Book 1

Rex

by Robert N. Gould and Kathleen Duey

Published 1 March 2000

Book 2

Rex 2

by Kathleen Duey and Robert Gould

Published 1 September 2003

Book 3

Patch

by Robert N. Gould and Kathleen Duey

Published 1 June 2001
The Time Soldiers hear someone crying. They find themselves on a deserted beach. They spot a cave in the cliffs filled with treasure chests, cannons and Pirates? Can the Time Soldiers avoid being captured? Will they be able to free the child prisoner? Will they make it home?

Book 4

Arthur

by Robert N. Gould and Kathleen Duey

Published 1 June 2001

Book 5

Mummy

by Kathleen Duey

Published 1 October 2005

Book 6

Samurai

by Kathleen Duey

Published 1 April 2006