Martha Brenner Books

Abe Lincoln s Hat

By Martha Brenner, Donald Cook

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Abe Lincoln's Hat

By Brooke Smart, Martha Brenner

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Was Abe Lincoln absent-minded? Indeed! President Lincoln came up with a trick involving his stovepipe hat to nudge his memory! Fascinating anecdotes and historical context enrich this expanded biog...

Abe Lincoln s Hat

By Brooke Smart, Martha Brenner

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Abe Lincoln s Hat

By Martha Brenner

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Stacks of Trouble

By Martha Brenner

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Stacks of Trouble Math Matters Sagebrush

By Martha Brenner

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Abe Lincoln's Hat

By Martha Brenner, Martha Brenner Illustrated By Donald Cook

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How do you remember things? President Abraham Lincoln used a special trick -- he placed reminders under his top hat! Read all about it and more in this leveled reader perfect for President's Day an...

Abe Lincoln's hat

By Martha Brenner

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Abe Lincoln s Hat Step into Reading

By Martha Brenner

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Fireworks tonight!

By Martha Brenner

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Traces the history of fireworks and discusses some of the varieties available today, regulations, dangers, and safety guidelines.

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.