Think / What am I

8.... I'm a duffus

close enough, 11 in the alphabet. will think on another

A yellow house is made of yellow bricks. A red house is made of red bricks. An orange house is made of orange bricks. What would a green house be made of?

Really? No guesses so far on this one?

greenhouse is made of glass

Correct.

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?

I am E.

Correct

What can run but never walks, has a mouth but never talks, has a head but never weeps, has a bed but never sleeps what am i

A river, I think this was also posted earlier in the thread.

WALLY test
From the World Association of Learning, Laughter, and Youth (WALLY) comes the WALLY test! It is a set of very rapid-fire questions that may look easy, but be warned-- they are designed to trick you.
1) If a man bets you $10 that he can bite his eye, should you take the bet?
2) If he now bets he can bite his other eye, should you take the bet?
3) How can you stand behind someone while they stand behind you?
4) What looks like a horse, moves like a horse, and is as big as a horse, but weighs nothing?
5) Who is bigger: Mr. Bigger, or Mr. Bigger's son
6) Tom's mother had three children. One was named April. One was named May. What was the third one named?
7) Where could you go to see an ancient pyramid, an iceberg, and a huge waterfall?
8.) What has four fingers and a thumb, but isn't a hand?
9) What multiplies by division?
10) What's white when it's dirty, and black when it's clean?

1) If a man bets you $10 that he can bite his eye, should you take the bet? No, biting does not necessary involve the mouth.
2) If he now bets he can bite his other eye, should you take the bet? (same answer as No1)
3) How can you stand behind someone while they stand behind you? stand with your back facing each other.
4) What looks like a horse, moves like a horse, and is as big as a horse, but weighs nothing? A virtual reality horse
5) Who is bigger: Mr. Bigger, or Mr. Bigger's son? Mr. Bigger
6) Tom's mother had three children. One was named April. One was named May. What was the third one named? Tom
7) Where could you go to see an ancient pyramid, an iceberg, and a huge waterfall? Earth
8.) What has four fingers and a thumb, but isn't a hand? Foot
9) What multiplies by division? cells, bacteria, amoeba, name it.
10) What's white when it's dirty, and black when it's clean?. a black board.

Hope I got everything right