Its something that each of us devours,
Not just us but birds, beats, trees, and flowers,
Frets iron and nibbles steel,
Toil hard stones to meal,
Exterminates king, collapse town,
And blows the mountains down.

Can you find the largest Three-digit number whose sum is 14 and whose square is less than 5,00,000?

The doctor advised his patient to take a tablet after every fifteen minutes. He gave him five tablets in total.

How much time will he take to have all the five tablets?

A non-stop marathon is the shared favourite sport of three brothers.

*The oldest one is fat and short and trudges slowly on.
*The middle brother's tall and slim and keeps a steady pace.
*The youngest runs just like the wind, speeding through the race.

"He is young in years, we let him run!" the other two brothers explained, "'because though he is surely number one, he is second, in a way." Why is it?

What has to be broken before you can use it?

There is a place where if I stand up straight, I will still be considered sideways.

Move three sticks of the spiral below to form a square.

Andrew sees a very rare bird named "Ruppell's vulture". Soon Andrew was dead. Can you explain the mystery, Mr. Sherlock?

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

2, 3, 5, 9, 17, _ What is the next number in the sequence?