The Math Inspectors 4: The Case of the Hamilton Roller Coaster

The Math Inspectors 4: The Case of the Hamilton Roller Coaster

Summer vacation has finally arrived, and the Math Inspectors deserve a break. After all, their sixth-grade year was a busy one. On top of all the normal school stuff, Stanley, Charlotte, Gertie, Felix, and Herman made quite a name for themselves as amateur detectives. But when a relaxing day of roller coasters, riddle booths, and waffle eating contests turns into a desperate scramble to save a beloved landmark, the friends quickly discover that this case may be asking more than they are willing to give. In fact, there may only be one way outâ€”to quit. Will this be the end of the Math Inspectors?

Find out in the most intense adventure yet of The Math Inspectors series, perfect for math lovers, math haters, and all kids ages 9-12.

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