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, ikhemistri, ikhemisi, amaminerali, imithi kanye nezinye izinkambu zokuhlola zangaphambi kokwelashwa.