Angela and Zeinab
The pulley is a simple machine that pulls up/lowers down very heavy loads.You will find pulley's attached to a cranes,wells and there lots more!The pulley is made out of a wheel and axle,a rope and a load.
Design and share beautiful flyers just like this one!
Spread the word with an online flyer. They're easy to make and impossible to mess up :)Try it now