Answer:
I'm 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, but I'm good for you. What am I?
When it comes to me you go on red and stop on green.
I am enjoyed by some, despised by others. Some take me for granted, some treasure me like a gift. I last forever, unless you break me first. What am I?
Iām white; perfect for cutting & grinding. For most animals I am a useful tool.
What can you catch but not throw?
What never gets any wetter no matter how hard it rains?