Best Events for Preschoolers in NYC This Summer – Mostly Free! Submitted by Sara F on Mon, 06/19/2017 - 5:00pm Summer may be the best time to have a preschooler in New York City. Yes, the days are longer, but there is so much to do! From free concerts and festivals to swimming, sand-sculpting, and star-gazing, not a week goes by without outings and activities that will truly make lasting summer memories. With this list of our best picks for summer events with your preschooler, you’ll find yourself wanting to stay in town to take advantage of it all. Best of all? It's almost all FREE. Check out our Summer Fun Guide for NYC Kids for more to do for every age in every borough. Read more.