Can you convert the number zero(0) into a positive number using just one mathematical operator ?

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

81 x 9 = 801. What must you do to make the this equation true?

You are given with the following sum. Each of the letters can be decoded as a digit. If we tell you that D = 5, then can you solve it entirely?

DONALD
+GERALD
=ROBERT

Find the number of squares in the below picture

What is the last thing you take off before bed?

You want to boil a two-minute egg. If you only have a three-minute timer (hourglass), a four-minute timer and a five-minute timer, how can you boil the egg for only two minutes?

Count the number of squares in the picture below.

You see me once in June, twice in November, and not at all in May. What am I?

I have branches, but no fruit, trunk or leaves. What am I?