Francesca Gould Books

Beauty therapy

By Francesca Gould

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Beauty Therapy

By Francesca Gould

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Why dogs eat poop

By Francesca Gould

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Get ready to squirm! Did you know there are spiders that look just like bird poop? Cockroaches that can be directed by remote control? And snakes that fart to scare away predators? These are just a...

Why fish fart

By Francesca Gould

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Describes a variety of gross trivia facts about food, jobs, history, animals, and the human body.

Why You Shouldn't Eat Your Boogers and Other Useless or Gross Information About

By Francesca Gould

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Fascinating…Unbelievable…Gross! These are just a few of the responses readers will hear when they impress their friends with facts from the quirky new book of body trivia, Why You Sh...

Why Fish Fart and Other Useless Or Gross Information About the World

By Francesca Gould

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From the author of the New York Times bestseller* Why You Shouldn?t Eat Your Boogers and Other Useless (or Gross) Information About Your Body: the be-all and end-all compendium of odd, quirky, and...

Pourquoi bailler fait bailler

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Food Nutrition and Health

By Francesca Gould, Diane Wharton, Beverly Allen, Pauline Whiteman

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Why You Shouldn't Eat Your Boogers

By Francesca Gould

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Get ready for gross, amazing, totally true scientific facts about the human body!Itching to know what bugs live in your eyelashes, why you get goose bumps, or how ants can be used to heal a wound?...

Self Harming Parrots and Exploding Toads

By Francesca Gould, David Haviland

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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.