Find three whole, positive numbers that have the same answer when multiplied together as when added together.
Complete the given grid with valid words. You can only use the letters AAEEIIMMPPTT. Hint: The grid reads the same across as down.
What does the following BrainBat signifies? ABCDEFGHIJKLMNOPQRSTUVWYZ QQQQQQQQQQQQQQQQQQQQQQQQQ.
Can you spot the hidden girl in the picture below?
By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"
John is 45 years older than his son Jacob. If you find similarities between their ages, both of their ages contain prime numbers as the digits. Also, John's age is the reverse of Jacob's age. Can you find their ages?
I am a type of room you cannot enter or leave. Raised from the ground below, I could be poisonous or a delicious treat. What am I?
It begins where the time ends. Its second is an expression of surprise. Its third is a question. Its fourth is urinate. It ends with a drink. Which country it is?
Can you arrange four 9's and use at most 2 math symbols, to make the total 100?
Can you count the number of squares in the figure below?
What is wrong in the below Picture?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.