The Library is sponsoring a babysitting course for ages 12 and older. The Massachusetts 4-H Babysitting Course is designed to prepare young people for babysitting and childcare by educating them to become capable, caring, and responsible babysitters. Program dates are Friday, Feb. 22 from 1:00 to 5:00 and Saturday, Feb. 23 from 9:00 to 12:00. Participants must attend both sessions. Cost is $5 for the course booklet. Call 781-293-2151 ext. 105 by February 15 to register.