Pirates：a nonfiction companion to Magic Tree House #4, Pirates Past Noon Pirates :：A nonfiction companion to Magic Tree House #4, Pirates Past Noon / A nonfiction companion to Magic Tree House #4, Pirates Past Noon / Space：a nonfiction companion to Magic tree house #8, Midnight on the moon a nonfiction companion to Magic tree house #8, Midnight on the moon Warriors：a nonfiction companion to Magic tree house #31: Warriors in Winter Dinosaurs：A nonfiction companion to Magic tree house #1: Dinosaurs before dark Wild west :: a nonfiction companion to magic tree house #10, Ghost town at sundown / Dog heroes：a nonfiction companion to Magic tree house #46: Dogs in the dead of night a nonfiction companion to Magic tree house #23, Twister on Tuesday