Lucy Corvino Books

Treasure Island

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Following the demise of bloodthirsty buccaneer Captain Flint, young Jim Hawkins finds himself with the key to a fortune. For he has discovered a map that will lead him to the fabled Treasure Island...

Solve it yourself mysteries

By Hy Conrad

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Includes seven mysteries for the reader to solve. Includes a Crime Solver's Handbook with tips on invisible writing, secret codes, fingerprints, and more.

Up on Daddy's Shoulders

By Matt Berry, Matthew Berry

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While riding on his father's shoulders, a young boy feels taller than everything in his house, his neighborhood, and the world.

Great Quicksolve Whodunit Puzzles

By Lucy Corvino, Jim Sukach

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Giant Book of Whodunit Puzzles

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Quicksolve whodunit puzzles

By Jim Sukach

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The reader is invited to join celebrated armchair detective Dr. Jeffrey Lynn Quicksolve in solving a series of mysteries. The solutions are given in a separate section.

Challenging whodunit puzzles

By Jim Sukach

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Challenging Whodunit Puzzles

By Jim Sukach

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Great Quicksolve Whodunit Puzzles

By Jim Sukach

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Great book of zany jokes

By Matt Rissinger

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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.