Kids Science and STEM Classes in NYC
This guide pulls together 75 upcoming science and STEM classes from 38 distinct venues across NYC, most of them concentrated in a handful of studios and institutions rather than spread widely. Lincoln Square carries the largest cluster with 15 listings, followed by the Upper West Side, Murray Hill, City Line, Carroll Gardens, and New Hyde Park, each with a smaller share. Typical prices for paid sessions sit between $115 and $799, while 23 of the 75 listings are free, covering age ranges from 18 months at the youngest to 14 years at the upper end. Each studio listed below links to its own full schedule, so you can see the specific sessions available at that location.
20 top picks 27 freeUpdated August 28, 2026 · all 5 boroughs
The 20 best right now
Ranked by how much they have on the calendar and how complete their listings are — never by anyone paying us.
1
Robofun
Lincoln Square·Ages 3–14·prices vary
Classes most days
2Genius Gems NYC
Astoria·Ages 5+·$159
Weekday classes
3
New Rochelle Public Library
New Rochelle·Ages 0–3·Free
Weekday classes
4
The Field Library
Peekskill·Free
Weekday classes
5
Croton Free Library
Croton-on-Hudson·Ages 0–5·Free
Weekday classes
6
Lewisboro Library
South Salem·Free
Weekday classes
7Brooklearn
Carroll Gardens·Ages 2–3·prices vary
Weekday classes
8
Yonkers Public Library — Riverfront Library
Yonkers·Free
Weekday & weekend classes
9Urban JunGGle Play
City Line·Ages 1–4·prices vary
Weekday classes
10
New Rochelle Public Library — Huguenot Children's Library
New Rochelle·Ages 0–3·Free
Weekend sessions
11
Exceptional Explorers
Ages 3–9·prices vary
Weekday classes
12
Genius Gems Millburn
City Line·Ages 5+·$115
Weekday classes
13
Marlene Meyerson JCC Manhattan
Upper West Side·Ages 4–6·$800
Weekday classes
14
Bedford Hills Free Library
Bedford Hills·Free
Weekday classes
15
Bronxville Public Library
Bronxville·Free
Weekday classes
16
Greenburgh Public Library
Elmsford·Free
Weekday classes
17
John C. Hart Memorial Library
Shrub Oak·Free
Weekend sessions
18
Mount Pleasant Public Library
Pleasantville·Free
Weekend sessions
19
Ossining Public Library
Ossining·Free
Weekend sessions
20Staten Island Children's Museum
New Brighton·Ages 0+·prices vary
Weekday classes
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Frequently asked
What ages are science and STEM classes for in NYC?
Most science and STEM classes in NYC run for ages 3 years through 12 years. Specific age bands are listed on each class page so you can filter by what fits your child.
How much do science and STEM classes cost in NYC?
Prices in NYC range from free museum and library programs through about $55 per class for studio STEM programs. Free events and drop-in pricing are flagged on each class card.
Do I need to register in advance for science and STEM classes?
Most studio-run science and STEM classes require advance registration through the studio's booking page. Library and city-park science programs are typically drop-in, though some popular sessions release a limited number of tickets in advance.
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Listings come from studio, library, museum and NYC Parks schedules we re-check on a schedule. Prices and age bands are whatever the provider publishes — always confirm on their own registration page before you go.