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

A guide to ghosts discusses the history of human belief in them, famous hauntings in the United States and Great Britain, and some possible alternative explanations for them.

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

Provides information on snakes and other types of reptiles.

What was it like to be a passenger on the Mayflower? How many people survived the first harsh winter in the New World? How did Pilgrim children spend their days? Find out the answers to these questions and more in this Magic Tree House Research Guide: Pilgrims. Includes fun facts from Jack and Annie, fantastic photos and illustrations, and a guide to doing further research. From the Trade Paperback edition.

What was it like to live in the Ice Age and why was the world so cold? Who made the first cave paintings? What ever happened to sabertooth cats and wooly mammoths? Find out the answers to these questions and more in Magic Tree House Research Guide: Sabertooths and the Ice Age, Jack and Annie's guide to unlocking the mysteries of the Ice Age! This is the nonfiction companion to Sunset of the Sabertooth. A great place to begin research for a report....

Join Jack and Annie find the facts behind the fiction on polar bears and the Arctic.