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Introduction to Codes and Ciphers: Plus 20 Famous Unsolved Codes, Ciphers, and Mysterious Writings. Can You Solve Them?

Introduction to Codes and Ciphers: Plus 20 Famous Unsolved Codes, Ciphers, and Mysterious Writings. Can You Solve Them?

4.6
K754
Codes and Ciphers - A History of Cryptography

Codes and Ciphers - A History of Cryptography

4.4
K1,024
Secret Code Book: Substitution Ciphers

Secret Code Book: Substitution Ciphers

3.5
263 ZMW
Games with Codes and Ciphers

Games with Codes and Ciphers

K694
Can You Crack the Code?: A Fascinating History of Ciphers and Cryptography Hardcover – March 26, 2019

Can You Crack the Code?: A Fascinating History of Ciphers and Cryptography Hardcover – March 26, 2019

4.6
K1,909
Cracking Codes and Cryptograms For Dummies

Cracking Codes and Cryptograms For Dummies

4.3
K909
The Code Book: The Science of Secrecy from Ancient Egypt to Quantum Cryptography Paperback – Illustrated, August 29, 2000

The Code Book: The Science of Secrecy from Ancient Egypt to Quantum Cryptography Paperback – Illustrated, August 29, 2000

4.6
K1,119
Create Your Own Secret Language: Invent Codes, Ciphers, Hidden Messages, and More (King of Scars Duology, 30)

Create Your Own Secret Language: Invent Codes, Ciphers, Hidden Messages, and More (King of Scars Duology, 30)

4.5
K423
Codes & Ciphers: Clever Devices for Coding and Decoding to Cut Out and Make

Codes & Ciphers: Clever Devices for Coding and Decoding to Cut Out and Make

348 ZMW
Cracking Codes with Python: An Introduction to Building and Breaking Ciphers

Cracking Codes with Python: An Introduction to Building and Breaking Ciphers

K1,789
Radio Flyer Classic Red Dual Deck Tricycle

Radio Flyer Classic Red Dual Deck Tricycle

K36,396
Code Cracking for Kids

Code Cracking for Kids

ZMW1,089
Secrets of Making and Breaking Codes: A Hands-on Guide to Both Simple and Sophisticated Codes to Easily Help You Become a Codemaster

Secrets of Making and Breaking Codes: A Hands-on Guide to Both Simple and Sophisticated Codes to Easily Help You Become a Codemaster

4.1
K1,109
Secret Writing: An Introduction to Cryptograms, Ciphers, and Codes

Secret Writing: An Introduction to Cryptograms, Ciphers, and Codes

FREE
Cracking Codes and Cryptograms for Dummies

Cracking Codes and Cryptograms for Dummies

K312
The Code Book: The Secrets Behind Codebreaking

The Code Book: The Secrets Behind Codebreaking

4.6
K330
TOP SECRET HANDBK CODES & CIPHERS

TOP SECRET HANDBK CODES & CIPHERS

ZMW774
Code Cracking for Kids: Secret Communications Throughout History, with 21 Codes and Ciphers (For Kids series)

Code Cracking for Kids: Secret Communications Throughout History, with 21 Codes and Ciphers (For Kids series)

5
579 ZMW
Codes, Ciphers and Secret Writing (Dover Brain Games & Puzzles)

Codes, Ciphers and Secret Writing (Dover Brain Games & Puzzles)

4.5
K784
The Pigpen Cipher Puzzles: Fun code breaking puzzles for Adults and Teens. Motivational and funny phrases to decode,over 50 entertaining coded puzzles ... cover book (PigPen cipher Puzzle Volume) Paperback – February 17, 2020

The Pigpen Cipher Puzzles: Fun code breaking puzzles for Adults and Teens. Motivational and funny phrases to decode,over 50 entertaining coded puzzles ... cover book (PigPen cipher Puzzle Volume) Paperback – February 17, 2020

4.4
K254
Signs Symbols and Ciphers

Signs Symbols and Ciphers

ZMW579
Create Your Own Secret Language: Invent Codes, Ciphers, Hidden Messages, and More

