The Kaplen JCC on the Palisades in Tenafly hosts the “Cookie Swap” for second- to sixth-graders, 7:30-9:30 p.m. Children will break into teams and complete a different cookie recipe that the JCC will supply. At the end, all the teams will swap cookies so each child can take home cookies plus all the recipes to bake everything again at home. Dinner included. Reservations, Leron, (201) 408-1467.