Action Athletics: Boston's Premiere Obstacle Training Gym
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    • BOSTON Summer Program
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    • NINJA KIDS CLASSES
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BOSTON CLASS SCHEDULE
boston registration: opens on 7/28 @ 10:00am
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NORWOOD CLASS SCHEDULE
NORWOOD REGISTRATION: ​OPENS ON 7/28 @ 10:00AM
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WELLESLEY CLASS SCHEDULE
WELLESLEY REGISTRATION: OPENS 7/27 & 7/28 @ 10:00AM
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â–¡ sign up for our email list!
 be the first to hear about important dates and details!
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how often do classes meet?
Classes meet once per week and require a full session commitment (sessions are 8 weeks long). Once enrolled in a class, ninjas are registered for the entire school year with the opportunity to unenroll between sessions.​ Un-enrollment dates are listed on our full year calendar
HOW LONG ARE CLASSES?
CLASS TIMES
  • 1 hour classes in most cases
  • 45 minute classes for some of our younger Ninja Kid classes for age groups 3-5 and some 4-5 time slots
SESSION DURATION
  • 8 week sessions as follows
  • FALL: September 14th - November 7th
  • WINTER I: November 16th - January 30th
  • WINTER II: February 1st - April 3rd
  • SPRING: April 5th - June 7th
pricing
  • BOSTON
    • 60 minute classes: $475 / session 
  • NORWOOD 
    • 45 minute classes: $375 / session
    • 60 minute classes: $425 / session
  • WELLESLEY
    • 45 minute classes: $400/ session
    • 60 minute classes: $500 / session 
MY DESIRED CLASS IS FULL, WHAT SHOULD I DO?
If a class is full, you will see "Event is full" when you click to enroll in Pike13. If that happens, get on our waitlist! We will link the waitlist form here when it's live!
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​​WE HIGHLY RECOMMEND YOU GET ON A WAIT LIST FOR MULTIPLE CLASSES IF YOUR DESIRED CLASS IS FULL!  There are always changes that happen and spots do open up! We always contact the waitlist first. ​
WHAT HAPPENS IF MY CHILD MISSES A CLASS?
MISSED CLASS Policy
An open gym pass will be issued for any missed classes. 
  • Open Gym passes can be used at Open Gyms in any location.  Pre-registration is required. 
  • Open Gym passes cannot be applied to other services and are not transferrable to other ninjas. 
  • Open Gym passes issued for a class absence EXPIRE 2 MONTHS FROM THE DATE OF ISSUE.
CAN I BOOK A PRIVATE CLASS?
Interested in a private class?  We offer them!  Here are the requirements for a private class:
  • Minimum of 6 kids per class must be maintained
  • Class time must be outside of our normal class times.  (No weekend classes are available, see class schedules here: BOSTON - NORWOOD - WELLESLEY) 
  • Class continues for the entire school year (Sept - June).
  • The class follows the regular class calendar, session dates and policies. 
  • Private class fees apply
  • Registration cancellations are not permitted mid-session
PRIVATE CLASS FORM
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Once enrolled in a class, ninjas are registered until June 7th ​with the opportunity to unenroll between sessions
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View the class calendar below for closings and other important dates!
2026-2027 CALENDAR


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BILLING
Once registered for the Ninja Kids Program, ninjas are registered through the end of the school year (June  7th, 2027), and agree to the following automating billing policy:
  •  Your first session is charged at the time of registration (proration may be applicable). Each subsequent session is automatically charged to your card on file on the first Sunday of the session.
  • Please make sure credit cards are up to date on your account, as a failed payment attempt may incur additional charges or result in a cancellation of your registration.
MISSED CLASS Policy
An open gym pass will be issued for any missed classes. 
  • Open Gym passes can be used at Open Gyms in any location.  Pre-registration is required. 
  • Open Gym passes cannot be applied to other services and are not transferrable to other ninjas. 
  • Open Gym passes issued for a class absence EXPIRE 2 MONTHS FROM THE DATE OF ISSUE.
CANCELLATION POLICY (UNENROLLMENT AND CLASS CHANGE REQUESTS)
Registration for each session requires a full session commitment. Cancellations/un-enrollments are not permitted mid-session.

​All un-enrollment requests for the next session must be received by the UNENROLLMENT DEADLINE
- unenrollment for the Winter I Session is due before 10/23/26
- unenrollment for the Winter II Session is due before 1/15/27
- unenrollment for the Spring Session is due before 3/19/27
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* everyone is unenrolled after the Spring Session and will need to re-enroll for the Fall.

To unenroll or request a class change for the next session, fill out the form below.
​​Requests are not accepted via phone calls, voicemail, or email. All un-enrollment and class change requests must be communicated using the un-enrollment form.​

UNENROLLMENT REQUEST for next session
CLOSINGS/CANCELLED CLASS
If Action Athletics cancels class (due to snow, or other unforeseen circumstance), the class will be credited in your next billing cycle. All cancellations and class updates are communicated via email and posted on the website. ​

About Us

We are Boston's premiere obstacle and personal training studio. We have an ever-growing number of obstacles designed by real American Ninja Warriors. Our courses are constantly changing and limited only by the imagination of our coaches and athletes. At Action Athletics, limitations are temporary and impossible is just a suggestion. Beginners, seasoned athletes, kids, American Ninja Warriors, and obstacle course racers all train at Action Athletics.

Contact Us

Phone: 617.916.9957 - or - Email: [email protected]
Action Boston
42 Guest Street
Boston, MA 02135
Action Norwood
1400 Providence Highway
Suite 3200
​Norwood, MA 02062

​​Action  Wellesley
475 Washington Street
Wellesley MA, 02482


Connect with Us

  • Home
  • SUMMER at ACTION
    • BOSTON Summer Program
    • NORWOOD Summer Program
    • WELLESLEY Summer Program
  • KIDS
    • NINJA KIDS CLASSES
    • OPEN GYMS >
      • BOSTON OPEN GYMS
      • NORWOOD OPEN GYMS
      • WELLESLEY OPEN GYMS
  • ADULTS
  • PARTIES & EVENTS
  • MERCH - Day Street
  • CAREERS
  • Our Coaches
  • Contact Us
  • Boston Home
  • Norwood Home
  • Wellesley Home