Math Mysteries: The Triplet Threat [Paperback]

Math Mysteries: The Triplet Threatwhere solving crimes means solving equations!

It's the first day of fourth grade at Arthimos Elementary, and things are already off to a strange startpoisonous cookies, a zipline disaster, a missing iPad, and what are those strange sounds coming from the school custodian's wheelbarrow? Luckily the Prime DetectivesAbby the Abacus Feldstein, Cameron Cam McGill, and Gabriel Gabe Kimare on the case!

Using arithmetic, geometry, and logic, the Prime Detectives are sure to figure out who did what, when, and why! This page-turning mystery by author Aaron Starmer brims with lighthearted intrigue and essential middle-grade math skills that will have readers on the edge of their seats. Perfect for kids who love puzzles, riddles, brain teasers, and adventure stories!

Each book in this gripping series contains multiple, interlinked mysteries that readers help solve using math. Includes answers showing step-by-step solutionsideal for grades 48.


Also from the MATH MYSTERIES series:
The Fall Festival Fiasco

AARON STARMER is the author of more than a dozen novels for young readers. His novels have been translated into multiple foreign languages and have appeared on best of the year lists from Time magazine, the Wall Street Journal, the New York Public Library, YALSA, Bank Street College of Education, the Chicago Public Library, and School Library Journal. Unlike many authors, he really enjoys math. This is his first mystery. He lives in Vermont with his wife and two daughters.



MARTA KISSI is a Bath-based illustrator originally from Warsaw. She received her bachelor's degree in illustration animation at Kingston University and her master of arts in visual communication at the Royal College of Art. Her favorite part of being an illustrator is bringing stories to life by designing charming characters and the wonderful worlds they live in. She sharel“8