What four weights can be used to balance from 1 to 30 pounds?

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

Three fair coins are tossed in the air and they land with heads up. Can you calculate the chances that when they are tossed again, two coins will again land with heads up?

Count the number of squares in the picture below.

A few friends are enjoying their sea voyage in a boat full of apples. On the way, they felt hungry and thus decided to eat the apples. Together, they ate two dozen of apples. When they have eaten the apples, will there be any change in the water level?

When my father was 31 I was 8. Now he is twice as old as me. How old am I?

Can you find out who is the kidnapper in below Picture and why, Explain ?

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.

There are nine dots in the picture that has been attached with this question. Can you join all the dots by drawing four straight lines without picking up your pen?

Can you place three balls such that the equation shown in the picture holds true?