Henry Winkler Books

Who Ordered This Baby? Definitely Not Me! 13

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One afternoon, Hank overhears his mom and Frankie's mom talking about having a baby. Having a baby!? It must be Frankie's mom that they're talking about! Frankie will go crazy when he hears about t...

Always Watch Out for the Flying Potato Salad! 9

By Henry Winkler, Lin Oliver Illustrated By Scott Garrett

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Hank is back and gets to work in the ninth book in the series—this time, he finds himself in quite the pickle!When Hank goes with his mom to her deli for Take Your Child to Work Day, he learn...

Hooray! My Butt Left the Bench! 10

By Henry Winkler, Lin Oliver Illustrated By Scott Garrett

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In this winning addition to the easy-to-read bestselling series, Hank has to hustle to prove he can be his basketball team’s secret weapon!For two years running, Hank's school has beaten thei...

The Zippity Zinger 4

By Henry Winkler, Lin Oliver

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Inspired by the true life experiences of Henry Winkler, whose undiagnosed dyslexia made him a classic childhood underachiever, the Hank Zipzer series is about the high-spirited and funny adventures...

The Night I Flunked My Field Trip 5

By Henry Winkler, Lin Oliver

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Hank is thrilled about the "Best Field Trip of the Year"-everyone from Ms. Adolph's class gets to spend the night on an old-fashioned three-mast sailing ship in New York Harbor!  And Hank gets...

Holy Enchilada! 6

By Henry Winkler, Lin Oliver

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PS 87 is having multicultural week, and Ms. Adolf's class is putting on a "Foods from Around the World" luncheon. Hank is thrilled&150no reading, no outlining, and no review questions, just cooking...

There's a Zombie in My Bathtub 5

By Henry Winkler, Lin Oliver Illustrated By Scott Garrett

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With Halloween approaching, Hank and his friends decide to watch a scary movie to get ready for the holiday. But the movie turns out to be a bit too scary for Hank, and suddenly he sees zombies eve...

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.