Books with author K. A. Applegate

Attending the reading of his father's will, Tobias learns that his father was really the Andalite Prince Elfangor, but he is unable to reveal what he has discovered because of the continual presence of Visser Three. Original.

Four Andalites arrive on Earth to help fight the Yeerks, but they don't want to work with the humans and demand that Ax choose sides

As the Yeerks close in on their hideout, the Animorphs realize that they have no choice but to fight, and Cassie plans to outsmart the enemy with the help of a cool but smelly new morph. Original.

Take one alien, five kids, and the ability to change into any animal they touch, and you¹ve got a fantastic, unpredictable, edge-of-your-seat series best described as ³The X-Files for Kids.² Get books 9-12 in one boxed set. Great for collectors!

Now that the Yeerk invasion of Earth is beginning to have public consequences, Marco determines to keep his father out of a secret project for developing Zero-space before he disappears like Marco's mother did.

In the fourth installment of a spine-tingling series that has seen April, Jalil, David, and Christopher take on Vikings, trolls, Aztecs, and dragons, the group is about to discover the true opposite of heaven. Original.

Cassie acquires the mind of Aldrea, daughter of Seerow, Andalite Prince, as well as her memory, persona, secrets, and an abundance of valuable information that will help the Animorphs. Original.

Senna, the girl whom David, Christopher, April, and Jalil followed into the Everworld, offers her own account of growing up among humans and of her search for her mother in an Egypt ruled by Amazon warriors.

Pulled into a world that defies everything they once believed, David, Jalil, April, and Christopher search for their friend Senna as they also try to find a way back to their own world

Christopher, Jalil, April, David, and Senna escape from Atlantis to the island of Eire, a land out of Irish legends, where they discover that Merlin is getting closer, and that he will not stop his pursuit of Senna.

Cassie and her Animorph companions meet a treacherous new enemy, the Helmacrons, tiny but unexpectedly lethal invaders who have the ability to shrink others to their size and who are taking hostages to recover their spaceship. Original.

Take one alien, five kids, and the ability to change into any animal they touch, and you¹ve got a fantastic, unpredictable, edge-of-your-seat series best described as ³The X-Files for Kids.² Get books 1-4 in one boxed set. Great for collectors!