"A nonfiction companion to Magic tree house #53: Shadow of the shark" A Nonfiction Companion to Magic Tree House #53: Shadow Of the Shark a nonfiction companion to Magic tree house #5 : Night of the ninjas a nonfiction companion to Magic tree house #23, Twister on Tuesday a nonfiction companion to Magic tree house #8, Midnight on the moon A nonfiction companion to magic tree house #6, Afternoon on the Amazon / "A nonfiction companion to Magic tree house #55: Night of the Ninth Dragon." A nonfiction companion to Magic Tree House #39: Dark day in the deep sea. A nonfiction companion to magic tree house #43:Leprechaun in Late Winter "A nonfiction companion to Magic Tree House #39: Dark day in the deep sea."