My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

How many pluses should we put between the digits of 987654321 to get a total of 99, and where?

Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?

In the figure, you can see nine stars. What you have to do is connect all of them by using just four line and without lifting your hand i.e. in a continuous flow.

I always drive my customer away.

Who am I?

Different lights make me strange by changing me into different sizes. What am I?

What are the next two letters in the following series and why?
W A T N T L I T F S _ _

*Hint: Check Puzzle Title

How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

Six glasses are in a row. The first three are filled with milk and the last three are empty. By moving only one glass, can you arrange them so that the full and the empty glasses alternate?

A 52% bias toss for head using the 51% tail bias coin was done to obtain a fair result.

Can you find how bias is the floor in this case?