Fun things to do indoors with kids on rainy days are crucial when it's pouring, cold, or even just drizzling outside. We've rounded up 25 rainy-day activities and adventures across Long Island that can keep kids occupied for hours. Our list includes Long Island’s best indoor play spaces, sports centers and fun zones, museum exhibits, and the newest area attractions to visit. 

For even more things to do indoors with kids, check out our Indoor Fun Guide for Long Island Kids and our constantly updated Event Calendar. 

Libraries across Long Island provide incredible opportunities for kids to learn, play, read, and explore. Parents can entertain kids for hours in any season and weather with a visit to one of the fantastic, hands-on, FREE play spaces and children's rooms many Long Island library branches offer. 

From building blocks galore to exciting nature discovery zones to wooden trains to board, Long Island libraries offer kids a place to let their imaginations soar. We’ve rounded up a list of destination-worthy Long Island libraries with memorable play areas, both indoors and outdoors. For more family adventures as the weather cools off check out our Free Things to Do Indoors on Long Island and 15 Family Fun Centers on Long Island. 

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Fall on Long Island offers exciting things to do and seasonal fun for the whole family. Long Island farms are overflowing with pumpkin patches to visit and tons of interactive fall activities. There are apples to pick, hayrides to hop on, festivals to enjoy, fall treats to try, and spooky Halloween walks to explore. 

There are countless things to do this season with the kids, so we've rounded up dozens of the best fall activities on Long Island.

Keep up with all the seasonal entertainment with our Fall Fun Guide for Long Island Kids and our Halloween Fun Guide.

Long Island's at-home birthday party entertainers have expanded their offerings in the past few years and notched up the engagement factor for optimal birthday party fun. Consider hosting your next soiree at home with the help of these birthday party pros.

From drive-in style movie nights and mobile spas to pop-up glamping tents and backyard laser tag competitions, at-home birthday party services on LI give kids fabulous entertainment options in a comfortable setting.

All of the options below service the entirety of Long Island. For more party planning help, check out our Long Island Party Guide.

The best pumpkin patches on Long Island are jam-packed with interactive fall fun and adventures the whole family will love. From Nassau County to the East End, destination farms are brimming with pumpkin patch excitement.

The farms often have festivals, fall treats, and family-friendly activities for kids of all ages. Some farms have an admission fee, particularly on weekends or for certain activities. Check the pumpkin farm sites for the latest details before a visit. We've rounded up a list of as many locations as possible of Long Island's best pumpkin patches to enjoy this season with kids.

Find more seasonal adventures check out our Fall Day Trips with Kids on Long Island Guide and our Long Island Halloween Guide.