Anna Humphrey Books

Ruby Goldberg's bright idea

Average: 0.00, 0 Ratings

Ruby is determined to win the gold with her fifth-grade science fair project, a Rube Goldberg machine to help her grandfather, but the real prize turns out to be something completely unexpected.

Ruby Goldberg s Bright Idea

By Vanessa Brantley Newton, Anna Humphrey

Average: 0.00, 0 Ratings

Ruby Goldberg s Bright Idea

By Anna Humphrey

Average: 0.00, 0 Ratings

Buns Gone Bad

By Anna Humphrey

Average: 0.00, 0 Ratings

Clara Humble and the Not So Super Powers

By Lisa Cinar, Anna Humphrey

Average: 0.00, 0 Ratings

Clara Humble

By Lisa Cinar, Anna Humphrey

Average: 0.00, 0 Ratings

Bee and Flea and the Compost Caper

By Mike Deas, Anna Humphrey

Average: 0.00, 0 Ratings

Clara Humble and the Kitten Caboodle

By Lisa Cinar, Anna Humphrey

Average: 0.00, 0 Ratings

Bee and Flea and the Puddle Problem

By Mike Deas, Anna Humphrey

Average: 0.00, 0 Ratings

Bee and Flea and the Fall Fiasco

By Mike Deas, Anna Humphrey

Average: 0.00, 0 Ratings

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.