Robin Johnson Books

What is weather

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Weather changes from day to day and season to season. But what exactly is weather and how is it created? Readers will discover the answers to these questions and many other weather wonders.

What is temperature?

By Robin Johnson

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This title inspires a solid understanding of the concept of temperature. Readers also discover how a thermometer is used to measure temperature using units called degrees.

What is weather?

By Robin Johnson

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Weather changes from day to day and season to season. But what exactly is weather and how is it created? Readers will discover the answers to these questions and many other weather wonders.

California Gold Rush

By Robin Johnson

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California Gold Rush

By Robin Johnson

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The Salem witch trials

By Robin Johnson

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Discusses the 1692 Salem, Massachusetts, witch trials and how innocent people were jailed on the evidence of dreams and visions.

The Salem witch trials

By Robin Johnson

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Discusses the 1692 Salem, Massachusetts, witch trials and how innocent people were jailed on the evidence of dreams and visions.

Model It

By Smith Paula Johnson Robin

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Model It

By Robin Johnson

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Endangered Penguins Earth s Endangered Animals

By Bobbie Kalman, Robin Johnson

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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.