Deborah Underwood Books

Tutu Many Problems

By Whoopi Goldberg, Maryn Roos, Deborah Underwood

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Funny Girl is a collection of uproarious stories, rollicking comics, rib-tickling wit, and more, from 25 of today’s funniest female writers for kids. What could be funnier than family? Read stories...

Pirate Mom

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Join Pete, whose mom has been hypnotized to believe she's actually a pirate, on his adventure to get his mom to remember who she really is! Yo ho ho! Pete loves pirates, but his mom thinks they are...

Pirate Mom

By Deborah Underwood

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When a hypnotist convinces Pete's mother that she is a pirate, Pete tries to find a way to turn her back into a regular parent.

Here Comes Teacher Cat

By Deborah Underwood

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It’s back to school for the New York Times bestselling Cat when he steps in as a substitute teacher. Cat is not pleased to be tapped as substitute teacher. Not only is it cutting into his naptim...

Here Comes Santa Cat

By Deborah Underwood

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Just in time for the holidays—here comes Santa Cat! From the New York Times bestselling author of Interstellar Cinderalla, The Quiet Book, and Here Comes the Easter Cat comes a hilarious holiday ad...

Hiding in oceans

By Deborah Underwood

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Hiding in Deserts

By Deborah Underwood

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Hiding in Forests

By Deborah Underwood

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Hiding in mountains

By Deborah Underwood

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Introduces readers to animal camouflage within the context of habitats from around the world. This series explains what camouflage is, how it functions in animal survival, and how it can look.

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.