Jennifer Hamburg Books

Hazy Bloom and the tomorrow power

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When Hazel "Hazy" Bloom starts seeing visions of things that will happen one day in the future, she hopes to use her power to prevent doom but ends up creating more than a few disasters instead.

Hazy Bloom and the pet project

By Jennifer Hamburg

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"Hazel 'Hazy' Bloom uses her tomorrow power--her ability to see visions of things that happen one day in the future--to try to convince her parents she's ready for a pet iguana"--

Hazy Bloom and the Mystery Next Door

By Jennifer Hamburg

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Monkey and Duck Quack Up

By Jennifer Hamburg

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Monkey and Duck enter a rhyming contest but there is one problem--Duck cannot rhyme and all he says is "quack."

Monkey and Duck Quack Up!

By Jennifer Hamburg

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Monkey and Duck enter a rhyming contest but there is one problem--Duck cannot rhyme and all he says is "quack."

Billy Bloo is stuck in goo

By Jennifer Hamburg

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Told in rhyme, a parade of characters tries to help Billy Bloo free himself from the goo, but only manages to get trapped in the goo instead.

Daniel Goes To The Playground

By Jennifer Hamburg, Jason Fruchter

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Hazy Bloom and the Pet Project

By Jennifer Hamburg

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Hazy Bloom and the Tomorrow Power

By Jennifer Hamburg

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Hazy Bloom and the Tomorrow Power

By Jenn Harney, Jennifer Hamburg

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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.