An Easy Science Activity for Kids

Another of the summer projects for the mill volunteers was replacing a worn wooden pulley. (Many thanks to volunteer @chr1sco for doing the great fabrication work!) This particular pulley was not original to the Ledyard mill - it was a vintage pulley that was installed about 20 years ago. It had a couple of missing pieces, it was held together with nails (not sure of it was ever glued- if so, the glue had failed), and it was occasionally slipping on the shaft. The newly fabricated white oak pull