Firecracker Diaries - A combination of stories, random thoughts and an appreciation log of life with Daddy

Block and Tackle
A device that makes it possible to lift heavy weights with little effort using arrangements of wheels and ropes, ideal for suspension scenes.

I have absolutely no experience with this. I never even seen one... on a picture, on a movie or in person. I've never even met someone that I could ask.... so anyone her e want to fill me in?