There are 2 sand hourglasses.

The small one can measure 5 hours and the large one can measure 7 hours.

How can we measure 16 hours with 2 sand hourglasses running together ?

Can you count the number of squares in the figure below?

what one word does the below rebus identifies?

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

A sundial has the fewest moving parts of any timepiece. Which has the most?

Find the combined weight of the Cat, Dog and Rabbit in the given picture.

There was a competition where the contestants had to hold something. At the end of the event, the winner was a person who had no hands or feet. What was it that the contestants had to hold?

Use the numbers 2, 3, 4 and 5 and the symbols + and = to make a true equation. Conditions: Each must be used exactly once and no other numbers or symbols can be used.

How many words can a pen with half refill write?

using four eights (8) and a one (1) and one mathematical symbol , create the number 100