Sandra K. McCune Books

"Nearly half of adults, including parents of middle-school students, have never heard of the Common Core State Standards, let alone have a working knowledge of what exactly their children face when...

CliffsNotes grade 7 Common Core math review

By Sandra K. McCune

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Organized around the grade 7 Common Core State Standards for mathematics, this book reviews all five domains that seventh-grade students are expected to understand. Includes math reviews, tips, qui...

CliffsNotes Praxis mathematics

By Sandra K. McCune

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"Designed to assess the mathematical knowledge and skills that an entry-level teacher of secondary mathematics needs to possess"--Page 1.

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.