Nicki Weiss Books

On a hot, hot day

By Nicki Weiss

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Mother and young son affectionately enjoy activities together during each season of the year.

An egg is an egg

By Nicki Weiss

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A poetic explanation of how everything changes--eggs to chicks, branches to sticks, green to white, and day to night.

The world turns round and round

By Nicki Weiss

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Children describe the gifts that they have received from relatives around the world.

An egg is an egg

By Nicki Weiss

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A poetic explanation of how everything changes--eggs to chicks, branches to sticks, green to white, and day to night.

The first night of Hanukkah

By Nicki Weiss

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As a family gets ready to celebrate Hanukkah, a young girl learns how the holiday began.

The first night of Hanukkah

By Nicki Weiss

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As a family gets ready to celebrate Hanukkah, a young girl learns how the holiday began.

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.