Break the code
Qxpoa gvp pbuu: Cryptography. An encrypted text appears on the monitor. The challenge is to decrypt it with as few errors as possible. But there are over four…
Encoding Text - Caesar’s disc
« Caesar’s Wheel » Encoding and decoding with two rows of letters that can be shifted relative to each other. Even in Caesar’s time, information was protected…
Template Code
Untangling the letter jumble. Perfectly possible, with the right template. Using it in reverse, you can encrypt a 36-letter message, almost impossible for…
Acoustics
Aggregate states
Algorithms
Animals, plants, habitats
Atomic and quantum physics
Atomic structure
Automats
Biology
Buoyancy
Chaos
Characteristics of life
Chemical Reactions
Chemistry
Colors
Computer science
Currents
Data and information
Design elements
Earth sciences
Electricity
Electricity and energy
Electricity and magnetism
Elektromagnetismus
Encryption