Deductive Detective, The
Someone stole a cake from the cake contest—who could it be? Twelve animal bakers are potential suspects but Detective Duck uses his deductive reasoning skills to “quack” the case. After all, the thief left hairs behind so the thief wasn’t a bird. Follow along as he subtracts each suspect one at a time to reveal just who the culprit was. This clever story will have children of all ages giggling at the puns and the play on words. Key phrases for educators: subtraction, deductive reasoning, animal adaptations, puns/play on words

Written by Brian Rock, Illustrated by Sherry Rogers
32 pg, 10 x 8.5, Ages 4-8, Grades PK-2, Lexile: AD 670, AR: 3.60
Hardcover 9781607186137 $17.95  
Spanish Hardcover 9781607187080 $17.95  
Paperback 9781607186250 $9.95  
Spanish Paperback 9781628553475 $9.95  
EBook 9781607186618 $6.95  
Spanish EBook 9781628551556 $6.95  
Keywords:   math, subtraction, critical thinking, deduction/inference, prediction, compare/contrast
Animals in the book:   duck, owl, mouse, rooster, elephant, swan, horse, moose, pig, cow, tiger, kangaroo, raccoon, monkey
Vetters:   Thanks to Rachel Hilchey, 5th grade math teacher and Hallsville ISD (TX) 2014 Elementary Teacher of the Year for reviewing the math-related information in this book.


This outstanding lesson in logic serves as a clear and simple model for the art of deductive reasoning. In addition, all the elements of a great detective story are abound from the playful cartoon illustrations to the hilarious wordplay. - School Library Journal

A cleverly solved mystery that will get kids using their noggins. - Kirkus Reviews

Using simple subtraction, deductive reasoning, and a heaping helping of humor, "The Deductive Detective" is a mystery and a math puzzle rolled into one. It will 'quack' you up. - Library Media Connection

Author/Illustrator Info:

Brian Rock (The Deductive Detective), received a master’s degree in Children’s Literature/Creative Writing from Hollins University. Brian’s short stories for children appear regularly in the regional magazine “Kid’s world” and his poems for children have appeared in Highlights for Children, Poetry Train, and various regional publications. His short story, The Frog Dad, was selected as one of the inaugural titles for iPulpFiction’s “Don’t Read This in the Dark” series. For six years Brian worked in the Chesterfield County public school system teaching at-risk students. Visit Brian’s website for more information.

Sherry Rogers spent twelve years as a corporate graphic designer and artist before “leaving it all behind” for the freelance world of illustrating children’s books. Through illustrating The First Fire, Sherry remembers her own ancestor, Na Ni, a Cherokee woman from the mountains of North Carolina. Some of Sherry’s other Arbordale titles include The Penguin Lady, Ten for Me, Hey Diddle Diddle, Newton and Me, Moose and Magpie, Paws, Claws, Hands & Feet, and The Deductive Detective; as well as her award-winning titles: Sort It Out!, Kersplatypus, Burro’s Tortillas, and If You Were a Parrot. Sherry lives in Northern California with her family and their pets. Visit her website at


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