There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

I come in different shapes and sizes.
Parts of me are curved, other parts are straight.
You can put me anywhere you like,
but there is only one right place for me.
What am I?

What is the largest number you can write with just 3 digits?

Who is that with a neck and no head, two arms and no hands? What is it?

Which is the correct shadow of the bird?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

You need to remove two matchsticks to make the below equation true. Can you do it ?

Get total of 120 by using five zeros 0,0,0,0,0 and any one mathematical operator.
Do you ?

Why 1729 is a magic number? Answer Logically.

When my father was 31 I was 8. Now he is twice as old as me. How old am I?