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:

New Year's Day
Jan 1, 2026
Martin Luther King Jr. Day
Jan 19, 2026
President's Day
Feb 16, 2026
Easter Sunday
Apr 5, 2026
Memorial Day
May 24, 2026
Memorial Day
May 25, 2026
Labor Day
Sep 6, 2026
Labor Day
Sep 7, 2026
Thanksgiving
Nov 26, 2026
Christmas Eve
Dec 24, 2026
Christmas Day
Dec 25, 2026
New Year's Eve
Dec 31, 2026
New Year's Day
Jan 1, 2027
Juneteenth
Jun 19, 2026
Independence Day
Jul 4, 2026

Hours of Operation

We are open In-Center! Our new instructional hours are as follows: Monday - Thursday 3pm-7pm, Sunday 2pm-4pm. Summer hours begin on June 15th! Monday - Friday: 2PM - 7PM (Daily Game Hour 2PM-3PM)

Instructional Hours

Mon
2:00PM - 7:00PM
Tue
2:00PM - 7:00PM
Wed
2:00PM - 7:00PM
Thur
2:00PM - 7:00PM
Fri
2:00PM - 7:00PM

Office Hours

Mon - Fri
12:00PM - 7:00PM

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 group of children and their teacher observe a laptop screen, participating in a collaborative educational session.

12 Math Concepts and Skills Your High Schooler Will Be Expected to Remember in the Fall

Jul 13, 2026 | Altadena

Mathnasium's education specialists walk you through the exact algebra and geometry skills your high schooler needs before September, course by course.

What a Summer Math Tutoring Session Looks Like for an Elementary Student

Jun 10, 2026 | Altadena

Not sure what summer math instructoring actually involves? Here is what happens from the first assessment through a typical session at Mathnasium of Altadena.

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