What Adam and Eve do not have but the rest of the people have?

Can you find out the next digit in the following series ?

0, 0, 1, 3, 2, 6, 3, 9, 4, 12, 5, ?

Astrology starts with the alphabet A, Biology starts with B, Psychology with P and Limnology with L.

Can you find an "ology" that begins with a P?

If you remove one from eleven, it becomes ten. If you remove one from nine, it becomes ten.

How is this possible?

1. Where does Easter come from before Valentine's Day?

2. Do you know what is in the middle of Valentine's?

3. What did the lady bee say to the man bee on the occasion of Valentine's Day

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?

This is a classy optical illusion puzzle. What more you can find except bricks in the image below?

Nodes are shown below and you need to connect them based on the following rule: Every node can be connected to the number of nodes inside them, i.e. the first node there is a value of 1 which indicates that the first node can connect to exactly one node only.Can you do it?

Find the Goldfish below the given Image.

Why 1729 is a magic number? Answer Logically.