Answer:
What time of day, when written in a capital letters, is the same forwards, backwards and upside down?
What travels from coast to coast without ever moving?
I'm the start of eternity and the end of space. There are two of me in heaven and one in hell.
It's tough as nails, Or soft as snow. People use it for their rink, Some just put in their drink.
What object has keys that open no locks, space but no room, and you can enter but not go in?
What is big and yellow and comes in the morning, to brighten mom's day?