Book 1

Amulet of Doom

by Bruce Coville

Published 1 September 1985

Book 2

Chamber of Horrors 2

by Bruce Coville

Published 1 January 1996
Trying out their new haunted house game, Spirits and Spells, in the creaky old Gulbrandsen place seemed like a cool idea to Travis, Tansy and their friends.
That was before they found out what was in the attic...and the basement...and everywhere in between.

Book 3

Eyes of the Tarot

by Bruce Coville

Published 23 March 1984

Book 4

Wating Spirits

by Bruce Coville

Published 5 January 1996