If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?
What can go through glass without breaking it?
The more you take me, the more you leave me behind. Who Am I?
Twice ten are six of us, Six are but three of us, Nine are but four of us; What can we possibly be? Would you know more of us? Twelve are but six of us, Five are but four, do you see? What are we?
Sherlock Holmes was challenged to make a pre-drawn line smaller without erasing it. He did it in fractions of seconds. How?
How can you spell "White of an egg" in one word? Hint: I know you can spell coke, poke, and joke.
Look at the below sequence of letters and tell us what the next letter should be: O T T F F S S ?
Three fair coins are tossed in the air and they land with heads up. Can you calculate the chances that when they are tossed again, two coins will again land with heads up?
Can you count the number of matches in the picture below ?
How many words can a pen with half refill write?
Find the hidden tiger in the given optical illusion ?
In Canada, a mathematical puzzle must be solved in order to win the lottery to classify it as a “game of skill” not gambling.