Margery Cuyler Books

Road Signs

By Margery Cuyler

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Shakkuri gaikotsu

By Margery Cuyler

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Skeleton wakes up with the hiccups. His friend, Ghost, suggests several ways Skeleton should try to get rid of them--holding his breath, drinking water upside down, pressing his fingers over his ey...

Tick Tock Clock

By Margery Cuyler

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As the hours tick by from nine in the morning to seven at night, two rambunctious twins create mayhem.

Tick Tock Clock

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Read Aloud

By McGraw Hill

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Best Friends

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Can you have more than one best friend? This relatable Step into Reading story is for every young reader navigating new friendships. Friendships can be complicated, even when you’re only in elemen...

Best Friends

By Margery Cuyler, David L. Walker

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Skeleton hiccups

By Margery Cuyler

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Ghost tries to help Skeleton get rid of the hiccups.

Please say please

By Margery Cuyler

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Penguin teaches his animal friends how to behave when they are invited for dinner.

Bumpy Little Pumpkin The

By Margery Cuyler

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.