As shown in the image, the nine Dogs are square fenced. By constructing just two square fences can you make sure that two Dogs cannot meet each other without crossing the fence?

Prove that twice of ten is the same as twice of eleven.

You have two strings whose only known property is that when you light one end of either string it takes exactly one hour to burn. The rate at which the strings will burn is completely random and each string is different. How do you measure 45 minutes?

In a school, there are four subjects. Seventy percent of students study English, seventy five percent of students study Science, eighty five percent of students study Mathematics and eighty percent of students study Spanish.

Can you calculate the percentage of students that study all four subjects?

Can you find the six hidden animals in the picture below?

Which country gets ill every time?

We have shown you a regular water barrel as below. Without using any measuring device can you check if the barrel is more than half-filled or less than half-filled?

Can you identify the Oscar-winning movie from the rebus below?

Complete the series by replacing "?" with the correct number.

ST ND RD TH '?'

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?