Sarah Weeks Books

Oggie Cooder

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Quirky fourth-grader Oggie Cooder goes from being shunned to everyone's best friend when his uncanny ability to chew slices of cheese into the shapes of states wins him a slot on a popular televisi...

Without You

By Sarah Weeks

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Without you

By Sarah Weeks

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A young penguin and his father receive comfort from each other as they wait for the mother penguin to return from her diving.

Pie

By Sarah Weeks

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After the death of Polly Portman, whose award-winning pies put the town of Ipswitch, Pennsylvania, on the map in the 1950s, her devoted niece Alice and Alice's friend Charlie investigate who is goi...

Autographed Books

By Sarah Weeks, Jane Manning

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As simple as it seems

By Sarah Weeks

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Eleven-year-old Verbena Polter gets through a difficult summer of turbulent emotions and the revelation of a disturbing family secret with an odd new friend who believes she is the ghost of a girl...

Glamourpuss

By Sarah Weeks

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Glamourpuss loves being the center of attention. So when an unwelcome guest (a dog, no less!) steals the spotlight with some tasteless bow-wowing and undignified tail-wagging, Glamourpuss worries...

Honey

By Sarah Weeks

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Soof

By Sarah Weeks

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All her life Aurora has heard stories about how wonderful and lucky Heidi is, and soon this paragon (now grown up and expecting a baby) will be visiting; but before she arrives part of their house...

Glamourpuss

By Sarah Weeks

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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.