Complete the following series. It.s very logical:

1, 4, 5, 6, 7, 9, 11, __?

For this puzzle, you might have to find logic in something illogical. But hey, it's fun and a healthy little break from your strenuous puzzle-solving sessions.

Can you decipher the meaning in the following cluster of letters?

ITIT,NCENTCENT

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

Only one colour, but not one size,
Stuck at the bottom, yet easily flies.
Present in sun, but not in rain,
Doing no harm, and feeling no pain.
What is it?

What is harder to catch the faster you run?

Can you count the number of quadrilaterals in the picture below?

Can you start the fire using two pieces of wood?

When we see 2 but call 10?

A pregnant woman is preparing to name her seventh child. Her children's names so far are Dominique, Regis, Michelle, Fawn, Sophie, and Lara. What will she name her next child -- Jessica, Katie, Abby or Tilly?

Replace the question mark in the picture below.