Kujera Marar Baya, Karamin Tebur Rt kujera ce marar baya wadda kuma za a iya amfani da ita a matsayin karamin tebur. Zanen ya samo asali daga tangram na kasar Sin, kuma an gina shi da bangarori uku masu kusurwa dari (right-angle). Faranti biyu na aluminium masu siffar L da girma daya suna dauke da katakon itacen ash mai kusurwa dari daya. Faranti na aluminium suna da kauri na milimita 6, kuma an tsara musu siffa ta hanyar yankan laser da lankwasawa ta na'ura. An hada dukkan bangarori ukun tare da sukurori, don haka masu amfani za su iya hada da kuma warware Rt da kansu. Girman Rt shi ne milimita 300 zuwa 300 zuwa 500, kuma yana bayyana ta wata hanya dabam a duk lokacin da aka duba shi daga kusurwa daban-daban.

Sunan aikin : Rt , Sunan masu zanen kaya : Xiaokai Li, Sunan abokin ciniki : OBJECT SYSTEM .

Karanta sababbin tambayoyi da tattaunawa game da zane, kerawa da kirkire-kirkire tsakanin designan jaridar zane da shahararrun masu zanen duniya, masu zane da zane. Duba sababbin ayyukan zane da zane-zane mai ban shahara ta sanannun masu zanen kaya, masu zane-zane, kayan gine-gine da masu kirkirar fasaha. Gano sabbin bayanai game da kerawa, kirkire-kirkire, zane-zane, zane da kuma tsarin gine-gine. Koyi game da hanyoyin ƙira na manyan masu zanen kaya.