I look at you, you look at me, I raise my right, you raise your left. What am I?

John can place six large boxes or nine small boxes into a carton.

Can you find out in how many cartons can he place sixty-six boxes in total?

John and Jenni are a married couple. They have two kids, one of them is a girl. Assume safely that the probability of each gender is 1/2.
What is the probability that the other kid is also a girl?

Hint: It is not 1/2 as you would first think.

Can you find the missing letter in the sequence?
S - T - I - L - ? - T - F - Y - C

If eleven plus two equals one, what does nine plus five equal?

Identify the hidden meaning behind this picture?

What does the below rebus puzzle mean?

What month of the year has 28 days?

In a jungle where there are no street lights or any other artificial source of lights, I notice a black snake crossing the road.
How did I get sight of the snake?

When I go in I might cause pain. I cause you to spit and ask you not to swallow. I can fill your hole. What am I?