Once Upon a Sundae
2943 Long Beach Rd., Oceanside
516-208-6737
This tasty south shore sweet spot lets kids get creative with their ice cream concoctions. You can have the place to yourselves for a unique culinary experience. The old-fashioned ice cream parlor is even kid-sized! In the back room, you'll play games, do crafts and dress up. 

Chocolate Works
396 Rockaway Ave., Valley Stream
6401 Jericho Tpke., Commack
2350 Merrick Road, Bellmore
346 Plandome Road, Manhasset
191 N. Long Beach Road, Rockville Centre
Your child and their friends will be transformed into chocolatiers for the day. They will make edible creations on a 20-foot conveyer belt machine, mold and decorate their own piece of chocolate.

Center for Science Teaching & Learning
1 Tanglewood Road, Rockville Centre
516-764-0045
This customizable birthday party facility includes various attractions and activities. An indoor live exhibit, separate party room and science experiments are all available. 

Lil' Builders. Credit: Jaime Sumersille

Lil' Builders
161 Terry Road, Smithtown
631-656-6740
Two master builder Lego coaches will assist at your child's birthday party. Kids can enjoy creative Lego building block sessions and even make-your-own Lego jewelry.

Goat on a Boat Puppet Theatre
4 Hampton St., Sag Harbor
631-725-4193
This puppet theater provides the space and you provide the cake and food. You or your child can choose between the Circle Fun or Disco Delights shows. The shows are 30-45 minutes long. This party can also travel to you!

Main photo: Once Upon a Sundae. Credit: Jaime Sumersille