On Saturday, July 21, from 10-10:45 a.m., Naturalists and Singer/Musicians Kathleen and Keith Riley will be performing interactive songs that teach kids about nature. Come sing, play natural musical instruments, and dance to some summer music. After the performance, play the playground, make a mud cake in the outdoor kitchen, or dig with trucks at the Trumbull Nature & Arts Center, 7115 Main St., (TNAC) Mini-rock Mountain play area. Music and nature fun for families and children of all ages For more information, visit: trumbullnatureandartscenter.org