Taking part in Saturday Science

March 12, 2011 | 8:59 p.m. CST
Terry Freeman, with City of Columbia residential power services, explains how a home-made power transformer works Saturday morning. More than 20 students lead by Jefferson Junior High School teacher Cathy Dweik chose to spend their morning taking part in Saturday Science.

RELATED STORIES: PHOTO GALLERY: Junior high students study energy, build transformers