Shannon O'Toole
Books by Shannon O'Toole
The Election Calculation
An Unsolved Proof
The Math Kids (Book 9)
At the Supermarket
The Adventures of Grandmasaurus (Book 3)
An Artificial Test
The Math Kids (Book 8)
A Knotty Problem
The Math Kids (Book 7)
The Triangle Secret
The Math Kids (Book 6)
At the Aquarium Rescue Centre
The Adventures of Grandmasaurus (Book 2)
An Incorrect Solution
The Math Kids (Book 5)
An Encrypted Clue
The Math Kids (Book 4)
The Adventures of Grandmasaurus
Stop Reading This Book!
An Unusual Pattern
The Math Kids (Book 3)
A Sequence of Events
The Math Kids (Book 2)
The Prime-Time Burglars
The Math Kids (Book 1)