We are open for in-person instruction in our center. Live, face-to-face online instruction is also available via Mathnasium@home.

Holiday Hours

Our center will be closed on the following days:

Martin Luther King, Jr. Day
Jan 19, 2026
President's Holiday Weekend
Feb 15, 2026
President’s Day
Feb 16, 2026
Easter Sunday
Apr 5, 2026
Memorial Day Weekend
May 24, 2026
Memorial Day
May 25, 2026
Juneteenth
Jun 19, 2026
Independence Day
Jul 4, 2026
Independance Day Weekend
Jul 5, 2026
Labor Day
Sep 7, 2026
Labor Day Weekend
Sep 6, 2026
Colombus Day
Oct 12, 2026
Thanksgiving
Nov 25, 2026
Thanksgiving
Nov 26, 2026
Christmas Eve
Dec 24, 2026
Christmas Day
Dec 25, 2026
Christmas Holiday
Dec 26, 2026
New Years Eve
Dec 31, 2026

Hours of Operation

Regular hours begin after Labor Day.

Instructional Hours

Mon - Thu
3:00PM - 8:00PM
Sat
10:00AM - 2:00PM
Fri
Closed

Office Hours

Mon, Tue, Wed, Thu
3:00PM - 8:00PM
Sat
10:00AM - 2:00PM
Fri
Closed

What makes Mathnasium different from other tutoring programs?

Play Button Learn About the Mathnasium Method™

The Mathnasium Method™

Why Choose Mathnasium?

Face-to-face Math-Only Instruction

In-Center or online, our instructors work face-to-face with your child to focus on their unique math learning needs.

Customized Learning Plans

We create a customized plan to meet your child's unique educational needs and goals.

Math is Fun at Mathnasium

We have engaging instructors, awesome student rewards, and a fun learning space.

Schedule your math skills assessment today

Latest News & Posts

A pie cut into eight parts

What Is a Diameter & How to Measure It? A Beginner’s Guide

Oct 23, 2026 | Commack

From clear definitions and real-life examples to FAQs and a quick quiz, explore everything you need to know about diameter in this guide.

Loading