Create Your Own Secret Language: Invent Codes, Ciphers, Hidden Messages, and More

ZMW427
The Emperor's Codes: The Breaking of Japan's Secret Ciphers

The Emperor's Codes: The Breaking of Japan's Secret Ciphers

K294
Top Secret: A Handbook of Codes, Ciphers and Secret Writing Paperback – Illustrated, April 11, 2006

Top Secret: A Handbook of Codes, Ciphers and Secret Writing Paperback – Illustrated, April 11, 2006

4.6
K994
Secret Spy Codes and Messages

Secret Spy Codes and Messages

K1,959
Amazing Cryptograms Puzzles for kids aged 6-12: 150 ciphers with famous children’s book quotes (Amazing Puzzle Books for Kids ages 6-12)

Amazing Cryptograms Puzzles for kids aged 6-12: 150 ciphers with famous children’s book quotes (Amazing Puzzle Books for Kids ages 6-12)

K438
Cipher Of Genesis: Using The Qabalistic Code To Interpret The First Book of the Bible and the Teachings of Jesus

Cipher Of Genesis: Using The Qabalistic Code To Interpret The First Book of the Bible and the Teachings of Jesus

4.4
K1,509
U.S.A. Secret Code Puzzles for Kids (Dover Kids Activity Books: U.S.A.)

U.S.A. Secret Code Puzzles for Kids (Dover Kids Activity Books: U.S.A.)

4.6
K198
Hunt A Killer: The Detective's Puzzle Book: True-Crime-Inspired Ciphers, Codes, and Brain Games Paperback – July 8, 2022

Hunt A Killer: The Detective's Puzzle Book: True-Crime-Inspired Ciphers, Codes, and Brain Games Paperback – July 8, 2022

4.6
K494
Codes, Ciphers, Secrets and Cryptic Communication: Making and Breaking Secret Messages from Hieroglyphs to the Internet

Codes, Ciphers, Secrets and Cryptic Communication: Making and Breaking Secret Messages from Hieroglyphs to the Internet

4.6
ZMW300
Explorer Academy Ultimate Activity Challenge Paperback – November 5, 2019

Explorer Academy Ultimate Activity Challenge Paperback – November 5, 2019

4.8
K330
Explorer Academy Codebreaking Activity Adventure

Explorer Academy Codebreaking Activity Adventure

4.7
K1,099
Break the Code: Cryptography for Beginners (Dover Kids Activity Books)

Break the Code: Cryptography for Beginners (Dover Kids Activity Books)

4.5
K899
Cracking Codes with Python: An Introduction to Building and Breaking Ciphers Illustrated Edition

Cracking Codes with Python: An Introduction to Building and Breaking Ciphers Illustrated Edition

4.7
K838
Cryptograms Celebrity Cipher Puzzle Book: 300 Cryptic And Secret Inspirational & Motivational Quotes, cryptogram puzzle book for adults (300 Cryptoquotes With Solutions)

Cryptograms Celebrity Cipher Puzzle Book: 300 Cryptic And Secret Inspirational & Motivational Quotes, cryptogram puzzle book for adults (300 Cryptoquotes With Solutions)

3.6
K390
Worldwide Secret Code Puzzles for Kids (Dover Kids Activity Books)

Worldwide Secret Code Puzzles for Kids (Dover Kids Activity Books)

4.5
K198
Brain Games - Code Breaker Spiral-bound – February 15, 2017

Brain Games - Code Breaker Spiral-bound – February 15, 2017

4.4
K944
Enigma Cipher Machine Patent Print Art 1933

Enigma Cipher Machine Patent Print Art 1933

5
K989
Memory Activity Book: 100+ Brain Exercises to Supercharge Your Memory Paperback – July 27, 2021

Memory Activity Book: 100+ Brain Exercises to Supercharge Your Memory Paperback – July 27, 2021

4.4
K327
Secret Code Breaking Puzzles for Kids: Create and Crack 25 Codes and Cryptograms for Children aged 6 to 10. Great as a Gift for Junior Spies

