If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?
What does below chemistry rebus means?
Look at this sequence from top to bottom. What is the next number in the sequence? 1 11 21 1211 111221 312211
Can you count the number of blocks in the picture below?
How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?
How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?
10+10 and 11+11 can give you the same answer. Explain how?
Can you name three consecutive days without using the words Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, or Sunday?
My location can be determined by the below rebus. So where am i ?
What is greater than gold but cannot be bought. it can never be sold and can earn if its sought. though it can be broken, it can still be fixed. for by birth it can't start nor by death it is ended.what am i?
Cristina was born in 1888. She just had her 30th birthday today how did that happen?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.
