I am the beginning of sorrow, and the end of sickness. You cannot express happiness without me, yet I am in the midst of crosses. I am always in risk, yet never in danger. You may find me in the sun, but I am never seen out of darkness.
Answer: S
Select a pack of riddles and try to solve it in an interesting way.
This riddle appears in the following downloadable PDF files:
Einstein said that only 2% of the world could solve this problem. Can you do it?
Complete the grid by using logic and the given clues of each problem.
Use logic deductions to solve problems that are similar to the Einstein's Riddle.