The Answer is:

1. Hawaii. All of it is surrounded by water. Most people, amazingly enough, get this one wrong. They either say Maine, Florida, Alaska, or California.

2.ALL the children are boys, so 1/2 half are boys and so is the other half.

3. The parrot was deaf.

4. He was born in the hostpital with the room number 1955.

5. They were all adopted.