Create pulley system, build paper chopper using Orange County Library’s new STEAM kits Free kits at OCLS branches include science, engineering and art projects with story Tags: Create pulley system, build paper chopper using Orange County Library’s new STEAM kits ORANGE COUNTY, Fla. – With straws, tape and yarn, kids can learn how to create a simple pulley system from home. It’s one of several STEAM kits offered by the Orange County Library System. STEAM stands for science, technology, engineering, art and math. [TRENDING: ] “Each comes in a take-home bag, so you don’t have to worry about gathering up materials. It’s just grab and go,” said Youth Services Librarian Silence Bourn.