Answer:
What object has keys that open no locks, space but no room, and you can enter but not go in?
What is always on its way but never arrives?
A blue house has blue bricks; a yellow house has a yellow bricks. What is a green house made of?
In a vase, garden, pot or field, these are the homes of this Valentine’s day symbol that comes in many different colors such as red, pink, white, yellow and orange.
As strong as love, more dangerous than cancer.
A leathery snake, with a stinging bite. I'll stay coiled up, unless I must fight.