Alex hates math. No matter how hard he tries, he can never get it right. Until one day he finds a magical book in which an evil wizard king has imprisoned a queen -- and the only way to save her is with math! To rescue her, Alex and his friends must solve 400 mathematical puzzles posed by a menagerie of monster guards -- and before long, Alex is solving riddle after riddle. Will they be able to set Jayden free? An exciting fantasy fiction debut from Canadian author Vladimir Tumanov.