DK readers. 4, Proficient readers

An illustrated introduction to snow dogs that examines the history and tradition of dog sledding and describes equipment, the Iditarod Trail, the Yukon Quest, and other related topics.

A biography of civil rights leader Martin Luther King, Jr. covering his childhood, leadership, powerful speeches, assassination, andgreatest influences.

Follows the illustrated adventures of Jedi Ahsoka, Anakin, and Luminara Unduli during the dangerous times of the Clone Wars, and includes informational sidebars about various characters, equipment, and terms from the "Star Wars" movies.

Presents an inside look at the Jedi Academy and what it takes to be a Jedi; and describes the evil Darth Sidious, Darth Maul, and Darth Vader.

Introduces the members of the Avengers.

Colorful illustrations and easy-to-follow text details the life of Wolverine, and describes his childhood, mutant abilities, and friends.

Reveals the sinister secrets of the Sith warrior, Darth Maul, and describes his vehicles, weapons, and mission to conquer Qui-Gon Jinn and Obi-Wan Kenobi.

A biography of civil rights leader Martin Luther King, Jr. covering his childhood, leadership, powerful speeches, assassination, andgreatest influences.

As the Clone Wars spread through the galaxy, planets in the path of destruction must choose whether to fight with the Jedi or the Separatists.

Recounts the adventures of early Antarctic explorers.