I come in different shapes and sizes.
Parts of me are curved, other parts are straight.
You can put me anywhere you like,
but there is only one right place for me.
What am I?

What is the last thing you take off before bed?

Can you find the odd number in the following five choices?

1) 482636
2) 259807
3) 865195
4) 104739
5) 391744

Optical Illusion: People with hawk eyes can spot a different car in 5 seconds. Can you? Test your vision now!

Christina, Allison and Lena are 3 daughters of John a well-known Mathematician, When I asked John the age of their daughters. He replied "The current age of her daughters is prime. Also, the difference between their ages is also prime."

How old are the daughters?

Two men are in a desert. They both have packs on. One of the guys is dead. The guy alive has his pack open, and the guy who is dead has his pack closed. What is in the pack?

During which month do people sleep the least?

If Rajina's daughter is my daughter's mom, who am I to Rajina?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?