Robert A. Bell Books

My little book of dinosaurs

By Robert A. Bell

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Text and pictures introduce several types of dinosaurs.

The big little golden book of planets

By Robert A. Bell

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Describes the nine planets of the solar system, their atmospheres, physical attributes, and moons.

Dinosaur discoveries

By Robert A. Bell

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Describes what dinosaurs looked like, how they lived, what they ate, and why they all died. Explains how scientists name dinosaurs and study their remains.

Minerals

By Robert A. Bell

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Describes the nature and properties of minerals and examines some common examples.

Fossils

By Robert A. Bell

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Crystals

By Robert A. Bell

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Volcanic Rocks

By Robert A. Bell, Golden Books

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Magnets Dlx Sci

By Robert Bell, Golden Books

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The big golden book of cavemen and other prehistoric people

By Robert A. Bell

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My little book of butterflies

By Robert A. Bell

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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.