I’m tall when I’m young, and I’m short when I’m old. What am I?

Name the three-letter word that can complete the below words:

A) L O _ _ _ E
B) E D U _ _ _ E
C) _ _ _ E R
D) _ _ _ T L E

What jumps when it walks and sits when it stands?

A pet show was happening in my locality. I went down along with my kids. In that show, I noticed that all except two of the entries were cats. All except two were dogs and all except two were Monkeys.

Can you find out how many of each animals were present in that pet show?

What came first, the chicken or the egg?

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

You need to move three matchsticks to form three squares. Can you do it?

Can you find out which triangle will have a bigger area among the following?
1. A triangle with sides 300, 400 and 500
2. A triangle with sides 300, 400 and 700

A man stands on one side of a river, his dog on the other. The man calls his dog, who immediately crosses the river without getting wet and without using a bridge or a boat. How did the dog do it?

What does a man do only once in his lifetime, but women do once a year after they are 29?