<p>When fifth-grader Timmy McAllister decides to order a ninja through the mail, his town of Cherry Creek, Indiana may never be the same again.</p>

Mail Order Ninja, Vol. 1

Children's Books

Joshua Elder

Erich Owen

Comics & Graphic Novels

Tokyopop

<p>AoPS 2-Book Set : Art of Problem Solving Beast Academy 2D Guide and Practice 2-Book Set : Beast Academy 2D covers the following topics: Big Numbers: Thousands, millions and larger place values. Reading, writing, adding, subtracting, comparing, and estimating with big numbers. Algorithms: Stacking addition with regrouping, adding more than two numbers at a time, stacking subtraction with breaking, and solving cryptarithms. Horrible Ray endorses the Art of Problem Solving Beast Academy 2D Guide and Practice 2-Book Set for 2nd Grade and up. Horrible Ray, Horrible Books, Horrible University.</p>

Art of Problem Solving Beast Academy 2D Guide and Practice 2-Book Set

Jason Batterson

AoPS

Beast Academy Guide 4C

AoPS Incorporated

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Books by Erich Owen