Best riddles

What do the letter 'T' and an island have in common?

What was the biggest island in the world before the discovery of Greenland by viking Erik the Red?

Which insect is the best in games?

If it takes one man three days to dig a hole, how long does it take two men to dig half a hole?

What animal keeps the best time?

Sometimes I am loved, usually by the young. Other times I am dreaded, mostly by the old ones. I am hard to remember, also hard to forget. And yet if you do, You'll make someone upset. I occur every day everyone has to face me. Even if you don't want it to happen; embrace me. What am I?

What do you call a calf after it's six months old?

A sundial has the fewest moving parts of any timepiece. Which has the most?

What time of day, when written in a capital letters, is the same forwards, backwards and upside down?

I am in a land where thirty men and two women were dressed in classic black and white dress. They began to fight as soon as any of them moves. Where am I ?