In case you were starting to feel confident, this one was meant for third graders in Vietnam. The answer is 66, but we don't blame you for scratching your head about how they got there.

Nine marbles are arranged in the image below. Can you slide two marbles to form a square?

What do the following words have in common?

Assess
Banana
Dresser
Grammar
Potato
Revive
Uneven
Voodoo

I’m tall when I’m young, and I’m short when I’m old. What am I?

Can you solve the rebus below?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

1 + 9 + 8 = ?
considering, 28 + 8 + 92 = 10

That attorney is my brother, testified the accountant.

But the attorney testified he didn't have a brother.

Who is lying?

A man hijacks an aeroplane transporting both passengers(8 of them) and valuable cargo. After taking the cargo, the man demands nine parachutes, puts one of them on, and jumps, leaving the other eight behind. Why did he want eight?

Find three numbers such that When we multiply three numbers, we will get the prime numbers. The difference between the second and the first number is equal to the third and second.