Peter K. Shreck Books

Reading Words With Waldo Walrus

By Peter K. Shreck

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Waldo Walrus guides the beginning reading activities that introduce several new words.

Reading words with Morgan Monkey

By Peter K. Shreck

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Morgan Monkey guides the beginning reading activities that introduce several new words.

Reading Words With Denny Deer

By Peter K. Shreck

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Denny Deer guides the beginning reading activities that introduce several new words.

Reading Words With Sammy Seal

By Peter K. Shreck

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Sammy Seal guides the beginning reading activities that introduce several new words.

Reading words with Oliver Octopus

By Peter K. Shreck

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Oliver Octopus guides the beginning reading activities that introduce several new words.

Reading Words With Timmy Turtle

By Peter K. Shreck

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Timmy Turtle guides the beginning reading activities that introduce several new words.

Reading words with Karen Kangaroo

By Peter K. Shreck

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Karen Kangaroo guides the beginning reading activities that introduce several new words.

Reading words with Sheldon Shark

By Peter K. Shreck

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Sheldon Shark guides the beginning reading activities that introduce several new words.

Reading Words With Ginny Giraffe

By Peter K. Shreck

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Ginny Giraffe guides the beginning reading activities that introduce several new words.

Reading Words With Lambert Lion

By Peter K. Shreck

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Lambert Lion guides the beginning reading activities that introduce several new words.

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.