Long Island Science Center
11 West Main Street, Riverhead
631-208-8000
Choose from a variety of programs from Dinosaurs! Dinosaurs! to Rocket Science and Spa Science for girls. Edible Chocolate Science and Bubble Blast themes are also available. Parties include exclusive use of the center for two hours, with two adult staff members helping out and a hands on project of your choice.

Maritime Explorium
101 East Broadway, Port Jefferson
631-331-3277
Each party is 90-minutes and includes an interactive, hands-on science activity. Two teachers are on hand to facilitate the activities. Cost includes invitations, paper goods, pizza, drinks, music and a guest pass for a future visit for each child.

Science Museum of Long Island
1526 N. Plandome Road, Plandome
516-627-9400
Choose a hands-on topic you think your kids would enjoy, including Creepy Crawlies, Science Magic, Kitchen Chemistry, Slime, Goo & Ooze. Seasonal birthday party options include Maple Sugaring (February to March) and Butterflies (April to June). Birthday parties here are for children ages 4 and up and include 45 minutes of hands-on science fun led by a teacher, plus celebrating, invitations, science museum water bottle party favor for each guest and a free birthday gift.

Long Island Children's Museum
11 Davis Ave., Garden City
516-224-5800
LICM offers a Weird Science birthday themed party for kids ages 5-12. Its recipe for birthday fun includes some weird and wacky ingredients: glorious gases and strange and unusual liquids. End this science spectacular with some snackable solids in your own party room.

Center for Science Teaching & Learning
1 Tanglewood Road, Rockville Centre
516-764-0045
At CSTL, birthday parties include two hands-on activities, pizza, soda/juice, paper goods, invitations, goodie bags, party hosts and 1.5 hours of exclusive use of the party room. Science-themed activities include making slime and goo, digging for dinosaur bones, making a foamy flier or creating a fossil.

Mad Science
Held at your home or rented location.
Mad Science birthday parties come to you. Each is an hour long and best for ages 3-12. These parties include magic (or science) tricks, a goo-making activity that guests can take home, and can include add-ons such as cotton-candy making, bubble potions, rocket launching, and goody bags.

Main photo: Center for Science Teaching & Learning