Secret Code Breaking Puzzles for Kids: Create and Crack 25 Codes and Cryptograms for Children aged 6 to 10. Great as a Gift for Junior Spies

4.4
K804
Cipher Secret Code Puzzle Activity Book for Kids

Cipher Secret Code Puzzle Activity Book for Kids

K384
Understanding Cryptography: A Textbook for Students and Practitioners 2010th Edition

Understanding Cryptography: A Textbook for Students and Practitioners 2010th Edition

4.6
K1,829
Unraveling the Zodiac Ciphers and Codes

Unraveling the Zodiac Ciphers and Codes

5
K1,129
The Pigpen Cipher Puzzles Volume II: Fun code breaking puzzles for Adults and Teens. Clever brain teasers to decode, over 90 entertaining coded brain ... cover book (PigPen cipher Puzzle Volume 2)

The Pigpen Cipher Puzzles Volume II: Fun code breaking puzzles for Adults and Teens. Clever brain teasers to decode, over 90 entertaining coded brain ... cover book (PigPen cipher Puzzle Volume 2)

K384
Codes, Ciphers and Other Cryptic and Clandestine Communication: 400 Ways to Send Secret Messages from Hieroglyphs to the Internet Hardcover – January 10, 1998

Codes, Ciphers and Other Cryptic and Clandestine Communication: 400 Ways to Send Secret Messages from Hieroglyphs to the Internet Hardcover – January 10, 1998

4.7
K2,309
The American Magic: Codes, Ciphers and the Defeat of Japan

The American Magic: Codes, Ciphers and the Defeat of Japan

4
1,099 ZMW
Cryptography for Kids: So you want to be a spy? (Code Breaking for Kids)

Cryptography for Kids: So you want to be a spy? (Code Breaking for Kids)

5
ZMW459
Mysterious Messages: A History of Codes and Ciphers: A History of Codes and Ciphers

Mysterious Messages: A History of Codes and Ciphers: A History of Codes and Ciphers

FREE
The Cryptoclub Workbook: Using Mathematics to Make and Break Secret Codes

The Cryptoclub Workbook: Using Mathematics to Make and Break Secret Codes

4.8
K1,579
The Cipher: Nina Guerrera, Book 1

The Cipher: Nina Guerrera, Book 1

4.4
FREE
The Code Book: The Science of Secrecy from Ancient Egypt to Quantum Cryptography

The Code Book: The Science of Secrecy from Ancient Egypt to Quantum Cryptography

4.7
K1,319
Hunt A Killer The Moon Summit Mystery Complete Box Set Special Edition, Murder Mystery Game, Unsolved Case For A Sole Detective Or Multiple Date & Game Nights With Friends, Ages 14+ (Hak0600Bd001)

Hunt A Killer The Moon Summit Mystery Complete Box Set Special Edition, Murder Mystery Game, Unsolved Case For A Sole Detective Or Multiple Date & Game Nights With Friends, Ages 14+ (Hak0600Bd001)

4.7
K784
Code of Honor

Code of Honor

4.8
K819
Codes and Ciphers Book (An Anime Secret Word Puzzle Book for Kids): Sota is searching for his sister Mei. Using the map supplied, help Sota solve the ... obstacles, and find the hidden portal.

Codes and Ciphers Book (An Anime Secret Word Puzzle Book for Kids): Sota is searching for his sister Mei. Using the map supplied, help Sota solve the ... obstacles, and find the hidden portal.

K749
Codes, Ciphers and Spies: Tales of Military Intelligence in World War I

Codes, Ciphers and Spies: Tales of Military Intelligence in World War I

4.3
K1,949
Codes and Ciphers (Detective Yates and the Lost Book): Detective Yates is searching for a very special book. Follow the clues on each page and you ... of the book, you can choose to receive a fabu

Codes and Ciphers (Detective Yates and the Lost Book): Detective Yates is searching for a very special book. Follow the clues on each page and you ... of the book, you can choose to receive a fabu

K604
Codes, Ciphers, Steganography & Secret Messages

Codes, Ciphers, Steganography & Secret Messages

4.4
K2,259
Codes and Ciphers: 500 LARGE PRINT Cryptograms to Exercise Your Mind.

Codes and Ciphers: 500 LARGE PRINT Cryptograms to Exercise Your Mind.

