Why is 6 afraid of 7?

What do you call a fish without an eye?

Forwards I am heavy, backward I am not. What am I?

Which wheel of car does not rotate when you turn your car right?

I have 50 feet long of cloth, I need to create 50 handkerchiefs each size of 1 foot. I take one minute to cut a 1-foot handkerchief. So how long will it take to cut 50 handkerchiefs?

Sally lives in a place where six months of the year is mild summer and the temperature drops significantly the other six months. She owns a lake where there is a small island. She wants to build a house on the island and needs to get materials there. She doesn’t have a boat, plane, or anything to transport them to the island. How does Sally solve this problem?

There are a number of books on a shelf. If one book is the 4th from the left and 6th from the right, how many books are on the shelf?

They do not possess flesh or feathers or scales or bone
But still, they are blessed with fingers and thumbs of their own.

What time is it when an elephant sits on a fence?

Twenty frogs are sitting on a log floating on the surface of a river. Two of them decide to jump off into the water.

How many frogs are there on the log at this moment?