What to do when your kids have read every Harry Potter book and still beg for more? Before they turn on the computer or the TV, hand them Wizards. Drawing on a rich lode of forgotten classics, here are masters of the genre that gave birth to Harry and his friends, including J.R.R. Tolkien, C.S. Lewis, T.H. White, Roald Dahl, E. Nesbit, Jane Yolen, George MacDonald, Frances Hodgson Burnett, A Philippa Pearce, Nicholas Stuart Gray, John Bellairs and Edward Eager.