Gilda Berger Books

Provides answers to a variety of questions about tornadoes and hurricanes, including "Where do most tornadoes strike," and "How long do hurricanes last?"

Do all spiders spin webs

By Melvin Berger, Gilda Berger

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Questions and answers present information about spiders, arranged in the categories "Amazing Creatures," "Web Spinners," "Spiders that Hunt," and "Living with Spiders."

What makes an ocean wave?

By Melvin Berger

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Provides information about various aspects of the world's oceans--waves, tides, the food chain, marine creatures, coastlines, and more.

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.