1
of
1
Math Mysteries: The Triplet Threat
Book Hero Magic crafted this summary to help describe this book. While it's new and still
learning, it may not be perfect - your
feedback is welcome!
Summary
Read More
Format: Paperback / softback
$1999
Unit price
/
Unavailable
International Supplier
This title is in-stock with overseas suppliers. While it is not available locally, we fly books in weekly from the US and UK to our Auckland warehouse for immediate dispatch.
AVAILABLE WITH SUPPLIER
Ships from our Auckland warehouse within 4-6 weeks
Found a better price? Request a price match
Math Mysteries: The Triplet Threat
$1999
Unit price
/
Unavailable
Book Hero Magic created this recommendation. While it's new and still learning, it may not be perfect - your feedback is welcome! IS THIS YOUR NEXT READ?
Ideal for middle-grade readers who enjoy mysteries, puzzles, and math challenges. Perfect for children who love riddles and brainteasers, as well as educators seeking engaging ways to teach essential math concepts.
Latest News
The Book Briefing - September 1st
Welcome to this week's Book Briefing where we round up the news for the week!...
Screen Time for Tamariki - the books you need!
Finding the task of navigating screen time and the digital world for children incredibly complex,...
Shirl's Road Trip Reads and Board Game Picks
I recently spent a couple of weeks road-tripping with whΔnau visiting Aotearoa from overseas showing...
The Story to Screen Report - 01/09/2026
Sacha has rounded up all the biggest Story to Screen news from the past week,...
Books Our Dads Gave Us
For Fatherβs Day, we asked some of the team to share the books their Dads...
See more"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?"--
Solve the math, solve the crime!
Book Hero Magic formatted this description to make it easier to read. While it's new and
still learning, it may not be perfect - your
feedback is welcome!
Description
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 startβpoisonous cookies, a zipline disaster, a missing iPad, and what are those strange sounds coming from the school custodian's wheelbarrow? Luckily, the Prime DetectivesβAbby "the Abacus" Feldstein, Cameron "Cam" McGill, and Gabriel "Gabe" Kimβare 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.
Book Hero Magic summarised reviews for this book. While it's new and still learning, it may not be perfect - your feedback is welcome! HOW HAS THIS BEEN REVIEWED?
The book receives praise for its clever integration of math into an exciting mystery set in a fourth-grade classroom. Booklist highlights how the narrative gradually raises stakes through increasingly challenging mathematical problems, presenting concrete scenarios like time management and mishaps to spark readersβ interest. The step-by-step explanations and character dialogues effectively demonstrate mathematical solutions, while occasional illustrations enrich the experience. Ideal for elementary classrooms, it combines the appeal of Ron Royβs mysteries and educational fun reminiscent of Ms. Frizzleβs adventures.
Book Details
INFORMATION
ISBN: 9781250839282
Publisher: Odd Dot
Format: Paperback / softback
Date Published: 26 September 2023
Country: United States
Imprint: Odd Dot
Illustration: 2/c illustrations
Contributors:
- Illustrated by Marta Kissi
- Illustrated by Marta Kissi
Audience: Children
DIMENSIONS
Spine width: 18.0mm
Width: 144.0mm
Height: 214.0mm
Weight: 178g
Pages: 192
About the Author
Aaron Starmer was born in northern California and raised in the suburbs of Syracuse, New York. His middle-grade and young adult novels have been translated into multiple foreign languages and have appeared on best of the year lists from Time Magazine, The Wall Street Journal, New York Public Library, YALSA, Bank Street College of Education, Chicago Public Library, and School Library Journal. He lives in Vermont with his wife and two daughters. Marta Kissi is a Bath-based illustrator, originally from Warsaw. She studied BA illustration & animation at Kingston University and MA 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 shares her artist studio with her husband James and their pet plant Trevor.
Also by Aaron Starmer
View all-
Math Mysteries: The Fall Festival Fiasco
A page-turning mystery brimming with lighthearted intrigue and essential middle-grade math skills, Math Mysteries: The Fall Festival Fiasco 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! Autumn has arrived...Hardback$4199Unit price /UnavailableAvailableShips in 4-6 weeks -
Math Mysteries: The Fall Festival Fiasco
A page-turning mystery brimming with lighthearted intrigue and essential middle-grade math skills, Math Mysteries: The Fall Festival Fiasco 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! Autumn has arrived...Paperback$1999Unit price /UnavailableAvailableShips in 4-6 weeks -
Math Mysteries: The Triplet Threat
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...Hardback$3999Unit price /UnavailableAvailableShips in 4-6 weeks -
Spontaneous
TRULY THE SMARTEST AND FUNNIEST BOOK ABOUT SPONTANEOUS COMBUSTION YOU WILL EVER READ-- John Green, #1 bestselling author of The Fault in Our Stars With all the perfectly lovely young adult novels out there, you decided to check this one out? It's got spontaneously combusting teenagers in it, dude. Not the slow burning type either. We're talking the randomly exploding...PaperbackSold Out
More from Children's Books
View all-
New ReleaseThe Neverfear
A world of richly-imagined wonder Cressida Cowell Itβs the Midsummer Feast on the Islet of Glimt and on this magical moonlit evening, the word on everyoneβs lips is bandits. Reports of masked men burning villages are spreading throughout the Archipelago, but worse is still to come: Christopher and Anya are ambushed and one of the people they love most is...Paperback$1999Elsewhere:$2299Unit price /UnavailableIn StockShips today -
New ReleaseMatihe! Achoo!
