• We will be CLOSED 4/9 – 4/16 for Spring Break. (Open for squad and Adult)

    Spring Enrollment began on 2/13.

    Summer Enrollment begins on 3/27.

    For a list of important dates, click on our CALENDAR.

Kids Classes

Does your child want to be a Ninja Warrior?

Open to ages 5 – 14 years

At the Windsor Ninja Academy we offer classes for ninjas ages 5+ (in kindergarten) through 14 years old. Our curriculum is progressive featuring new obstacles each week, then combinations of obstacles with an end result of full course runs  Ninjas will gain physical and mental strength through obstacle training all the while having fun!

Fall Semester 2022

Registration begins July 11th

9/6/2022 – 12/3/2022 (12 classes)

Winter Semester 2022 – 2023

Registration begins October 31st

12/5/22 – 3/18/23 (12 classes)

Spring Semester 2022

Registration begins February 13th

3/20/23- 6/19/23 (12 classes)

Summer Semester 2023

Registration begins 3/27/23

Semester 1: 6/26/23 – 6/30/23, 7/10/23 – 7/28/23    Semester 2: 7/31/22 – 8/25/23

The Benefits

Come experience the many benefits of ninja warrior training:

  • Strength
  • Agility
  • Balance
  • Confidence
  • Flexibility
  • New friendships

All in a gym where the activities change every week. Learn obstacle training, perform course runs, and  greatly increase your mental focus all while meeting some of your favorite ninjas from TV!

Prices/Info & Discounts

Class Prices/Info

  • 12 one-hour classes – $372 per semester
  • Fees will be pro-rated from time of registration. Registration is NOT allowed for new students after the 4th week of each semester. Ninjas who have previously attended Windsor Ninja Academy can register with prorated fees at any time.
  • We do NOT offer trial classes, but we DO offer a FULL REFUND to all NEW students if they wish to withdraw within 24 hours after the second class.
  • After registration, your card will be charged within 36 hours.  You DO NOT pay at time of registration.
  • All classes are grouped by: 1. Experience 2. Ability & 3.Age
  • NO Registration fees ever!


  • 20% off 2nd child & beyond
  • 20% off 2nd class & beyond per week – excludes summer semester
  • Home School classes – 10% discount


  • Shorts/sweats and a T-shirt – NO Hoodies or loose fitting tops
  • Sneakers – Preferably soft rubber bottom SOLES – minimal tread. MUST HAVE LACES.

We suggest for KIDS –

  1. New Balance  Kids 880 sneakers.
  2. New Balance Kids 2 way basketball sneaker
  3. STRIKE MVMNT- Chill Pill 
  4. Vans- Ultra Range EXO SE 

If you go to one of the following New Balance stores, tell them that Windsor Ninja Academy sent you for a 10% discount. The staff will fit you perfectly for your child’s type of foot.

View all Policies

Make-Up Classes

Makeup classes are scheduled through your PORTAL.  To see instructions, CLICK HERE

Each student is limited to 2 makeup classes during school year semesters and 1 makeup class during a summer semester. Makeups must be done within the semester they were missed. Makeup classes will be granted based on availability in the requested class.


Semester Registration

Registration Begins on 2/13/2023