Join us at LeFrak Center at Lakeside as we learn about Prospect Park's watercourse by examining our underwater visitors with magnifying glasses. Featured Activities: Stay + Play, 12-3 pm: Families, children and caregivers can enjoy a range of nature fun including games, puzzles and drawing activities. Pond Water Discovery, 12-3 pm: Did you know that an entire community of living insects, plants and animals makes the Lake their home? Get a closer view with one of our park naturalists. Nature on the Go!, 3-4 pm: Join a park naturalist as we explore the Lake's shoreline and learn about the wildlife that calls it home. Be a Park Champion by helping to remove trash.