Gattegno (1911-1988).
I-geoboard yakhiwe ngebhodi elibonakalayo, ezinye izipikili, namabhendi e-geo angaba amabhendi enjoloba.