Kids Ninja Warrior &
Obstacle Training
The most exciting way for kids ages 6-19 along with adults to build strength, confidence, and agility — on real Ninja Warrior obstacles. Training sessions, summer camps, and unforgettable birthday parties in Waterford, MI.
Get Your Kids Off The Screens & Onto The Course
In a world where kids spend hours glued to tablets and phones, GRIT offers an action-packed, screen-free outlet they'll actually look forward to. Our Ninja Warrior obstacle courses turn fitness into play.
Every warp wall climb, monkey bar swing, and rope ascent builds core strength, coordination, problem-solving skills, and the kind of confidence that carries into school and life.

Kids & Youth Programs
Structured, high-energy sessions designed for every age group and skill level — from first-timers to competitive youth athletes.
AGES 6-9LITTLE NINJAS (AGES 6-9)
Rope climbs, balance beams, wall jumps, and monkey bars that build strength, coordination, and confidence in our youngest athletes. Pure fun disguised as fitness.
AGES 10-12YOUTH ATHLETES (AGES 10-12)
Progressive obstacle challenges that develop grip strength, agility, and competitive drive. Kids push their limits in a safe, supportive environment.
TEENS 13-19TEEN ATHLETES (13-19)
Explosive strength, balance, and speed training for teens chasing varsity spots, travel team rosters, or college scholarships. Serious athletic development.
SUMMER CAMPSSummer Camps (Ages 5-15)
Full day (9 AM - 4 PM) and half day (9 AM - 12 PM) Monday through Thursday summer camps loaded with tag games, NERF wars, and obstacle challenges. The most active, exciting summer your kid will ever have.
- Tag games every Monday & Wednesday
- Epic NERF wars every Tuesday & Thursday
- Ninja obstacle course training daily
- Safe, structured, highly-supervised fun
Kids Birthday Parties & Special Events
Host an unforgettable birthday at GRIT! With a wide range of fun, challenging obstacle courses, we offer a unique and exciting way to celebrate. Our skilled coaches guide your group through thrilling, team-oriented challenges in a safe, energetic atmosphere.
- 2 hours of private facility access and coached challenges
- Perfect for birthdays, youth groups & team-building
- Add-on catering available for effortless hosting
- Fun for all ages and fitness levels

More Than Just A Workout
Obstacle training develops the whole child — body and mind.
Physical Strength
Builds core strength, grip, balance, and spatial awareness that transfers to every sport and everyday life.
Confidence & Grit
Kids learn that failure is just a step toward mastery. Every obstacle conquered builds real self-belief.
Teamwork & Friends
A supportive, high-energy community where kids encourage each other and make lifelong friends.
Inside The Obstacle Gym
Take a look inside Waterford's premier Ninja Warrior and obstacle course facility for kids and families.




Ready To Conquer The Course?
Book your child's free intro session and see why GRIT is Waterford's premier kids Ninja Warrior and obstacle training facility.
Obstacle Training FAQ
Everything parents want to know about our Ninja Warrior, summer camps, and birthday parties.
