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Description
The Math Inspectors: The Case of the Mysterious Mr. Jekyll (Book #2)Stanley, Charlotte, Gertie and Felix are just your typical twelve year old kids. They love to hangout after school they love burgers and milkshakes and they love math. And if there's one thing they love even more than math, it's solving mysteries! Thankfully, their hometown of Ravensburg, New York has plenty of mystery, and quite a few secrets. Do you want your kids to love reading, to get lost in an adventure, and maybe even enjoy math? THE MATH
Stanley, Charlotte, Gertie and Felix are just your typical twelve-year old kids. They love to hangout after school...they love burgers and milkshakes...and they love math.And if there's one thing they love even more than math, it's solving mysteries! Thankfully, their hometown of Ravensburg, New York has plenty of mystery, and quite a few secrets.
Do you want your kids to love reading, to get lost in an adventure, and maybe even enjoy math?
THE MATH INSPECTORS HAVE AN ANSWER!
Each book in this popular mystery & detective series is designed to draw readers aged 9-12 into a mystery so intriguing, with characters so smart and funny, that they forget they're also learning about math.
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4.7 ★★★★★
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Product Reviews
★★★★★ 4
Cooling pillows case
Color: 01 - Light Grey
Not bad good fit
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Reviewed in the United States on December 28, 2025
★★★★★ 5
Very cold
Color: 01 - Light Grey
Super cold
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Reviewed in the United States on February 25, 2026
★★★★★ 5
Cool pillow vase
Color: 01 - Light Grey
Nice cool material and stays kn the pillow well due to the snaps.
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Reviewed in the United States on February 21, 2026
★★★★★ 3
Ugly
Color: 01 - Light Grey
The light blue color looks like a hospital gown. Keeps cool but I don't think I can bear looking at it.
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Reviewed in the United States on May 9, 2026
★★★★★ 5
Cooling pillowcase
Color: 01 - Light Grey
These cooling pillowcases are fabulous. I just have one complaint they snap at the end instead of having a zipper, which could be uncomfortable if you’re laying on that snap. Also, it’s very hard to unfasten.
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Reviewed in the United States on December 5, 2025