Negima!

Either Learn or Leave (Aut disce aut discede) (1x12)

Air date: Mar 23, 2005

With his stint in Mahora on the line, Negi and the Baka Rangers (Asuna, Yue, Kaede, Kū Fei, and Makie) explore Library Island's basements for a magical book that will make his five class dunces smarter for the exams.