- Insanity Test!
- Hacking puzzle
- cryptic - HARD!
- song lyrics
- Laser Reflections
- pullez for yas
- 10 10 10
- While walking across a bridge....
- What comes once in a...
- How far can a....
- Riddle Site
- Head round this then!
- Impossible simple maths puzzle
- rubix cube
- Exciting Incentive Quiz
- go on have a try
- Old Animal Puzzle..
- a puzzler
- Bet no one gets this!
- This is quite amazing
- instructions
- Kids Tv quiz
- logo quiz
- Optical Illusions
- bored at work ( very addictive)