Leading Gymnastics Instruction in Winchester, MA

At TumbleKids USA in Winchester, MA, we believe gymnastics can be a key ingredient in your child’s development, building both physical strength and self-confidence.

TumbleKids is committed to giving each child the best gymnastics training possible! Our coaching staff may develop a champion; however, there are other aspects of our training program we consider just as important. We pledge to give our students sound training and a strong physical advantage. We want them to achieve the intangibles: self-discipline, self-confidence, and self-respect.

Our Staff


Lauren Miller

Lauren has been coaching gymnastics since 1977 and has coached and choreographed for Junior Olympic & Elite level competitors on the national and international scene. Lauren was a high school and private club competitor and has been a gym owner for the past 22 years.


Mackenzie Miller

Mackenzie was a Junior Olympic competitive gymnast for five years and classically trained ballet dancer for 12. She has been coaching all levels of recreational and competitive gymnastics for over 10 years. She is the previous owner of TumbleKids Kailua, HI, before moving back to Massachusetts to be closer to family!

Team Head Coach

Hayley Miller

Hayley was a competitive gymnast for TumbleKids Watertown and has been the head coach at TumbleKids USA Winchester for the last four years. She has a BS in Economics from Skidmore College and has been coaching all levels of gymnastics for more than 10 years.

Recreational Program Director

Vincent Metrano

Vincent is the former Ninja Director for TumbleKids Kailua, HI, and physical education teacher for Kailua Elementary School before moving back to Massachusetts to be closer to family. He has been coaching all levels of recreational gymnastics and ninja classes for three years. Vincent has a degree in audio engineering from Full Sail University.

Get In Touch!

Call TumbleKids USA Winchester today to speak with a coach and see what program is best for your child. We look forward to meeting you and your family!

(781) 721-1144