The Math Inspectors 4: The Case of the Hamilton Roller Coaster Paperback – December 13, 2016

“I like how the Math Inspectors tried to disarm a bomb! I’m 9 years old and I definitely recommend it! Great series!” -QBH“Best book ever! Whoever made this is the best person in the world! I’m 7 years old and I love this series!” -CVH

My son loves these books! The are perfect for math lovers. This one has a bomb in it.

My 12 year old grandson enjoys this series

kid loves this series and won't put the books down. then gets so excited we get a free summary/book report (which is also a wonderful literacy skills bonus). win win. excellent purchase and completely worth every penny

My 5th grade students LOVE this series! We are doing it as a read aloud and it’s a fun one!

When the local amusement park opens for the summer, a shifty smiley face called MacBeth has set bombs on the oldest roller coaster in America. The Math Inspectors have tp face their fears to save it in time, but will they do it? Or will the roller coaster go boom?

We absolutely LOVE the entire Math Inspectors series! They are so cleverly written and really keep you engaged throughout the entire book. Please tell me there will be a Book 5! We can't wait for more!

My kids read and re-read, they love this book and love talking among themselves about the book. Heavy discussion goes on, It's so funny while listening to their convo.