Tuesdays, April 26, May 3, 10, and 17 Lace up sneakers and join - exercise to the latest hits, strength training with weights, dance and much more. Bring a mat and filled water bottle and wear comfortable clothing. Cost $40 Contact 908 526 5650 to register by credit card. Walk- in registration at North Branch Park 8:00 am to 4:30 pm.