There is a brick of gold and a brick of iron in a boat (both 10-inch blocks), if they are both dropped into the water which will make the water level higher?

What goes up but never comes down?

A frog is at the bottom of a 30-meter well. Each day he summons enough energy for one 3-meter leap up the well. Exhausted, he then hangs there for the rest of the day. At night, while he is asleep, he slips 2 meters backwards. How many days does it take him to escape from the well?

You can see three almost identical images below. Can you spot the odd one out from them?

Below the four parts have been reorganised. The four partitions are exactly the same in both arrangements. Why is there a hole?

Today, I celebrated my 32nd birthday but I was born in 1972.
How is this possible?

Find the next number in the series

12, 20, 40, 72, 116, 172 ?

You measure my life in hours
I serve you by expiring
I vanish faster when I am thin
and slower when I am thick
The wind is my energy
What am I?

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

You have to put a letter on the following to make it a meaningful word. The only challenge is that you can't use 'E'.

S E Q U E N C _