Activities & Clubs

The information below is from the previous school year.  It will be updated for the current year in mid-September.  Thank you for your patience.

There are many extracurricular activities offered to students at CJMS. Check for the contact and meeting information.  Most activities will take place on Tuesday, Wednesday, or Thursday from 3:10 until 4:20.  Our After School Activity Bus (see schedule on bottom of page) will run each day at 4:30 to take students home. 
If you have questions you can reach the main office or Mr. Andrew Lee for assistance.

After School Activity Calendar      bus icon Activity Bus Dates and Routes

CJMS After School Activities 2021-2022


Jan - Mar


PTSA Flex Academies

Parent Sponsored Activities




Short Description


How do I join?


Contact for more Information 


Best Buddies:

National fellowship and service group, CJMS chapter

Details and Membership Application

Claudia Rabie     

JT Twigg 
Jennifer Giganti  


Interest Meeting:  Oct. 20

After School Meetings:
Oct. 27, Nov. 17, Dec. 15, Jan. 26, Feb. 23, Mar. 30, Apr. 27, May 25

Friendship Walk at College Park:  May 7

Book Wars: New
A competitive reading program that promotes teamwork and sportsmanship.
Printable flyer

Applications due: Friday, October 1, 2021

Sheri Massey
Kelley Knox 

Justine Levine

Meeting Dates: Every other Wednesday (October - April) beginning October 27th.

Competition Date:  TBD

Dungeons and Dragons Club New

Use this Google Form to sign up!

Zachary Morris

Our schedule is TBD. By email, dates, and meeting place will be communicated as we get a better idea of how many students are interested.

Green Team:New

Recycling and Energy Saving work and service group

Details and Permission Form

Maura Hinkle  


Oct-May- Every other Wednesday beginning Oct 6th

Homework Club:New

Drop-in Club to provide academic help from tutors and teachers.

Drop-In anytime




Thursday: Yi-Chun Lin Room 2231

Tuesday, Wednesdays & Thursdays

Intramural Sports:

Sports club where students can play different sports with peers.  Different sports run on different days - listen to announcements.

Sign up in advance to attend - Contact Sponsor

Dave Blumenthal  


TBD for each sport

October - May

1 or 2 times a week

Invent the Future:

STEM club for students who want to compete in the competition, partnered with Kid Museum.

Consult  Sponsor

Kamini Kumar  



Low Brass Club:

Instrument club for students interested in playing Low Brass and want to practice technique. 

Contact Sponsor - Tryout process

7-8 grades in Fall, add 6th grade in Spring

Scott Cameron

Room 1141

Starts Sept 1 

8th GradeThursdays

7th Grade Tuesdays

Math Team:New

CJMS Math Competition Team that competes with other Middle School Teams through the winter. 

Sign Up to try out for the CJMS Math Team!

Tryout process for all participants 

Try-Outs Sept 29th


Katy Litzinger  

October - February

Twice a month Room 1227

Minority Scholars Program (MSP): New
The Minority Scholars Program is a student leadership group aimed to give voice to our students. At the student-led meetings, discussions take place around local, global, community, and school current events.

Drop-in to any meeting - Contact Sponsor

Aly Allen

Joanne D’Souza

October 13th in 1141

Room  1141

Oct. 13, Nov. 10, Dec. 8,
Jan. 12, Feb. 9, Mar.9, Apr. 13, May 11, June 8


No Place for Hate:

School-wide group that works to create a positive and respectful culture at Cabin John.  All are welcome.

Volunteer for Committee - Contact Sponsor

Jocelyn Causey


October - June

4 Days/Month

Origami Club

This is a club for newcomers to advanced to create origami of all sorts!


Contact Sponsor and drop-in anytime


Bianca Morales

Every Wednesday in Room 1221

3:15 - 4:15 pm

Club starts on October

Student Gov’t Association (SGA): Student Leadership group that works on events and school-wide programs.  Both elected officers and volunteers from every grade participate.

Elections for officers, Drop-in anytime - Contact Sponsor

Melissa Keller

Meetings will be every other Thursday after school, 3:15-4:15 in room 2221

Meeting Dates & Events

Volunteering Club

This is a club that you can join to earn SSL hours if you don’t have enough or need more. We would do things such as making gift baskets for children in need and writing encouraging letters to hospitalized people. 

To register, please complete the following form and submit by October 8th

Registration Form:

Ms. Garguilo

Morgan Park

Veronika Khrimian

Location 2109

Meetings will start on the 12th of October and will occur every Tuesday after school. (From after buses are called to 4:45) 


Additional Activities Still to be Scheduled: These will be scheduled and promoted once the final dates and sponsors have been determined 

CJMS Spring Musical: students audition, rehearse and perform a musical

CJMS Showcase: students audition, practice and then showcase their many and varied talents (dance, singing, comedy, magic, performances, etc.) 

WINTER- School Sponsored Activities


Short Description


How do I join?


Contact for more Information


CJMS Basketball-Boys: New

School team

Tryouts required - 7th and 8th grade students only

David Blumenthal

See Schedule

CJMS Basketball-Girls:New 
School team

Tryouts required - 7th and 8th grade students only

Adrian Unger

See Schedule

WINTER- School Sponsored Activities



 PTSA Sponsored Fall CLASSES  
provided by Flex Academies 

Spring FLEX Sessions are back!

Classes begin on March 21.  Each class meets one day a week for 8 weeks. 
Registration Open:  March 21 at 5 PM - April 5 at 8 PM
Register at:

Flex Academies Contact:  Phone#:  (240) 654-0877
Print Spring Flyer




Chess Club TBA Tuesday
Tennis TBA Tuesday
Python Game Quest TBA Wednesday
Improvisation  TBA Thursday
Tennis TBA Thursday

Spring- Flex Academy Classes - Spring






Mathcounts New

Wenjun Hu

Tentative test date of 9/24, Friday starting at 3:10 pm. in the cafeteria
Tryout Registration 

Email your Questions

For students qualified into the club, weekly or biweekly meetings will be held Oct – Mar, Sundays 9am-11am.  

Model UN New

Geeta De Silva  

Model UN Registration

(Thursdays at 3:15 - 4:15pm)

First meeting on Thursday, October 7th in Room 1141, all interested students welcome to attend.  If unable to attend, please email

Odyssey of the MindNew

Ilayda Dogan
Gunay Dogan

OotM Registration
Virtual info night 8 pm, 9/22: meeting link
Fridays 3:00 - 4:30 pm at CJMS

Science Bowl 

Jon Sieg

Wednesdays, Sept 18-Mar 7
Room 2227



Monday-Friday ViewCJ Activities Google Calendar


 General After School Activity Information

Activity Bus Dates  

MCPS Academic Eligibility
MCPS After-School Rules

Bus Route Information

MCPS After-School Rules


Bus Information and Policy:

1) The after school bus should only be used by students who stay in an after school activity. Students may NOT stay after school unattended and then ride the after school activity bus.

2) Please remember to pick up your child in front of the school on the left side of the main driveway. The activity buses will load students on the right side of the driveway.

3) The after school activity bus stops have changed. The scheduled stops are listed above as Bus Route Information.