Puzzle of the week: The crazy Prime number dice
A dice has to the popular idea of six pages on which the numbers from 1 to 6. But there are a...
Puzzle of the week: A blue miracle
The riddle of the previous week, the cryptogram, found most of the readers very easily. The Problem this week is likely to...
Puzzle of the week: Strange Addition
in mathematics means of abstraction. And that is why many mathematicians expect rather with letters than with real Numbers. In...
Puzzle of the week: Who’s the thief?
If honest people are living with notorious liars, is programmed the Trouble. On the island, True Lies, the police are trying, with...
Puzzle of the week: Oblique cut
In a cube is much more than you think. You can share it for example with a straight cut into two halves...
Puzzle of the week: Jumping frogs, and toads
The Problem of the frogs and toads is described. Each animal sits on a floating leaf, just the leaf in the middle...
Puzzle of the week: The crazy watches
conundrums with watches it was at this point already a few. About the question of when, for the first Time after 12:00...
Puzzle of the week: The perfectly balanced carousel
When a wheel rotates fast, it should have better balance. Because otherwise it could run out-of-round. In the case of car small...
“PC Building Simulator”: For 20 Euro for the dream PC
The job sounds simple: memory is not expanding, more. But when you look into the case shows that the monster fan blocks...
Puzzle of the week: The lawnmower-Show
Two beautiful grass courts of the football club, but the constant Mowing of the way to get the members. You decide, therefore,...