How many times in a given day, minutes and hour clock comes in a straight line ?
You can see three almost identical images below. Can you spot the odd one out from them?
What four weights can be used to balance from 1 to 30 pounds?
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.
If a boy blows 18 bubbles,
Then pops 6 eats 7 and then
He pops 5 and blows 1.
How many are left?
Find the hidden tiger in the given optical illusion ?
Identify the hidden meaning behind this picture?
Can you find out what is missing?
1 3 5
2 4 ?
Hint: It's not six. Think out of the box.
In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?
Sherlock breaks into a crime scene. The victim is the owner who is slumped dead on a chair and have a bullet hole in his head. A gun lies on the floor and a cassette recorder is found on the table. On pressing the play button, Sherlock hears the message 'I have committed sins in my life and now I offer my soul to the great Lord' and followed a gunshot Sherlock smiles and informed the police that's its a murder.
Why did he think so?
Trying to tease Birbal, Akbar gave him one gold coin and ask him to buy
* something for him to eat
* something for him to drink.
* something to feed the cows
* something to plant in the garden
and most important you need to buy only one thing.
What must Birbal buy to silence Akbar?
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.