A page-turning mystery brimming with lighthearted intrigue and
essential middle-grade math skills, Math Mysteries: The Triplet
Threat by author Aaron Starmer will have readers on the edge of their
seats as they unravel the who-done it using math. Perfect for both
mystery and math lovers, as well as kids who love puzzles, riddles,
brainteasers, and adventure stories!
It's the first day of the fourth grade at Arthimos Elementary and things
are already off to a strange start--poisonous cookies, a zipline
disaster, a missing iPad, and what are those strange sounds coming from
the school custodian's wheelbarrow? Luckily the Prime Detectives--Abby
"the Abacus" Feldstein, Cameron "Cam" McGill, and Gabriel "Gabe"
Kim--are on the case! Using arithmetic, geometry, and logic, the Prime
Detectives are sure to figure out who did what, when, and why! A
gripping new middle grade mystery series, each book contains multiple,
interlinked mysteries that readers help solve using math. Includes
answers showing step-by-step solutions.