Marc Simont Books

Despite the disapproval of his parents and his formidable science teacher, nine-year-old Allen determines to do his science project on human photosynthesis.

Every Time I Climb a Tree

By David Thompson Watson McCord, David McCord

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Twenty-five poems with short lines on such varied subjects as a lost turtle, a fence, the wind, jam, a witch, and bananas and cream

My Brother, Ant

By Betsy Cromer Byars

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Meet Ant, the little brother who's big on laughs. In four upbeat stories, Ant and his big brother confront the monster under the bed, recreate the story of the three little pigs, and write a letter...

Ant Plays Bear: A Viking Easy-to-Read

By Betsy Cromer Byars

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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.