Registration is underway for fall classes at the Leventhal-Sidman Jewish Community Center (333 Nahanton Street) in Newton. Classes begin during the week of September 14 and are open to the entire community. Classes for children include swim lessons, basketball, soccer, Taekwondo, dance, gymnastics, handwriting, LEGO League and musical theatre. Classes for adults include Pilates, dance, Tai Chi, tennis, painting, drawing and Mah Jongg. View entire listing of classes and register online at bostonjcc.org/register or call 617-558-6419.