Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?

Can you decipher the below rebus?

PBLUESAISNUERSES

John was going on a jungle trip. He asked his wife to pack something to eat, something to drink and something to burn if he feels cold in the jungle. When John opens the backpack he found just one thing in the bag. What was it?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

You need to complete the maze by entering from the entrance marked below in the figure near the yellow circle, bottom left and leaving from the exit point near the green circle, bottom middle.

Rule of Game: You can move only by exchanging green and yellow circles.

what does this picture(rebus) riddle means ?

What happened when the wheel was invented?

Which letter of the alphabet has the most water?

What Time Should the last watch show in the below figure?

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?