There are 2 books by Todd O'Brien on BookOrb. A strong starting point is Quantum Alchemy (2020). The bibliography below is in publication order, with series grouped in reading order.
Standalone books
Frequently asked questions
How many books has Todd O'Brien written?
BookOrb lists 2 books by Todd O'Brien.
Where should I start with Todd O'Brien?
A good starting point is Quantum Alchemy (2020).
What is the Todd O'Brien books in order list?
In publication order: 1. Caesar's Guide for Innovators (2011), 2. Quantum Alchemy (2020).