Stanley, Charlotte, Gertie, and Felix are just your typical twelve-year-old kids. They love hanging out after school. They love burgers and milkshakes. And they love math. And if there's one thing they love more than math, it's solving mysteries! Thankfully their hometown has plenty of mystery and quite a few secrets.
Colour Illustrations
Book Title | ISBN # | Copyright | CDN List | Disc. % | Disc. Price | Status |
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The Case of the Christmas Caper ![]() | 9781098256036 | 2026 | $39.95 | 20% | $31.96 | Will Ship 4-6 Wks |
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The Case of the Claymore Diamond ![]() | 9781098256043 | 2026 | $39.95 | 20% | $31.96 | Will Ship 4-6 Wks |
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The Case of the Forgotten Mine ![]() | 9781098256050 | 2026 | $39.95 | 20% | $31.96 | Will Ship 4-6 Wks |
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The Case of the Hamilton Roller Coaster ![]() | 9781098256067 | 2026 | $39.95 | 20% | $31.96 | Will Ship 4-6 Wks |
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The Case of the Mysterious Mr. Jekyll ![]() | 9781098256074 | 2026 | $39.95 | 20% | $31.96 | Will Ship 4-6 Wks |
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The Case of the Showdown with Macbeth ![]() | 9781098256081 | 2026 | $39.95 | 20% | $31.96 | Will Ship 4-6 Wks |
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