Mosebetsi oa Sehlooho: Loto ea Baesekele Mongolo oa Buka: Union ke loto ea baesekele e kopantsoeng ka har'a thupa ea setulo sa baesekele. Loto ena e fana ka mesebetsi e meraro: ho notlolla ka menoana, ho tsitsisa ka'a khethike (magnet) le temoso e benyang. Ho tsejoa ha menoana ho tlosa tlhoko ea linotlolo mme ho etsa hore ts'ebeliso ea letsatsi le letsatsi e be potlako. Khethike e ka har'a 'mele oa loto e boloka loto e khomerelitse thupeng ea setulo nakong ea ho palama. Ketane e bolokiloe ka har'a thupa mme e hulelloa kantle ho tlamella maotoana thing e tsitsitseng. Boholo ba eona ke 28 ka 74 ka 352 mm, e leng ho lekana le thupa e tloaelehileng ea setulo, e leng se etsang hore foreimi e lule e hloekile 'me mathata a polokelo a qojoe.

Lebitso la projeke : Union, Lebitso la baqapi : Lyuting Ma, Lebitso la moreki : Beijing Institute of Technology.