Anna Humphrey Books

Mission un popular

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Anxious to appear cool as she begins seventh-grade and missing the support of her best friend who attends another school, almost-thirteen-year-old Margot makes a series of disastrous choices when s...

Clara Humble and the not so super powers

By Anna Humphrey

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Believing she has small, but real super powers, Clara sets out to stop the meanies from rival school R.R. Reginald from invading her school.

Clara Humble

By Anna Humphrey

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Clara and Bradley s friendship is put to the test when they compete on a game show.

Clara Humble and the kitten caboodle

By Anna Humphrey

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When Clara and her best friend, Bradley, go treasure hunting in an abandoned lot, they stumble upon something even better a cat about to have kittens! To Clara, their mission is clear: make the be...

Ece Cimcime Caylak Kahraman

By Anna Humphrey

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Rhymes with Cupid

By Anna Humphrey

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Quack

By Anna Humphrey

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Quack

By Anna Humphrey

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Mission un popular

By Anna Humphrey

Average: 0.00, 0 Ratings

Anxious to appear cool as she begins seventh-grade and missing the support of her best friend, who attends another school, almost-thirteen-year-old Margot makes a series of disastrous choices when...

Ruby Goldberg s bright idea

By Anna Humphrey

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Ruby is determined to win the gold with her fifth-grade science fair project, a Rube Goldberg machine to help her grandfather, but the real prize turns out to be something completely unexpected.

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.