Find the last number in the series below: voN luJ yaM raM ---
Railroad Crossing, look out for the cars. Can you spell that, without any R's ?
Find the Next Number in the Sequence 2 9 3 1 8 4 3 6 5 7 ?
There is a unique number which when multiplied by any number from 1 to 6, we will get the new number that contains the same digits only. Can you find that number?
Identify the next two numbers in this series. 101, 112, 131, 415, 161, 718, ???, ???
What does this Rebus Picture means ?
What's a single-digit number with no value?
He loves to dance, twist and prance, he shakes his tail, and as a way he sails, wingless he flies into the sky. What is he?
I am taken from a mine and shut up in a wooden case, from which I am never released, and yet I am used by almost every person. What am I?
Buy me, smell me or deliver me, I do not change. Who am I?
Can you count the number of squares in the figure below?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.