Wizard Dawning: Book One in the Battle Wizard Saga

Sig doesn't have enough magic to power his battle wizard talisman, but that won't stop the dark mage trying to kill him. Sig should have magic. Everything points to it, but it's not there. How can he find the power he needs to fight back?
Ten years ago the world discovered that magic exists, but nothing special has ever happened to Sig. The best thing in his life is the beautiful new girl in school who needs help catching up on her studies. Until his life changes when Great Grampa shows up a...