Lesi sampula umshini wokugaya ulungele umsebenzi wokugaya wezinhlobo eziningi zamasampula kanye nezicubu. Ukusebenza kokubonisa isikrini sokuthinta, kulula futhi kukhululekile.Ijubane eliphezulu lokujikeleza, yenza ukugaya kushintshe ngokugcwele futhi wonge isikhathi. Ifanele i-biology, chemistry, ikhemisi, amaminerali, imithi kanye nezinye izinkambu zokuhlola zangaphambi kokwelashwa.