Hall Derek Books

Panda climbs

By Hall Derek

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Portrays a baby panda in his environment with his parents, eating, playing, and climbing a tree.

Tiger runs

By Hall Derek

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While Mother is hunting, Baby Tiger leaves her safe place and has some scary adventures.

Elephant bathes

By Hall Derek, John Butler

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Frightened by stinging hornets, a baby elephant is comforted by his mother who takes him to the river for a bath.

Polar bear leaps

By Hall Derek

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Baby Polar Bear goes fishing with his mother and learns that a leap to safety can save his life.

Panda climbs

By Hall Derek

Average: 0.00, 0 Ratings

Portrays a baby panda in his environment with his parents, eating, playing, and climbing a tree.

Tiger runs

By Hall Derek

Average: 0.00, 0 Ratings

While Mother is hunting, Baby Tiger leaves her safe place and has some scary adventures.

Elephant bathes

By Hall Derek

Average: 0.00, 0 Ratings

Frightened by stinging hornets, a baby elephant is comforted by his mother who takes him to the river for a bath.

Polar bear leaps

By Hall Derek

Average: 0.00, 0 Ratings

Baby Polar Bear goes fishing with his mother and learns that a leap to safety can save his life.

Prehistoric mammals

By Hall Derek

Average: 0.00, 0 Ratings

Describes the early mammals that came to dominate the prehistoric world after the disappearance of the dinosaurs.

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.

Hall Derek Books

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

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