The Riverman

Interesting Facts & Short Stories for Curious Minds: 1000 Fascinating & Spectacular Trivia About Mysterious Monuments, Unique Museums, Presidential Myths, Weird Animals, Fun Random Stuff & Much More

Tales of the Magical Postcards

Dweeb: Burgers, Beasts, and Brainwashed Bullies

Emma Tremendous

Fart Quest: The Dragon's Dookie

The Walking School Bus

Nerdy Birdy

A page-turning mystery brimming with lighthearted intrigue and essential middle-grade math skills, Math 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.

Discover Your Child's Next Read

The Riverman

Aaron Hartzler, Aaron Starmer, 2014

Interesting Facts & Short Stories for Curious Minds: 1000 Fascinating & Spectacular Trivia About Mysterious Monuments, Unique Museums, Presidential Myths, Weird Animals, Fun Random Stuff & Much More

Aaron Hartzler, Aaron Wright, 2023

Tales of the Magical Postcards

Aaron Hartzler, Aaron Hunter, 2023

Dweeb: Burgers, Beasts, and Brainwashed Bullies

Aaron Hartzler, 2009

Emma Tremendous

Aaron Hartzler, A.D. Goodman, 2014

Fart Quest: The Dragon's Dookie

Reynolds Aaron, Aaron Hartzler, Cam Kendell, 2022

The Walking School Bus

Aaron Hartzler, Aaron Friedland, Julian Lennon, Andrew Jackson Obol, 2023

Nerdy Birdy

Matt Davies, Aaron Hartzler, Reynolds Aaron, 2015