Petr Horacek Books

What is black and white?

By Petr Horacek

Average: 0.00, 0 Ratings

Illustrations and simple text show a variety of things that are black, white, or both.

Strawberries Are Red

By Petr Horacek Illustrated By Petr Horacek

Average: 0.00, 0 Ratings

Inventive first concept books for babies and toddlers who are just discovering the world around them — in all its color and contrast!What color are strawberries? Bananas? Grapes? Flip the pag...

When the moon smiled

By Petr Horacek

Average: 0.00, 0 Ratings

One by one the moon lights up stars to put to sleep the animals who sleep at night and to wake up the animals that should be awake, from one dog to ten moths.

Bird Fly High

By Petr Horacek

Average: 0.00, 0 Ratings

Bird goes out to find breakfast for her chicks

Run mouse run

By Petr Horacek

Average: 0.00, 0 Ratings

Mouse runs up and down and through the house on die-cut pages shaped like coffee cups and boots.

Silly Suzy Goose

By Petr Hora Cek, Petr Horacek

Average: 0.00, 0 Ratings

Suzy longs to be different from all the other geese, but learns that imitating a lion may not be the best way to express her individuality.

Beep Beep

By Petr Horacek Illustrated By Petr Horacek

Average: 0.00, 0 Ratings

Hop in! The bold illustrations and playful sound words in this board book with die-cut pages will beckon to preschoolers who love things that go.When a family piles into a bright yellow car to driv...

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.