One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

I am quite hot but become too cold if you remove the first two letters. What am I?

Can you find a five letter word that is left with only two letters if one is removed?

What's the next in the series?

H, Be, F, S, Mn, Kr, In, Gd, Tl, ?

How many points are there on the globe where, by walking one mile south, then one mile east and then one mile north, you would reach the place where you started?

A little girl goes to the store and buys one dozen eggs. As she is going home, all but three break. How many eggs are left unbroken?

I am a word that begins with the letter “i.” If you add the letter “a” to me, I become a new word with a different meaning, but that sounds exactly the same. What word am I?

What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

13 decks of cards have been mixed. What is the minimum number of cards that must be taken out from the above-mixed cards to guarantee at least one 'four of a kind?

During which month do people sleep the least?