K579
Codes and Ciphers: Julius Caesar, the Enigma, and the Internet

Codes and Ciphers: Julius Caesar, the Enigma, and the Internet

4.6
K2,109
The Cracking Code Book

The Cracking Code Book

K400
Cipher/Code of Dishonor; Aaron Burr, an American Enigma

Cipher/Code of Dishonor; Aaron Burr, an American Enigma

K1,299
Key Box Wall Mounted, Key Storage Lock Box with Resettable Code, 4-Digit Combination Lock Box, Code Storage Case, Cipher Lock Box for Realtors, Contractors, Kids, Spare Key Storage

Key Box Wall Mounted, Key Storage Lock Box with Resettable Code, 4-Digit Combination Lock Box, Code Storage Case, Cipher Lock Box for Realtors, Contractors, Kids, Spare Key Storage

4.6
K930
Create Your Own Secret Language: Invent Codes, Ciphers, Hidden Messages, and More Paperback – Illustrated, 1 July 2020

Create Your Own Secret Language: Invent Codes, Ciphers, Hidden Messages, and More Paperback – Illustrated, 1 July 2020

4.4
K1,349
Cracking Codes With Python: An Introduction to Building and Breaking Ciphers Paperback – Big Book, 23 January 2018

Cracking Codes With Python: An Introduction to Building and Breaking Ciphers Paperback – Big Book, 23 January 2018

4.7
K1,429
Codes, Ciphers and Secret Writing

Codes, Ciphers and Secret Writing

4.5
K428
Codes and Ciphers - A History Of Cryptography

Codes and Ciphers - A History Of Cryptography

K1,699
Code and Cipher Puzzles For Dads: Entertaining Code-Cracking Puzzles and Activities to Put Your Brain to the Test

Code and Cipher Puzzles For Dads: Entertaining Code-Cracking Puzzles and Activities to Put Your Brain to the Test

K704
The Code Book: The Secret History of Codes and Code-Breaking

The Code Book: The Secret History of Codes and Code-Breaking

4.6
K430
Codes, Ciphers, Secrets, and Cryptic Communication: Making and Breaking Secret Messages from Hieroglyphs to the Internet

Codes, Ciphers, Secrets, and Cryptic Communication: Making and Breaking Secret Messages from Hieroglyphs to the Internet

4.6
K1,749
The Rose Code: A Novel Paperback – Deckle Edge, 9 March 2021

The Rose Code: A Novel Paperback – Deckle Edge, 9 March 2021

4.7
K627
Codes and Ciphers - A History Of Cryptography

Codes and Ciphers - A History Of Cryptography

4.5
K1,939
Codes and Ciphers Book (Detective Yates and the Lost Book): Detective Yates is searching for a very special book. Follow the clues on each page and ... of the book, you can choose to receive

Codes and Ciphers Book (Detective Yates and the Lost Book): Detective Yates is searching for a very special book. Follow the clues on each page and ... of the book, you can choose to receive

K280
Codes and Ciphers: Clever Devices for Coding and Decoding to Cut Out and Make

