# Open Gym at TNT Gymnastics & Fitness > Program for families in the Jacksonville area (FL). Times are Eastern Time. - When: Preschool open gym Wednesdays 10–11 a.m. (walking–6 yrs); Homeschool open gym Fridays… - Where: TNT Gymnastics & Fitness, 2683 St Johns Bluff Rd S., Ste 107, Jacksonville, FL 32246 - Ages: Preschool: Walking-6 Yrs. Old; Homeschool: Walking-12 Yrs. Old - Price: Fee not printed on the events page - Schedule: Preschool open gym Wednesdays 10–11 a.m. (walking–6 yrs); Homeschool open gym Fridays 1–2 p.m. (walking–12 yrs) - Organizer: TNT Gymnastics & Fitness - Official page: https://www.tntgymfit.com/ - Last checked: Sat, Oct 24 Source: Grassy Knees is a directory of real family events, places and programs for kids across major U.S. metro areas, where every listing is researched from the organizer’s own page and shows the date we last checked it. https://grassyknees.com covers 42 metro areas as of Oct 24, 2026, with more added regularly. About: https://grassyknees.com/about Freshness: listings are re-checked on a daily research run (latest check 2026-10-24), and new events are added as organizers post them. Sell-outs, weather cancellations and time changes show up on the live page first: https://grassyknees.com/jacksonville/activities/open-gym-at-tnt-gymnastics-and-fitness--listing-ded5e07beb214fa1fefb2c53 ## About Weekly drop-in open play at a Southside gymnastics gym, designed to let kids burn off energy in a safe, clean, climate-controlled space. The Wednesday morning session is for preschoolers from walking age to 6, and the Friday afternoon session is for homeschooled kids from walking age to 12. No pre-registration is needed; staff sign children in on arrival. ## Similar picks in Jacksonville - [Preschool Gymnastics at TNT Gymnastics & Fitness](https://grassyknees.com/jacksonville/activities/preschool-gymnastics-at-tnt-gymnastics-and-fitness--listing-ae780aeafe7a055d1c68a289) — Weekly classes; days and times in the gym's class schedule and parent portal · TNT Gymnastics & Fitness · From $10 · checked Oct 24. A preschool gymnastics program in its own enclosed area with equipment scaled to toddlers' smaller hands and bodies. Parent TOT is a 45-minute class where a grown-up and child… - [Swim Lessons, Family Swim and Open Swim at Goldfish Swim School — Saint Johns](https://grassyknees.com/jacksonville/activities/swim-lessons-family-swim-and-open-swim-at-goldfish-swim-school-saint-j--listing-5f1d26284d999acbcd3b8f07) — Lessons Mon 1–7 p.m., Tue 11 a.m.–7:30 p.m., Wed–Thu 9:15 a.m.–7:30 p.m., Fri 12–4 p.m… · Goldfish Swim School — Saint Johns, St Johns · Ages 0–12 · From $31 · checked Oct 24. An indoor swim school in a warm pool on County Road 210 in St. Johns. Weekly lessons are one 30-minute class each week, with flexible scheduling and up to 12 free make-up… - [Evergreen Pumpkin Run 5K and 10 Mile](https://grassyknees.com/jacksonville/activities/evergreen-pumpkin-run-5k-and-10-mile--listing-d990688993786ca226f86752) — Sun, Oct 25 · 8:00 AM · Evergreen Cemetery · From $35 · checked Oct 24. The annual Evergreen Pumpkin Run, a 10-mile race and a 5K through historic Evergreen Cemetery in north Jacksonville. The entire 5K course is lined with pumpkins and runs under… - [Jacksonville Icemen Halloween Game](https://grassyknees.com/jacksonville/activities/jacksonville-icemen-halloween-game--listing-3df410e248ff59b23cfd91ff) — Sat, Oct 31 · 3:00 PM · VyStar Veterans Memorial Arena · Paid · checked Oct 24. A Saturday-afternoon ECHL pro hockey game downtown: the Jacksonville Icemen host the Atlanta Gladiators on Halloween at VyStar Veterans Memorial Arena, with a 3 p.m. puck drop… ## More for families - [This weekend in Jacksonville](https://grassyknees.com/jacksonville/this-weekend) (Markdown: https://grassyknees.com/jacksonville/this-weekend.md) - [Things to do with kids in Jacksonville](https://grassyknees.com/jacksonville) (Markdown: https://grassyknees.com/jacksonville.md)