If particularly blunt or sharp I can hurt, I'm everywhere from pay checks to your shirt, I've more variations than there are objects on Earth, I can be measured and used and a mark of your worth, I can destroy and I can heal, Can be broken or conceal, What am I?

You have just clambered out of bed when you hear a massive crash. The noise appeared to have come from your back garden. You peer out of your window and see a wooden box on the grass. While getting dressed, you make your way towards the box and take a look at it. The box is wooden and not locked....

Sequence: 2, 3, ?, 8, 6, 7, 6, 5, 9, 3, ?, 1 I've tried to figure out what number I should replace to the *?*I have initially thought that was a modified fibonacci sequence example: we start with 2+3=5 then 5+3=8 and that's the first group (2, 3, 5, 8, ), then we should do 8+5=13 and to reach 16...

A tribe that lived here centuries ago called the Rreiorclskls had been very mysterious until now: The only things known about them were that they liked poems, math and puzzles. However, very recently, an archaeologist who is a friend of yours found a very old inscription written on a rock with a...

In a standard opening position in chess, imagine that all black pieces are removed except for the king and pawns as follows: What is the shortest forced mate, assuming white starts?

I'm like the hull of the sun. But I'm not a star. I start with a kernel And end like a keeper But only like so What am I?

The final answer is the name of a fictional character. Image credits: 7: Rama, cc by-sa 2.0 fr | 11: Jonathunder, GFDL 1.2 | 13: Volatus, cc by-sa 3.0 | 15.1: ZngZng, cc by-sa 3.0 | 15.2: Ian Kirk, cc by-sa 2.0 | 16: Antonio Litterio, cc by-sa 3.0 | 20: J. Patrick Fischer, cc by-sa 3.0 |...

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