The person who makes it has no need for it; the person who buys it has no use for it. The person who uses it can neither see nor feel it. What is it?

Find the number of squares in the below picture

There is a place where if I stand up straight, I will still be considered sideways.

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

As easy as you can get into me, it is as hard to get out of me.

Do you know what I am?

If two's company, and three's a crowd, then whats four and five ?

You’ll find me on Mercury, Earth, Mars, Jupiter, Saturn, and Uranus. But never Neptune, or Venus. What am I?

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

I am a five-letter word under you,
Remove the first letter and I am above you,
Remove the second as well and I am around you.

Who am I?

If a boy blows 18 bubbles,
Then pops 6 eats 7 and then
He pops 5 and blows 1.
How many are left?