The Combination Lock Problem
Sale price
$1990
Picture Book · Ages 7–12 · 2026

The Combination Lock Problem

Part of the Hilariously Simple Math series

Animals must crack a code to deliver money to the bank.

3.0 Goodreads · 1 ratings
32 pages· GN580L
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Bookroo's summary

Sheep, Chicken, and Goat face a puzzling challenge: deliver Farmer Ed's money to the bank without the code, which Goat accidentally ate. With only a hint of logic to guide them, can they solve the mystery and complete their mission? Join this quirky trio on a math-filled adventure that promises laughter and surprises at every turn. Will they crack the code in time, or will their journey take an unexpected twist?

From the publisher

A hilarious comic that shows how much fun math can be. For math fans and non-math fans ages 7 years and up. Sheep, Chicken, and Goat need to take Farmer Ed’s money to the bank. The farmer wrote his code on a piece of paper, but . . . Goat got hungry and ate it! He remembers Farmer Ed saying there was some kind of logic to the code. But what was it?

At a glance
Format
Hardcover
Pages
32
Reading age
7–12
Audience
Picture
Lexile
GN580L
The series

The Hilariously Simple Math series

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The fine print

Book details

Reading levels
ATOS
~3.8
F&P level
~O
Publication
Published
April 28, 2026
Edition
Language
English
Type
Picture Book
Identifiers
ISBN
9798890631763

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