What Adam and Eve do not have but the rest of the people have?

Before Mount Everest was discovered, what was the highest mountain in the world?

There are 4 big houses. They are made from the materials: red marble, green marble, white marble and blue marble.

* Mrs Jennifer's house is somewhere to the left of the green marble one and the third one alone is white marble.
* Mrs Sharon owns a red marbles house and Mr Cruz does not live at either end, but lives somewhere to the right of the blue marbles house.
* Mr Danny lives in the fourth house, while the first house is not made from red marble.

Who lives where, and what is their house made from?

Which famous Hollywood movie name is hidden in the below rebus?

Find out which of the given views in the picture is accurately the top view of the given pyramid.

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.

A finger goes in me. You fiddle with me when you're bored. The best man always has me first. What am I?

There is a shop where written:
Buy 1 for $1
10 for $2
100 for $3
I needed 999 and still only paid $3. How could this be financially viable for the shop-keeper?

There are a number of books on a shelf. If one book is the 4th from the left and 6th from the right, how many books are on the shelf?

You are in a room with no metal objects except for two iron rods. Only one of them is a magnet.
How can you identify which one is a magnet?