Knights and Castles: A Nonfiction Companion to Magic Tree House #2: The Knight at Dawn (Magic Tree House Fact Tracker)

MTH Fact Tracker: Knights and Castles

Magic Tree House Fact Tracker #3: Mummies and Pyramids: A Nonfiction Companion to Magic Tree House #3: Mummies in the Morning (A Stepping Stone Book(TM))

MTH Fact Tracker: Dinosaurs