Texas

A nonfiction companion to Magic Tree House #30: Hurricane Heroes in Texas (Magic Tree House

2018

Dogsledding and Extreme Sports

A nonfiction companion to Magic Tree House #54: Balto of the Blue Dawn

2016

Vikings

A Nonfiction Companion to Magic Tree House #15: Viking Ships at Sunrise

2015

Dog Heroes

2011

Ninjas and Samurai

2014

Sharks and Other Predators

A Nonfiction Companion to Magic Tree House #53: Shadow of the Shark

2015

Dragons and Mythical Creatures

2016

China

Land of the Emperor's Great Wall: A Nonfiction Companion to Magic Tree House #14: Day of the Dragon King

2014

Sharks and Other Predators

2015