Answer:
Born in the ocean and white as snow. When I fall back to water I disappear without a trace.
Of the king I am blue and of the peasant I am red. Of the frog I am cold and of the dog I am hot instead. What am I?
You may enter, but you may not come in. I have space, but no room, I have keys, but open no lock. What am I?
If you lose one of me, you are upset, bewildered, and perplexed. If you lose two of me, you are blissfully unaware. What am I?
Two in a whole and four in a pair. Six in a trio you see. Eight's a quartet but what you must get is the name that fits just one of me.
If you count 20 houses on your right going to the store and 20 houses on your left coming home, how many houses did you count?