Dede Putra Books

Who Was Alexander Hamilton
Who Was Leif Erikson
Who Was Leif Erikson

By Dede Putra, Nico Medina

Average: 0.00, 0 Ratings

Read More
Who Is Hillary Clinton
Who Was Catherine the Great?
Who Was Catherine the Great?

By Meg Belviso, Dede Putra, Who HQ, Pam Pollack

Average: 0.00, 0 Ratings

Learn how a Prussian princess grew up to be Russia's longest-ruling female leader!Born in 1729, Princess Sophie of Anhalt-Zerbs was never supposed to come to power. But at age sixteen, she married...

Read More
Who Was Catherine the Great
Who Was Ponce de Leon
What Were the Salem Witch Trials?
What Were the Salem Witch Trials?

By Dede Putra, Tomie DePaola, Joan Holub, Who HQ, Kevin McVeigh

Average: 0.00, 0 Ratings

Something wicked was brewing in the small town of Salem, Massachusetts in 1692. It started when two girls, Betty Parris and Abigail Williams, began having hysterical fits. Soon after, other local g...

Read More
Who Was Rachel Carson?
Who Was Rachel Carson?

By Dede Putra, Who HQ, Sarah Fabiny

Average: 0.00, 0 Ratings

Though she grew up in rural Pennsylvania, Rachel Carson dreamed of the sea. In 1936 she began work with the Bureau of Fisheries and soon after published Under the Sea Wind, her first of many nature...

Read More
Who Was Georgia O'Keeffe?
Who Was Georgia O'Keeffe?

By Dede Putra, Who HQ, Sarah Fabiny

Average: 0.00, 0 Ratings

Discover how a little girl raised on a dairy farm grew up to become the first woman ever to have an exhibition of their entire life’s work at the Museum of Modern Art in this addition to the #1 New...

Read More
Where Is the Congo?
Where Is the Congo?

By Dede Putra, Who HQ, Megan Stine

Average: 0.00, 0 Ratings

Discover what lives and grows in the Congo Basin in Central Africa, one of the planet's most remarkable regions.Running through six countries in the middle of Africa, the Congo Basin contains some...

Read More

Related Articles from our Blog

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.

Read More