The more of this there is, the less you see. What is it?

I am a mother. However, I never give birth.

I am a father. However, I never nurse my children.

Wandering is not possible for me, but standing still happens occurs rarely.

Who am I?

Can you find the six hidden animals in the picture below?

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

Find The Next Number in this series.
1, 2, 6, 42, 1806 ?

Can you think of any three-dimensional shape that comprises of exactly two surfaces?

A 3 digit number is such that it's unit digit is equal to the product of the other two digits which are prime. Also, the difference between it's reverse and itself is 396.

What is the sum of the three digits?

I have a clock(12-hour format) and both the needles of the clock overlap at 12:00.
After how much time, they will overlap again?

I sleep during the day and fly at night, but I have no feathers to aid my flight. What am I?

Can you start the fire using two pieces of wood?