A man dies of old age on his 25 birthday. How is this possible?

You want to boil a two-minute egg. If you only have a three-minute timer (hourglass), a four-minute timer and a five-minute timer, how can you boil the egg for only two minutes?

What comes
Once in a Year
Twice in a Month
4 times in a Week
6 times in a Day

I travel all around the world but always stay in the corner. What am I?

Create a number using only the digits 4,4,3,3,2,2,1 and 1. So i can only be eight digits. You have to make sure the ones are separated by one digit, the twos are separated by two digits the threes are separated with three digits and the fours are separated by four digits

How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

Eight of us go fourth, not back, to protect our king from an attack. What are we?

You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?

With pointed fangs I sit and wait; with piercing force I crunch out fate; grabbing victims, proclaiming might; physically joining with a single bite. What am I?

If you drop me I’m sure to crack, but give me a smile and I’ll always smile back. What am I?