Doug Cushman

Critter sitters

1971

Inspector Hopper's Mystery Year

2004

Dirk Bones and the Mystery of the Missing Books

2009

Christmas Eve Good Night

2000

Halloween Good Night

2015

The Haunted Schoolhouse: A Spooky Lift-the-Flap Book

2007

Pigmares

2012

Halloween Good Night

1971

Mystery at the Club Sandwich

2004

Dirk Bones and the Mystery of the Haunted House (I Can Read Book 1)

2006