Order History
Premium Membership & Rewards
Help Center / FAQ
An Unusual Pattern
Paperback
$11.95
Premium Members save an extra 10% and all Members collect stamps to save with Rewards. 10 stamps = $5.Learn More
Select a store to view item availability.
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 watchin...
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 watchin...