How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?
How far can you walk into the woods?
Below toothpicks/matchsticks indicate the group of fishes moving from west to east direction. Can you make them move from east to west by just moving three toothpicks/matchsticks?
Can you divide numbers from 1 to 9 (1 2 3 4 5 6 7 8 9) into two groups so that the sum of the numbers of each group is equal? Note: 9 cannot be turned over to make it 6.
What is wrong in the below Picture?
There are 3 apples in the basket and you take away 2. How many apples do you have now?
I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?
Find the smallest sentence with all the English alphabet.
What is the last thing you take off before bed?
Two girls were born to the same mother, on the same day, at the same time, in the same month and year and yet they're not twins. How can this be ?
Why did Navjot Singh Sidhu put the new January calendar in the freezer
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.