What happens when a grumpy tupua has to sneeze? Matihe! Achoo! is a bilingual story about the tupua Mataoho and his connection to the volcanoes of TΔmaki Makaurau, Auckland. It comes with an action song to engage young readers! He pΕ«rΔkau e pΔ ana ki a Mataoho me ngΔ puia o Takamaki Makaurau. He tupua pukukino a Mataoho e noho...Paperback$1899Elsewhere:$2100Unit price /UnavailableIn StockShips today -
New ReleasePocket Observology
Pocket Observology is a practical field guide designed for those who love to explore and understand the natural world around them. Slip this guide out of your pocket to identify, measure, compare, or find clues to the things you encounter every day in nature. This pocket guide is a useful tool and a fun reminder of how to engage with...Paperback$2399Elsewhere:$2799Unit price /UnavailableIn StockShips today -
Pre-orderNew ReleaseMinecraft Annual 2027
The official Minecraft Annual 2027, full of updates, builds, activities, and more! Discover all there is to know about the past year of Minecraft in this exciting annual. Stuffed to the brim with updates, activities, step-by-step builds, and tips and tricks for the game, this book is a must-have for any minecrafter. This yearβs annual includes: Mob guides on happy...Hardback$1999Elsewhere:$2499Unit price /UnavailableIn StockShips today -
Buy to WinNew ReleaseGiant Heart
Meet Jonah Lomu, one of the greatest All Blacks of all time. His speed and strength on the rugby field made him famous around the world, and his fun and generous personality made him beloved, but all the while he faced a big battle with his health. β[David Hillβs] stories are wonderful, full of action and are always teaching the...Hardback$1999Elsewhere:$2500Unit price /UnavailableIn StockShips today -
New ReleaseProtector of Beyond 1
Experience fierce magical creatures, perilous trials, and a heroine to root for in this 1st instalment in a new blockbuster fantasy series. The moment you enter the Arbiter, your fate is sealed. If you spark, you fight! And 12-year-old Elder Triss produces a spark like no other. Transported to the mysterious Beyond, Elder has no choice but to train for...Paperback$2199Elsewhere:$2400Unit price /UnavailableIn StockShips today -
New ReleaseAnimalia 40th Anniversary Edition
A beautiful, foiled collector's edition to celebrate the 40th anniversary of Graeme Base's classic and bestselling Australian picture book, Animalia. Embark on a fantastical alphabetic adventure where each turn of the page unveils a rich tapestry of intricate illustrations tied to a unique letter of the alphabet. More than 5 million copies sold worldwide Children's Book Council of Australia (CBCA)...Hardback$2999Elsewhere:$3500Unit price /UnavailableIn StockShips today -
New ReleaseThe Little Kiwi Builder
Oh no, the little kiwi builder's house is falling down! His screws have all come loose - what can he do? When the brickie, the plumber, the roofer, the sparky and the painter all come to help, it's looking good! Until, that night ... uh-oh! Perfect for: Anyone who likes fun and silly rhyming stories Reading aloud with little ones...Paperback$1899Elsewhere:$2199Unit price /UnavailableIn StockShips today -
New ReleaseYou Choose Party Time
It's time to celebrate - Party Time is a brand new You Choose adventure! It's Party Time and you choose what happens! What kind of party will it be? Who will you invite? Which cake would you like to eat? Will you dance to a steel pan band or bagpipes? The possibilities are endless in this magical storytelling toolkit which...Hardback$2599Elsewhere:$3400Unit price /UnavailableIn StockShips today -
New ReleaseWhen Nature Calls (Duck #2)
New in 2026, the latest story from Duck, the quirky new children's series by million-copy bestselling author Matt Stanton. Do you ever wonder what animals think about humans? Do they feel they could do a better job running things? Would they ever try and take over? Duck, Mouse and Dog are alarmed that the adults in Redhill are being brainwashed...Paperback$1700Elsewhere:$1999Unit price /UnavailableIn StockShips today -
New ReleaseThe Case of the Viral Video: Violet and the Velvets 3
Violet and the Velvets can hardly believe they've come so far in the BandChamps competition with only hard work, a smidge of talent, and a whole lot of thinking outside the box. This time, they get to record their new song in a proper recording studio and star in their very own music video! But Violet is letting her perfectionism...Paperback$1600Elsewhere:$1899Unit price /UnavailableIn StockShips today -
New ReleaseRoyalslinger
K Pop Demon Hunters fans will love this! Graci Kim is back with the second book in her exciting and fantastical Slinger series where dragons and phoenixes roam the skies of Seoul; meals magically appear based on your mood; and dreams literally come to life. Praise forΒ Dreamslinger: βA mind-blowingly original fantasy adventureβGraci Kim has done it again!ββRick Riordan,Β New York TimesΒ #1...Paperback$1999Elsewhere:$2400Unit price /UnavailableIn StockShips today
Why buy from us?
Book Hero is not a chain store or big box retailer. We're an independent 100% NZ-owned business on a mission to help more Kiwis rediscover a love of books and reading!
Service & Delivery
Our warehouse in Auckland holds over 100,000 books, toys, board games and puzzles in-stock so you're not waiting for your order to arrive from overseas.
Auckland Bookstore
We're primarily an online store, but for your convenience you can pick up your order for free from our bookstore, which is right next door to our warehouse in Hobsonville.
Our Gifting Service
Books make wonderful thoughtful gifts and we're here to help with gift-wrapping and cards. We can even send your gift directly to your loved one.
