Answer:
What force and strength cannot get through I with my unique teeth can do.
When I point up, it's bright. When I point down, it's dark. What am I?
I have roots nobody sees. I am taller than trees. Up, up I go but I never grow. What am I?
Turns me on my backs and open up my stomach. You will be the wisest of men though at start a lummox.
I am what brings things together. Without me everything you see would be a total mass or debris everywhere. What am I?
What did the piece of wood say when he saw the screwdriver and screws approaching?