How many sides does a circle have?
I am a type of room you cannot enter or leave. Raised from the ground below, I could be poisonous or a delicious treat. What am I?
Can you find the odd number in the following? 2716, 4135, 5321 and 7145
What is the centre of gravity?
You knock a Table over in the library, and suddenly 20 eyes are looking at you.
What's the next in the series? H, Be, F, S, Mn, Kr, In, Gd, Tl, ?
What number do you get when you multiply all of the numbers on a telephone's number pad?
Can you make the below equation true by using any three numbers from "1, 3, 5, 7, 9, 11, 13 and 15"? ( ) + ( ) + ( ) = 30
What has a bottom at the top?
What three numbers, none of which is zero, give the same result whether they’re added or multiplied?
Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?
Artificial Intelligence has crushed all human records in the puzzle game “2048,” achieving a high score of 839,732 and beating the game in only 973 moves without using any undo.