John is a strange liar.

He lies on six days of the week, but on the seventh day, he always tells the truth.

He made the following statements on three successive days:

Day 1: "I lie on Monday and Tuesday."
Day 2: "Today, it"s Thursday, Saturday, or Sunday."
Day 3: "I lie on Wednesday and Friday."

On which day does John tell the truth?

"That Restaurant always remains crowded. This is the reason why nobody goes there".

Can you find a flaw in this statement?

I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

Using four sevens (7) and a one (1) create the number 100. Except for the five numerals, you can use the usual mathematical operations (+, -, x, :), root and brackets ()

What is a word made up of 4 letters, yet is also made up of 3. Sometimes is written with 9 letters, and then with 4. Rarely consists of 6, and never is written with 5.

What number comes next in this sequence:
7 8 5 5 3 4 4 _

Can you spot the man between the coffee bean in the picture below ?

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

Which word does the below Plexor means ?

John was drowned by he was not wet. How?