Book 48

Spy for George Washington

by Jay Leibold

Published 1 August 1985

Book 57

The Antimatter Formula

by Jay Leibold

Published 1 May 1986

Book 66

Secret of the Ninja

by Jay Leibold

Published 1 March 1987
The reader's decisions control the course of an adventure in Japan, in which the arrival of a sword in the mail has precipitated a terrible curse.

Book 73

Beyond the Great Wall

by Jay Leibold

Published 1 July 1987

Book 92

Return of the Ninja

by Jay Leibold

Published 1 May 1989
The reader's decisions control the course of an adventure involving a ninja family feud in the mountains of Japan.

Book 117

The Search for Aladdin's Lamp

by Jay Leibold

Published 1 September 1991
The reader's decisions control the course of an adventurous search in Istanbul for the legendary lamp of Aladdin.

Book 131

Surf Monkeys

by Jay Leibold

Published 1 January 1992
While surfing in California, a surfer disappears and the reader must investigate the disappearance, a search that leads to a gang called the Surf Monkeys.

Fight for Freedom

by Jay Leibold

Published 1 October 1990

Grand Canyon Odyssey

by Jay Leibold

Published 1 March 1985

Sabotage

by Jay Leibold

Published 1 October 1984