I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

Can you name four days which start with the letter 'T'?

I am first found in caves, now prolific online; I am a depiction, a drawing, a symbol, or sign. I will convey whichever mood you could wish; or for that matter, a fist, flask, or fish. What am I?

Why is the longest human nose just 11 inches?

There are two candles. Both will only burn exactly for an hour. How will you use these two candles to measure forty-five minutes?

I am a five-letter word and people eat me. If you remove the first letter I become an energy form. If you remove the first two letters, I am needed to live. Scramble the last three letters and I am a drink. What word am I?

There are two beautiful yet remote islands in the South Pacific. The Islanders born on one island always tell the truth, and the Islanders from the other island always lie.
You are on one of the islands and meet three Islanders. You ask the first which island they are from in the most appropriate Polynesian tongue, and he indicates that the other two Islanders are from the same island. You ask the second Islander the same question, and he also indicates that the other two Islanders are from the same island.
Can you guess what the third Islander will answer to the same question?

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?