Codes and Ciphers: Clever Devices for Coding and Decoding to Cut Out and Make

4.6
K589
Codes, Ciphers and Other Cryptic and Clandestine Communication

Codes, Ciphers and Other Cryptic and Clandestine Communication

4.7
K2,289
Wireless Networking: Introduction to Bluetooth and WiFi

Wireless Networking: Introduction to Bluetooth and WiFi

3.8
K2,079
The Cryptoclub: Using Mathematics to Make and Break Secret Codes

The Cryptoclub: Using Mathematics to Make and Break Secret Codes

4.6
K2,295
Coffee. Private Cipher Code

Coffee. Private Cipher Code

K1,469
Games with Codes and Ciphers

Games with Codes and Ciphers

K437
The Mirror Code: Breaking the Zodiac Killer Cipher Codes

The Mirror Code: Breaking the Zodiac Killer Cipher Codes

K1,149
Telegraphic Cipher Code: Gerrish System

Telegraphic Cipher Code: Gerrish System

K1,379
Introduction to Modern Cryptography

Introduction to Modern Cryptography

4.7
K3,754
Black Hat Python, 2nd Edition: Python Programming for Hackers and Pentesters

Black Hat Python, 2nd Edition: Python Programming for Hackers and Pentesters

4.7
K2,109
Private Telegraphic Cipher Code

Private Telegraphic Cipher Code

K794
LeelineCipher Code Deposit Box Mechanical Wooden Model 3D Puzzle

LeelineCipher Code Deposit Box Mechanical Wooden Model 3D Puzzle

K1,429
General Cipher Code

General Cipher Code

K1,009
Introduction to Codes and Ciphers: Plus 20 Famous Unsolved Codes, Ciphers, and Mysterious Writings. Can You Solve Them?

Introduction to Codes and Ciphers: Plus 20 Famous Unsolved Codes, Ciphers, and Mysterious Writings. Can You Solve Them?

K714
Barnard's Universal Cipher Code [microform]: for Telegraphic Communication Between Chiefs of Police, Sheriffs, Marshals and Other Peace Officers of the United States and Canada

Barnard's Universal Cipher Code [microform]: for Telegraphic Communication Between Chiefs of Police, Sheriffs, Marshals and Other Peace Officers of the United States and Canada

K854
The Emperor's Code

The Emperor's Code

K589
Spy Codes and Ciphers

Spy Codes and Ciphers

K1,219
Unraveling the Zodiac Ciphers and Codes

Unraveling the Zodiac Ciphers and Codes

K1,299
The Modern Economy Telegraphic and Cable Cipher Code: Adapted to the Use of Buyers, Sellers, Brokers, Shippers and Receivers of Green and Dried Fruit and Produce

The Modern Economy Telegraphic and Cable Cipher Code: Adapted to the Use of Buyers, Sellers, Brokers, Shippers and Receivers of Green and Dried Fruit and Produce

K1,419
MUCHENGGIFT Da Vinci Code Mini Cryptex Valentine's Day Interesting Creative Romantic Birthday Gifts for Her

MUCHENGGIFT Da Vinci Code Mini Cryptex Valentine's Day Interesting Creative Romantic Birthday Gifts for Her

5
K1,739
Explorer Academy: The Nebula Secret

Explorer Academy: The Nebula Secret

4.7
K187
Atlas - the universal travellers' and tourists' telegraphic cipher code

Atlas - the universal travellers' and tourists' telegraphic cipher code

K3,409
Code Cracking for Kids: Secret Communications Throughout History, with 21 Codes and Ciphers

Code Cracking for Kids: Secret Communications Throughout History, with 21 Codes and Ciphers

K1,249
Uncracked Codes and Ciphers

Uncracked Codes and Ciphers

K1,629
Flexzion Key Lock Box - Key Storage House Shape Safe Box Wall Mounted 4 Digit Combination Lock, Security Key Holder, Code Storage Case, Cipher Lock Box for Indoors Outdoors Weather Rust Resistant

Flexzion Key Lock Box - Key Storage House Shape Safe Box Wall Mounted 4 Digit Combination Lock, Security Key Holder, Code Storage Case, Cipher Lock Box for Indoors Outdoors Weather Rust Resistant

K1,489
The Moscow Cipher Paperback – 31 May 2018

The Moscow Cipher Paperback – 31 May 2018

4.7
K365
Cipher code of words, phrases, names of organizations and titles of their officers, names of principal railroads, months, days, time of day, alphabet ... employees in telegraphic correspondence

Cipher code of words, phrases, names of organizations and titles of their officers, names of principal railroads, months, days, time of day, alphabet ... employees in telegraphic correspondence

K1,269
Codes and Ciphers: Clever Devices for Coding and Decoding to Cut Out and Make

Codes and Ciphers: Clever Devices for Coding and Decoding to Cut Out and Make

4.6
K879