An Unusual Pattern

A cryptic poem

The Math Kids are at it again! When their new friend, Special Agent Carlson, asks them to take a look at a cryptic poem written by a dying bank robber, they know they will need all of their math skills to crack the case.

A bank robbery

The poem isn't their only problem, though. Their favourite school janitor is fired for stealing from student lockers. The Math Kids know Old Mike would never do anything like that, but how can they prove it, especially with the new janitor watching their every move?

A friend is framed

Jordan, Stephanie, Justin, and Catherine will need math, bravery, and a little bit of luck if they hope to solve the bank robbery case and get Old Mike his job back. Will they be able to figure out the unusual pattern in time?

Highly recommended, CM Canadian Review of Materials

Highly recommended, Midwest Book Review


This middle grade book

• Introduces readers to interactive math and logic problems they can apply

to real-life situations

• Dives into social issues and problem solving

• Includes an appendix for hands-on learning

David Cole has been interested in math since he was a very young boy. He pursued degrees in math and computer science and has shared this love of math at many levels, including teaching at the college level, coaching elementary math teams, and running a summer math camp. He also has a love of writing and has written a number of plays that have been performed. The Math Kids was born of a desire to combine his interests and exercise both sides of his brain at the same time. Find him on his website or on Facebook, Twitter, and LinkedIn.

Shannon O'Toole has been illustrating children's books since 2018. Originally a figurative painter, Shannon has been exploring new ways to tell stories through her art. Her artistic practices are inspired by the many unique characters and people in her life. In addition to her work in children's books, Shannon is an elementary school teacher. When she is not painting, she can be found drinking coffee, watching classic movies and exploring new recipes in her kitchen. Shannon lives and works outside of Toronto, Ontario, Canada.