We offer a few different OPEN GYM opportunities with EVERY FUN THING A KID CAN IMAGINE!!!. All events are for boys and girls 5-15 yrs (members 4 & older). Experience all we have to offer in our made-for-kids mega-gym for less than you'd pay a baby-sitter!

Ninja Adventure Open Gym



WE HAVE DISCONTINUED WEDNESDAY OPEN GYM 5-8pm and SATURDAY OPEN GYM 10-1pm to accommodate our growing classes and teams.


You can rent our facility for your PRIVATE birthday party, field trip, team party, or family reunion. Available year-round and we can guarantee perfect weather for event. Contact us for rates.

Super Open Gym

When O'Fallon Schools are OUT - Gym is In at Midwest Twisters. Both Gyms Open!

                                       11am - 2 pm 

Only $10 for 3 hours   ages 5 - 15; (4 yr-old members accompanied by parent ok) 

Sorry, no 3 yr-olds, no exceptions.

                                           UPCOMING SUPER OPEN GYMS


Friday, October 11

  Monday, October 14

Friday, October 25

Monday, November 11

Wednesday, November 27

Friday, November 29

Monday, December 23

Friday, December 27

Monday, December 30

Friday, January 3

Monday, January 6

Monday, January 20

Friday, February 14

Monday, February 17

Monday, March 2

Wednesday, April 8

Friday, April 10

Monday, April 13

Parents Night Out

Our 'Parents' Nights Out'  are select Saturdays from 6-10 pm. Doors Open at 5:30. Your child will get 4 hours of Twisters' Style fun with Both Gyms Open. See the schedule below for dates. 

RSVP at the front desk or by phone. Members: $20   Non-members: $25   Walk-ins add $5

For ages 5 - 15; Members 4 and older.               Sorry, no 3 yr-olds, no exceptions.

                                                Saturday, September 21

                                                Saturday, October 19

                                                Saturday, November 16

                                                Saturday, January 18

                                                Saturday, February 8

                                                Saturday, March 14

                                                Saturday, April 18

         No outside food or drinks permitted - we provide healthy snacks and water. 

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