Book 41

Familiar

by Katherine A Applegate

Published 1 May 2000
A boy named Jake wakes up to find himself twenty-five years old and in a world ruled by the aliens known as the Yeerks.

Book 41


Book 42

Journey

by Katherine A Applegate

Published 1 June 2000
When the Animorphs try to stop the tiny alien Helmacrons from taking the morphing cube, Marco gets in the way and ends up with Helmacrons up his nose and inside his head.

Book 43

Test

by Katherine A Applegate

Published 1 June 2000

Book 44

Unexpected

by Katherine A Applegate

Published 1 July 2000

Book 45

Revelation

by Katherine A Applegate

Published 31 August 2000

Book 46

Deception

by Katherine A Applegate

Published 6 September 2000

Book 47

Resistance

by Katherine A Applegate

Published 1 October 2000

Book 48

The Return

by Katherine A Applegate

Published 5 November 2000

Book 49

The Diversion

by Katherine A Applegate

Published 1 December 2000

Book 50

Ultimate

by Katherine A Applegate

Published 23 January 2001

Book 51

The Absolute

by Katherine A Applegate

Published 1 February 2001

Book 52

Sacrifice

by Katherine A Applegate

Published 1 March 2001

Book 53

Answer

by Katherine A Applegate

Published 1 April 2001

Book 54

Beginning

by Katherine A Applegate

Published 1 May 2001

No 28

Experiment

by Katherine A Applegate

Published 1 January 1999
The Yeerks are working on a drug that saps humans of their free will but the Animorphs show them that human free will runs deeper than any drug can reach.

Exposed Animorphs

by Katherine A Applegate

Published 1 March 1999
The Animorphs must use a giant squid morph to rescue their android friends the Chee, who are stuck in a deep trench on the ocean floor, and they have to get there before Visser Three does.