When his project blows up and ruins the science fair, Henry Gallagher asks fourth-grade detective Jon Gummyshoes to investigate an obvious case of sabotage, but this mystery is complicated by school politics.

Triple Take

by Kenny Abdo

Published 1 January 2013
On a fourth-grade trip to a local battle site park, Jon Gummyshoes, fourth-grade detective, learns that sometimes history should rest in peace when he and Mac investigate a tale of ghosts and lost gold.

Psych-Out!

by Kenny Abdo

Published 1 January 2013
There is a new student at school who has most of the other children awed with his magic tricks and his claim that he can mind-read, but Jon Gummyshoes, fourth-grade detective, is determined to expose him as a fraud.

Comic Relief

by Kenny Abdo

Published 1 January 2013

All for a Game

by Kenny Abdo

Published 1 January 2013

Duck, Dive, Rock & Roll

by Kenny Abdo

Published 1 January 2013
Immediately after switching schools, Jon Gummyshoes, fourth-grade detective, is confronted with a new case--someone is trying to sabotage one of the bands in the upcoming Battle of the Bands by threatening the lead singer.