Why is a river so rich ?

What is so fragile that saying its name breaks it?

I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?

Two guards were on duty outside a barracks. One faced up the road to watch for anyone approaching from the North. The other looked down the road to see if anyone approached from the South. Suddenly one of them said to the other, "Why are you smiling?"

How did he know his companion was smiling?

How can you spell "White of an egg" in one word?
Hint: I know you can spell coke, poke, and joke.

Find the smallest sentence with all the English alphabet.

Find the number of squares in the below-given picture.

Christina is older than Kareena and Karishma. Katrina is older than Karishma and younger than Kareena. If Kareena has a brother named John, who is older than Christina, who's the youngest?

As you can see that fifteen matches have been used to form an arrangement. What you have to do is remove any six of them to make them ten.

An equation has been laid down using a few matchsticks. However, as you can see, the equation is not correct. Can you correct the equation if you are allowed to add or remove 5 matchsticks?