Bill Ledger Book order (chronological)

In Super Coldo, Super Coldo has escaped from prison, and he wants his ice blaster back. Can the heroes stop him?This book is part of Project X Hero Academy, a fully decodable series designed to motivate young readers and turn them into reading superheroes.

In The Exagger-tron, Axel has been called to the Heads office. What exciting mission awaits him?This book is part of Project X Hero Academy, a fully decodable series designed to motivate young readers and turn them into reading superheroes.

This series brings science to life through the adventures of the Lab Cats. Meet Ginger, Basher, Precious, Swot and the rest of the gang.