Ellen Klages Books

The science explorer out and about

By Pat Murphy

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The brain explorer

By Pearl Tesler, Ellen Klages, Exploratorium, Linda Shore, The Exploratorium, Pat Murphy

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A collection of puzzles and activities dealing with memory, math, verbal skills, and visual perception

Exploratorium

By Chronicle Books

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When the Right Answer Is a Question

By Ellen Klages

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An overview of the Framework project at the Exploratorium, a science museum. The museum took part in California's education reform initiatives by organizing its exhibits around themes endorsed by t...

The Green Glass Sea

By Ellen Klages

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White Sands, Red Menace

By Ellen Klages

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Engrossing historical fiction from the Scott O'Dell Award-winning author of The Green Glass Sea!It is 1946. World War II is over, ended by the atomic bomb that Dewey Kerrigan's and Suze Gordon...

Eclipse 1

By Ellen Klages, Peter S. Beagle, Garth Nix, Bruce Sterling, Jeffery Ford

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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.