Patricia Wynne Books

Swamp

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Explores the richness and variety of life forms that congregate in a swamp, discussing their characteristics and the importance of their survival.

Arctic Tundra

By Donald M. Silver, Patricia J. Wynne

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Seashore

By Donald M. Silver, Patricia J. Wynne

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Explores the richness and variety of life forms that congregate where the land meets the sea, from microscopic algae to the mighty manatee.

Cave

By Donald M. Silver, Patricia J. Wynne

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African Savanna

By Donald M. Silver, Donald Silver

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Summary, Explores the grasslands which stretch across the continent of Africa below the Sahara and observes the animals living in that changing, endangered environment.

Pond

By Donald M. Silver, Patricia J. Wynne

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Explores the richness and variety of life forms that can congregate in a peaceful, yet ever-changing, pond, from fish and fungi to mammals and monera.

One Small Square: Woods

By Donald M. Silver, Patricia J. Wynne

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Explains how to investigate the plant and animal life found in a small section of the woods.

Cactus Desert

By Donald M. Silver, Patricia J. Wynne

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Coral Reef

By Donald M. Silver, Patricia Wynne

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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.