Jake, Rache, Marco, Cassie and Tobias were j ust ordinary kids until they were given the power to morph. Now the first four are extraordinary kids, and Tobias will n ever be a kid again. The five friends are the only ones who can stop the evil Yeerks. '

The Encounter 2011, Turtleback Books

ISBN-13: 9780606261913

Bound for Schools & Libraries edition

Hardcover

Select
The Encounter 1999, Scholastic, London

ISBN-13: 9780439012805

Media tie-in

Paperback

Select
Encounter 1999, Scholastic, New York, NY

ISBN-13: 9780439086271

Mass-market paperback

Select
The Encounter 1997, Scholastic Hippo, London

ISBN-13: 9780590193542

Mass-market paperback

Select
The Encounter 1996, Scholastic, New York, NY

ISBN-13: 9780590629799

Trade paperback

Select
The Encounter 1996, Turtleback Books

ISBN-13: 9780613002806

Bound for Schools & Libraries edition

Hardcover

Select
Encounter 1996, Turtleback Books, Wisconsin

ISBN-13: 9780606090049

Turtleback School & Library edition

Hardcover

Select