• ​New Arrivals (Newborn - 3 months)
  • New Additions (for second-time moms) (Newborn - 6 months)
  • Little Explorers (5-9 months)
  • Little Movers (10-15 months)
  • Mom & Baby Yoga
  • Mom & Baby Ballerina


  • Spanish, French & Mandarin enrichment classes (12-36 months)
  • Zumba with your Toddler 
  • Family & Me Yoga
  • Karen K & the Jitterbugs music classes (0-4 years)
  • Montessori Play & Learn (2-3.5 years)
  • Bizzy Bees (16-24 months)
  • Baby Sign & Play

Preschoolers - Early Elementary

  • Spanish, French & Mandarin enrichment classes (3 - 5 years)
  • Spanish & Mandarin immersion preschool (2-5 years)
  • Little Kids Kickboxing
  • Science Explorers (ages 3-8)
  • Montessori Enrichment (ages 3-5)
  • Karen K & the Jitterbugs music classes (0-4 years)
  • Hebrew Play
  • ​LEGO Engineering (ages 4-6)

Elementary Schoolers

  • Spanish, French & Mandarin enrichment classes (6 - 10 years)
  • Kids Zumba
  • KidQuest adventure classes (5 to 8 years) 

Middle Schoolers

  • Kids Kickboxing
  • ​Kids Circuit Training

High Schoolers

  • Teen Yoga
  • Teen Kickboxing


  • Prenatal Yoga
  • New Parent Support Groups & Workshops
  • Childbirth Preparation
  • Infant CPR and Safety

Email for more information on any of the above programs.

Closures & changes due to inclement weather are posted on the day of the event in the calendar. Full calendar view HERE.

Facility Rentals

Are you a child or parent-friendly organization or business looking for space or classrooms to rent? Or perhaps you are a playgroup looking for a fun indoor space for your group? Our space is also ideal for baby shower rentals, birthday party rentals, or other special events. Fill out this request form or contact us at for more information about facility & classroom rentals.

Kids Kickboxing Teen Kickboxing Kids Zumba Mom & Baby Yoga Teen Yoga Kids Circuit Training Teeny Tiny Yogis Zumba with your Toddler Family and Me Yoga Healthy Birthday Parties

by H2K Happy Healthy Kids Fitness

The JCCs of Greater Boston is well known for serving families with young children with quality driven programs that focus on providing a welcoming environment where enrichment, learning and connections can grow and thrive. 

The Arlington location hosts a range of engaging classes, programs, and events for parents with newborns through age five. The Early Parenting program includes pre and post-natal parent workshops, new mom and parent classes, child development classes, lactation support and infant feeding support. The JCC also offers Enrichment classes including Jitterbugs Music, a weekly Friday PJ Library Books and Blocks Drop-in and ongoing programming and events for older children. 

(617) 841-8009

H2K, Happy Healthy Kids Fitness Studio is a safe, nurturing and non-
competitive environment for children to stay fit, while building
self-esteem and having fun!


H2K Specializes in kids yoga, kids zumba, kids kickboxing, teen classes,  mom and me yoga, mom and me zumba and healthy birthday parties!!

(978) 261-5950



Yak Academy offers weekly Classes, Camps and Preschool that capitalize on a child's window of opportunity for language, which research has shown to be from birth to about age 10. Using play-based immersion techniques, we create a fun environment where children naturally absorb language through song, movement, and activities.





(781) 479-2547


After School Program

for Arlington elementary schools 


see below for more details

Bilingual preschool Spanish preschool

Spanish, Mandarin, & French language

immersion classes for kids

Spanish preschool

Mandarin preschool

Camps, Parents Nights Out & More!

by Yak Academy Language Center

Science classes for kids ages 3-8

                               by Science Explorers

Classes at Ready, Set, KIDS!:


Ready, Set, Kids will be offering a new After School Program for the '17-'18 school year with transportation from Arlington schools. Featuring our play-based, quality enrichment programs. Options for Spanish, science, movement, and more! Email for more information.

Detailed information:               Program Flyer                  Parent Handbook (includes pricing information)             Online Initial Enrollment Form*

*Initial online form is first step of registration process. Once filled out, you will receive an email confirmation and next steps.

Jitterbugs Music, with Karen K.

Pre and post natal parent workshops

Lactation support

Infant feeding support

Weekly drop-ins and much more!

by JCCs of Greater Boston

Ready, Set, Kids! is a shared space; a comprehensive enrichment, learning, and fitness center working to nurture the minds and bodies of our community's children and families. It is a collaboration among these fantastic organizations:

​​​Voted by Boston Parents Paper -

Top 5 Family Favorite:

-Best Foreign Language Classes

-​Best Sports Classes

Donations for Room to Grow

Ready, Set, KIDS! is a collection site for donations of baby items to a wonderful charity, Room to Grow, serving babies born into poverty. Because Room to Grow offers a special opportunity for families in poverty to obtain needed baby essentials that are in excellent condition, we ask that all donations are new or nearly new. Please, nothing stained, teethed on, worn in appearance, or missing parts.  We DO NOT accept car seats or crib donations. 

​​Donation Drop-Off Times: Tuesdays 9:30am-11:30am, Wednesdays 9:30am-1:30pm, Saturdays 9:00am-12:00pm


Getting here:

Ready, Set, Kids! is located at 284 Broadway, Arlington, MA, on the corner of Broadway and Franklin St, next to Helena's.


One and two-hour street parking is available on Broadway and on Massachusetts Ave.

There are two municipal parking lots within a few blocks of the center. The Broadway Plaza lot (in front of Starbucks) has two-hour parking, and the Russell Commons lot off of Medford Street has three-hour metered parking. 

Parking is NOT permitted in the Play Time lot.