Answer:
I count time, but have no end. Tick tick, but I am not a clock. What am I?
It's got twists and turns, but has no curves. Twist it to fix it, turn it to ruin it. What is it?
What has a spot and is very bright, is sometimes, red, white, blue, yellow or green and is often blinding.
Snake coiled round and round. Snake deep below the ground. Snake that's never had a head. Snake that binds but not with dread.
I have a tongue, but do not talk. I follow close, but neither run nor walk. Coupled and hitched, but never married. You couldn't bear the load I've carried.
Black we are and much admired. Many seek us if they are tired. We tire the horse, and comfort man, and turn White when we've fulfilled your plan.