Answer:
Taken from a mine and then locked up in a wooden case. I am used by students everyday.
I am seen in the water. If seen in the sky I am in the rainbow a jay's feather and lapis lazuli.
You went into the woods and got me. You sat down to seek me. You brought me home because you couldn't find me.
I bring light to a dark world. In a current I travel and through tunnels I am hurled. Touch me and I'll kill you. What am I?
I am mother and father, but never give birth or nurse. I'm rarely still, but I never wander. What am I?
What did the piece of wood say when he saw the screwdriver and screws approaching?