Join Jack and Annie as they research the world of knights, armor, and life in a castle.

Jack and Annie explain about all the different types of dinosaurs.

Discusses dolphins and sharks, their ocean habitats, and general information about oceans and oceanography.

Describes the changing nature of weather and how meteorologists predict and study such storms as tornadoes, hurricanes, and blizzards.

Join Jack and Annie as they research rain forests and find out the facts behind the fiction.

What was it like to be a gladiator? How many people died in the destruction of Pompeii? How did Roman children spend their days? Find out the answers to these questions and more in Magic Tree House Research Guide: Ancient Rome and Pompeii. This is the nonfiction companion to Vacation Under the Volcano (Magic Tree House #13).

What are the warning signs that a tsunami is on the way? Can scientists predict earthquakes? How do volcanoes form? Find out the answers to these questions and more in Magic Tree House Research Guide: Tsunamis and Other Natural Disasters, Jack and Annie's guide to geological disasters.

Presents a picture of life in colonial America and reviews the causes and major events of the American Revolution.