Can you solve the photo plexer logic ?
What breaks yet never falls, and what falls yet never breaks?
How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?
If it took eight men ten hours to build a wall, how long would it take four men to build it?
What's the next in the series? H, Be, F, S, Mn, Kr, In, Gd, Tl, ?
Count the number of times the letter "F" appears in the following paragraph: FAY FRIED FIFTY POUNDS OF SALTED FISH AND THREE POUNDS OF DRY FENNEL FOR DINNER FOR FORTY MEMBERS OF HER FATHER'S FAMILY.
Can you find the largest Three-digit number whose sum is 14 and whose square is less than 5,00,000?
A donkey is behind another donkey I'm behind that second donkey But there is a whole nation behind me It is a murder you can describe in a word.
Why Aeroplane windows are round?
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 ?
I get hot but I never sweat, I cook food but I am not a chef, I have a door but you can't enter me, I have a light but I am not a lamp. Who am I?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.
