What runs around the whole yard without moving?

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?

A cricket has 6 legs, a squirrel has 4 legs and a spider has 8 legs.

In a local zoo, it was found that the total number of legs is 612. Also, there are equal number of each of the above animals/insects.

Can you find out how many animals are there in the zoo?

How is a fly different from a mosquito?

Can you solve below mathematical equation?

2^1234 - 2^1233

If 1+9+8=1, what is 2+8+9?

A man has eighty-one cows ( numbered 1,2,3...81 as such). The beauty is that cow no. 1 gives 1ltr of milk, cow no. 2 gives 2ltrs of milk and so on. The man wants to equally distribute the cows among his nine sons so that each one of them gets the same quantity of milk.

Alex is stranded on an island covered in forest.
One day, when the wind is blowing from the west, lightning strikes the west end of the island and sets fire to the forest. The fire is very violent, burning everything in its path, and without intervention the fire will burn the whole island, killing the man in the process.

There are cliffs around the island, so he cannot jump off.

How can the Alex survive the fire? (There are no buckets or any other means to put out the fire)

I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

The centre of the third figure is empty. What digit should fit inside?