Welentreuon: The Math Wizard's Grimoire

In a wizard's lair, four apprentices are about to learn the secrets of an ancient tradition.When they have competed their studies, they will join the ranks of the mathematician-sorcerers. In this new approach to teaching math aimed at gifted 11 to 14 year-olds, the curious and self-motivated learner will embark on a fantastical journey from basic math to introductory calculus through a world of magic,spirits ad dragons.