Answer:
I am often sold by children entrepreneurs in summer time
What runs around a soccer field, but doesnβt move?
I'm really blue but when you see me I'm red. You don't see me too often. I'm there for you if you're hurt.
I am in the past never in the future. I don't exist but have existed. I saw what you saw and that is what I will ever see.
The more of me you take, the more I appear behind you. What am I?
What did the grape do when he got stepped on?