Allison Wortche Books

I Love Space

By Allison Wortche

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I Love Genetics

By Allison Wortche, Steve Mack

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I Love Engineering

By Allison Wortche, Steve Mack

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Rosie Sprout s time to shine

By Allison Wortche

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Rosie's rival, Violet, outdoes her in everything until the class plants seeds for a unit on gardening.

Violet runs the fastest, sings the highest, looks the fanciest, and talks the loudest. Everyone agrees that she's the best.Except Rosie. Rosie isn't fast, or loud, or fancy, but she's tired of hear...

Rosie Sprout's time to shine

By Allison Wortche

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Rosie's rival, Violet, outdoes her in everything until the class plants seeds for a unit on gardening.

Ruby and the Itsy-Bitsy (Icky) Bug

By Allison Wortche, Sally Walker

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Ruby does NOT like bugs! Until she's forced to spend some time looking more closely at one... A funny story for kids with big feelings and curious minds.When Ruby discovers a bug on her window one...

Ruby and the Itsy Bitsy Icky Bug

By Allison Wortche, Sally Walker

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Oliver's Lollipop

By Allison Wortche, Andres Landazabal

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When his sugary dreams don't go according to plan, Oliver learns that the wide world around him might just be the sweetest thing of all.Oliver finds the perfect lollipop on his birthday trip to the...

I Love Science

By Allison Wortche, Steve Mack

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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.