Answer:
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?
There is one in every corner and two in every room.
Crooked as a rainbow and slick as a plate, ten thousand horses can't pull me straight. What am I?
What invention lets you look right through a wall?
I have 4 wings but cannot fly. I never laugh and never cry. On the same spot I'm always found toiling away with little sound. What am I?
I'm the source of all emotion but I'm caged in a white prison.