Answer:
What invention lets you look right through a wall?
I help boats park
A man shaves several times a day, yet he still has a beard. Who is this man?
I have keys but no locks. I have space but no room. You can enter but can't go outside. What am I?
What insect does a blacksmith manufacture?
Before I grow I'm small. When I'm old I grow tall. When I die I give a mighty fall.