Answer to Riddle 3 should be FOOTPRINTS rather than FINGERPRINTS.
20 Riddles That Will Challenge Your Brainpower
Solving riddles can force you to think in creative or unusual ways that will make your brain cells work overtime. This can stop the brain from shrinking with age, boost memory skills, and improve brain-cell connections.
We at Bright Side want you to have fun while exercising your brain and that’s why we prepared a compilation of entertaining, mind-boggling riddles.
1.


2.


3.


4.


5.


6.


7.


8.


9.


10.


11.


12.


13.


14.


15.


16.


17.


18.


19.


20.


Which one was the hardest for you to guess? Share these riddles with your friends to help them keep their minds sharp.
Comments
The last one is not correct. If the 7-8 pages are on one paper than the 100-101 and 222-223 can't be so the answer is 5. If the 7-8 pages are on two different papers than the 100-101 and 222-223 are on one paper so the answer is 4.
Riddle #19 (How many attempts) - Can be done with only 3 attempts. Two attempts for the first door (the third would obviously be the correct one), one attempt for the second.

Related Reads
15 Stories From People That Can’t Get Over the Rudeness They Witnessed

14 People Talk About Strange Things That Happened to Them That Can’t Be Logically Explained

18 People Share Stories About Kids Who Are Best at Checking Their Parents’ Patience

14 Coincidences That Seem to Be Predetermined by Fate Itself

What 20 Things Look Like in Real Life, That We Only Know From Action Movies

25+ People Whose Day Started Not With a Cup of Coffee but With a Small Wonder

15 People Shared the Moment They Realized Their Partner Was “The One,” and Their Stories Are Soul-Stirring

14 Crazy Ideas That Worked Out Fine

14 Eerie Twists That Completely Rewrite the Narrative

My Best Friend Accidentally Sent Me A Message And I Want The Earth To Swallow Me

I Canceled Thanksgiving After My Husband Secretly Invited His Ex-Wife - His Reason Was Revolting

12 People Whose Life Has More Twists Than a Telenovela
