I am a prime number.
The double of myself is equal to the square of me.

which number am I?

Jenifer and Jesica are having a conversation.

Jenifer: I am definitely not over 30.
Jesica: I am 28 and you are surely 5 years older to me at least.
Jenifer: No, you are at least 29.

You are told that both of them are lying throughout in the conversation. Can you find their respective ages?

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

What can you deduce from the following BrainBat?

CRY
LMKI

Two in a corner, one in a room, zero in a house, but one in a shelter. What am I?

I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?

Why is the Hole below a Lock?

Three fair coins are tossed in the air and they land with heads up. Can you calculate the chances that when they are tossed again, two coins will again land with heads up?

I always drive my customer away.

Who am I?

The day before yesterday I was 25 and the next year I will be 28. This is true only one day in a year. What day is my birthday?