Of North Billerica surrounded by her loving family, passed away May 16, 2018.   Beloved wife of the late John W. Childs Jr.  Devoted mother of Karen Shaw and her husband Michael of Pelham, NH, Kevin Childs and his wife Ann of W. Townsend, John Childs and his wife Kathy of Weymouth, Patricia Ware and her husband Doug of Wilmington and Mary Anne Trask and her husband Paul of Billerica.   Cherished grandmother of MaryAnn Hanafin, Olivia Shaw, Steven Trask, Dana Childs, Thomas Trask, Daniel Trask, Hana Childs and Emily Childs.   Great-grandmother of Grace Hanafin.   Dear sister of the late Mary Adams and her surviving husband Dick and Leo Phalen and his surviving wife Donna.   In lieu of flowers donations in Margaret's name may be made to: American Diabetes Foundation @ www.diabetes.org , American Kidney Foundation @ www.kidneyfund.com , Project Linus @ www.projectlinus.org or the charity of one's choice.   Relatives and friends are kindly invited to attend a Memorial Service in the Chapel at Woodlawn Cemetery, 302 Elm St., Everett on Saturday, May 26 ^th at 11am. Followed by interment in Woodlawn Cemetery.