Brenda Walpole Books

Uses a question and answer format to present information about time and the seasons, such as how to split a second, who invented our calendar, and why the moon changes shapes.

Water

By Brenda Walpole

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Explains the many uses of water and how clean water gets to the household tap. Includes instructions for a variety of simple experiments.

Let s Grow It

By Brenda Walpole

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Salt

By Brenda Walpole

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Science lab

By Brenda Walpole

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Includes simple science experiments which can be done using equipment in the kit together with other items found around the home.

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.