Diane Duane's Box of Wizardry

Fantasy buffs will appreciate Diane Duane's Box of Wizardry, which gathers the first three titles in her Young Wizards series into one boxed set of paperback editions. So You Want to Be a Wizard (1983) introduces 13-year old Nita, who enters the world of wizardry after stumbling across the titular library book. Deep Wizardry (1985) finds Nita vacationing on the beach with her friend Kit and assisting a whale wizard in a battle against evil. In High Wizardry (1990), the pair must track down Nita's younger sister when the wizard program on the family computer transports her to another dimension. PW called author Duane ""tops in the high adventure business.""