Spencer Quinn
A Fistful of Collars: A Chet and Bernie Mystery (The Chet and Bernie Myst - GOOD
This activity book features mazes that get trickier as you go along.
Heart of Barkness (A Chet & Bernie Mystery) - Hardcover By Quinn, Spencer - GOOD
You will find that the illustrated section breaks match the mood.
A Fistful of Collars: A Chet and Bernie Mystery (The Chet and Bernie - VERY GOOD
A nice touch in this activity book is the quotes that inspire creativity.