Julie K. Lundgren Books

How ecosystems work

By Julie K. Lundgren

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Introduces characteristics of animal ecosystems.

Reproduction in plants

By Julie K. Lundgren

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The life cycle of a plant is explained as well as how different plants use different ways to reproduce, how the different parts of a plant play a role in how it receives the nutrients it needs to s...

Eating and the digestive system

By Julie K. Lundgren

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This title addresses how we need food to fuel our bodies. It teaches students what happens during the digestive process, how the saliva starts the process, and how the stomach and intestines break...

Reproduction in plants

By Julie K. Lundgren

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I look like my mother

By Julie K. Lundgren

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Illustrates the types of traits and characteristics you enherit from your parents through genetics.

Eating and the digestive system

By Julie K. Lundgren

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This title addresses how we need food to fuel our bodies. It teaches students what happens during the digestive process, how the saliva starts the process, and how the stomach and intestines break...

Camping

By Julie K. Lundgren

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Read all about camping to get ready for your next adventure!

Hunting

By Julie K. Lundgren

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Hunting requires skill, accuracy and patience. Learn about the equipment, rules , permits, regulations, and safety needed to enjoy this sport. As well as the legal obligations a hunter must adhere to.

Camping

By Julie K. Lundgren

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Read all about camping to get ready for your next adventure!

Hunting

By Julie K. Lundgren

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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.