FOBISIA CODE CHALLENGE LEVEL 1: Intro In this level there are 7 codes to crack.  Break them all and you can submit your details to record your achievement.  How fast […]

FOBISIA CODE CHALLENGE LEVEL 2: Intro These codes are a little harder than in Level 1.  Break them all and you can submit your details to record your achievement.  How […]

FOBISIA CODE CHALLENGE LEVEL 3: Intro In this level you have to crack a murder mystery.  Can you do it?   Good luck! Important instructions Solve the code below and then […]

FOBISIA CODE CHALLENGE LEVEL 4: Intro In this level you tackle a fiendishly hard set of puzzles – not for the faint hearted! Important instructions Solve the code below and […]

Welcome to the Fobisia Code Breaking Maths Challenge Level 1 In this level there are 7 codes to crack.  Break them all and you can submit your details to record […]

Crack the Beale Papers and find a $65 Million buried treasure? The story of a priceless buried treasure of gold, silver and jewels (worth around $65 million in today’s money) […]

Cracking Codes Lesson 1 Introduction: 5 minutes – Use a Morse Code Generator to play some (very slowed down) messages for students to decode.  Discuss why this is was a good […]

Crypto Analysis to Crack Vigenere Ciphers (This post assumes some familiarity with both Vigenere and Ceasar Shift Ciphers.  You can do some background reading on them here first). We can […]