Manga math mysteries. #1, : The lost key : : a mystery with whole numbers / by Melinda Thielbar ; illustrated by Tintin Pantoja ; [coloring by Hi-Fi Design ; lettering by Marshall Dillon.].
Joy, Sam, and their friends from the kung fu school use their knowledge of mathematics and whole numbers to discover who stole the keys to the school and used them to steal all the kung fu equipment.
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