Christina Leaf Books

Baby orangutans c by Christina Leaf

By Christina Leaf

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Baby tigers

By Christina Leaf

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"Developed by literacy experts for students in kindergarten through grade three, this book introduces baby tigers to young readers through leveled text and related photos."--

Jackrabbits

By Christina Leaf

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"Simple text and full-color photography introduce beginning readers to jackrabbits. Developed by literacy experts for students in kindergarten through third grade"--

American shorthairs

By Christina Leaf

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"Relevant images match informative text in this introduction to American shorthairs. Intended for students in kindergarten through third grade"--

Birmans

By Christina Leaf

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"Relevant images match informative text in this introduction to Birmans. Intended for students in kindergarten through third grade"--

Jeff Kinney

By Christina Leaf

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"Simple text and full-color photographs introduce readers to Jeff Kinney. Developed by literacy experts for students in kindergarten through third grade"--

Laura Ingalls Wilder

By Christina Leaf

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"Simple text and full-color photographs introduce readers to Laura Ingalls Wilder. Developed by literacy experts for students in kindergarten through third grade"--

Roald Dahl

By Christina Leaf

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Manx

By Christina Leaf

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Rick Riordan

By Christina Leaf

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"Simple text and full-color photographs introduce readers to Rick Riordan. Developed by literacy experts for students in second through fifth grade"--

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.