How can you drop a raw egg from a height onto a concrete floor without cracking it?
The following alphametic has only one solution. Can you find it?
ENLIST + SILENT + LISTEN = ANAGRAM
PS: You may start the number from 0.
What building has the most stories?
What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see? What is it?
What has no start, end, or centre?
What has a ring but no finger?
If it took eight men ten hours to build a wall, how long would it take four men to build it?
I got a bee but no honey.
got an eye but am still blind.
got a sea but no water.
got a tea but no coffee.
got a why but no answer.
What Am I?
How can you make a TV, a bed, a dog, and a car liquid?
Take number 1000 and then add 20 to it.
Now add 1000 one more time.
Now add 30.
Now add 1000 one more time.
Now add 40.
Now add 1000 one more time.
Now add 10.
What is the total?
What always comes into a house through the keyhole?
In 2011, people playing Foldit, an online puzzle game about protein folding, resolved the structure of an enzyme that causes an Aids-like disease in monkeys. Researchers had been working on the problem for 13 years. The gamers solved it in three weeks.
