There is a barrel with no lid and some wine in it. 'This barrel of wine is more than half full,' said Curly. 'No it's not,' says Mo. 'It's less than half full.' Without any measuring implements and without removing any wine from the barrel, how can they easily determine who is correct?

Spot 5 differences in two Christmas tree below:

Can you write down eight eights so that they add up to one thousand?

Count the squares in the matchstick puzzle below?

What is greater than gold but cannot be bought. it can never be sold and can earn if its sought. though it can be broken, it can still be fixed. for by birth it can't start nor by death it is ended.what am i?

Complete the series by replacing "?" with the correct number.

ST ND RD TH '?'

Can you complete the sequence?

192, 021, 222, 324, 252, 627, 2__, 9__?

Can you name an animal whose killing cannot be performed without spilling your own blood?

What came first, the chicken or the egg?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?