The Sexy Assassin's Arsenal - Power optimized Concussion sticks (PoCs)
Arithmetics
Sums
Multiplications
chmod calc
CSS Hangman Game
CSK1
CSK2
Loops
Stopmotion animation
7 segments counter
binary counter
Mouse tracking
CSS Paint
CSS Attribute Reading
Attribute Reader
History Reading
CSS History Bool
CSS LAN Scanner
History Crawler
All these PoCs work on browsers that are CSS3 standards compilant.