
A mystery that logic alone cannot solve
Uncover the truth with Yes/No questions

A man was at a restaurant when a complete stranger held out a black object to him. Upon seeing this, the man looked surprised, thanked the person, accepted the black object, and returned it to them 10 minutes later. What is the object that the man received?

Ask questions that can be answered with "Yes" or "No"

Keep asking questions to uncover the hidden truth

Declare your answer when you think you've solved it

A mystery that logic alone cannot solve
Uncover the truth with Yes/No questions

A man was at a restaurant when a complete stranger held out a black object to him. Upon seeing this, the man looked surprised, thanked the person, accepted the black object, and returned it to them 10 minutes later. What is the object that the man received?

Ask questions that can be answered with "Yes" or "No"

Keep asking questions to uncover the hidden truth

Declare your answer when you think you've solved it