Newton Project Self-Sufficiency is offering a free parenting workshop for fathers, on Tuesdays, from 6 to 8 p.m., through June 28. Fathers are invited to learn about the different stages of physical and emotional development during childhood, as well as techniques for positive discipline and improved communication. The sessions are open to the public. Snacks and childcare will be provided. Project Self-Sufficiency is located at 127 Mill St. in Newton. To register for the father’s parenting workshop, to discuss your parenting needs, or to find out more about other programs and services available at Project Self-Sufficiency, call 973-940-3500.