Pregnant women are the only real body builders.
I'd tell you a construction joke, but I'm still working on it.
Inventing cement really paved the way we build things and I have mixed feeling about that.
What's a cow's least favorite material for building homes with? Cottage cheese.
A person was building the frame house when their boss came by and told them how to properly build it. It was constructive criticism.
I tried using a tower made of squares and triangles to reach the sky, but failed. I was out of shape.
Don't trust atoms, they make up everything.