First, think of the colour of clouds. Next think the colour of snow. Last, think of the colour of the moon. Now, what do cows drink?

Can you find out which number multiplied by itself will give the output as 12345678987654321?

Find three whole, positive numbers that have the same answer when multiplied together as when added together.

What occurs twice in a week, once in a year but never in a day?

The ages of a father and son add up to 66.
The father's age is the son's age reversed.
How old could they be?
(3 possible solutions).

In which direction should the missing arrow point?

Identify The phrase in the picture.

Thirty friends were on a hiking trip when they decided to enjoy the bonfire. They assembled for it and agreed to play a game. For that, they divided themselves into five teams with seven members each, forming five rows.

How did they manage to achieve this formation?

Can you circle exactly four of these numbers such that the total is twelve?

1 6 1
6 1 6
1 6 1
6 1 6

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?