Central Florida · Adult LEGO® Fan Community · Free to join

RenLUG – Central Florida LEGO® User Group

Central Florida’s LEGO® club for Adult Fans of LEGO® (AFOLs).

An inclusive adult LEGO® community for serious builders, creators, and collaborators — inspiring builders since 2019.

RenLUG brings Adult Fans of LEGO® (AFOLs) together to build, learn, and share — from personal MOCs to large-scale collaborative creations, public exhibitions, hands-on STEM programs for kids and families, and community partnerships across Central Florida.

Wherever we can, RenLUG puts bricks in people’s hands — not just on display. Our Play Brick Build Zone lets visitors free build or tackle creative challenges, while Royal Rally Racing has kids — and more than a few adults — designing and racing their own LEGO® gravity cars.

RenLUG serves the greater Orlando metro region — core membership in Seminole, Orange & Lake Counties, with programs and events spanning nine counties and 9,500+ square miles across Central Florida, plus a growing membership presence beyond that footprint. See our full service area →

RenLUG Royal Rally Racing℠

Florida’s only LUG-Operated Gravity LEGO® Track!

Hands-on LEGO® STEM fun for builders, students, scouts, and families across Central Florida.

🏁 Recognized with the Maker of Merit Award at Maker Faire Orlando 2025

What Is RenLUG Royal Rally Racing?

Royal Rally Racing is RenLUG’s signature gravity-powered LEGO® car racing program — one of Central Florida’s most distinctive interactive STEM experiences. Built on RenLUG’s founding roots in FIRST® robotics and STEM outreach, the program brings engineering, physics, and creative problem-solving to life through the universal language of LEGO® and the thrill of a race.

The program grew from RenLUG’s earlier LEGO® downhill racing activities and expanded significantly in 2024 with a professional 3-lane, 35-foot track and electronic timing system. In early 2025, the program adopted the RenLUG Royal Rally Racing name and identity, establishing the signature program that RenLUG continues to bring to community events and public exhibitions.

The RenLUG Royal Rally Racing program is regularly featured at public events and exhibitions, including Maker Faire Orlando, EpicVerse Comic Con, and a variety of local community festivals & STEM events, bringing interactive LEGO® engineering and racing to audiences throughout Central Florida.

The track itself is a professional-grade 35-foot, 3-lane aluminum Best Track brand Pinewood Derby racing system — the same equipment used in official Pinewood Derby®, Awana® Grand Prix, Royal Rangers, and Girls’ Fast Track race competitions — running custom LEGO®-built cars. An optional loop or truck extension can be added for events where space and audience call for something extra. Fast, loud, and genuinely exciting for all ages.

RenLUG Royal Rally Racing is Florida’s only LUG-operated gravity LEGO® racing program. There is nothing else like it in the state.

A person setting up a LEGO® racing track in front of a colorful backdrop featuring a dragon silhouette, with the RenLUG logo visible.

How It Works

  1. Build Your Racer — Design a gravity-powered LEGO® car from available bricks and specialty parts.
  2. Test & Tweak — Adjust weight, aerodynamics, and wheel placement for maximum speed or distance.
  3. Race Time! — Launch cars down the RenLUG Royal Rally track and see who wins.
  4. Learn & Iterate — Refine your design, race again, and explore the STEM concepts behind every choice.

📋 Track Your Progress — The Royal Rally Racing Card

Every racer receives a Royal Rally Racing card — a keepsake driver’s license on one side and a personal data log on the other. Name, date, blocks used, and up to six run times recorded in the racer’s own hand. That’s not just a souvenir — it’s a personal engineering dataset. How did weight affect speed? Did more blocks help or hurt? Participants leave with documented evidence of their own design process, and the answer to those questions written in their own handwriting.

Key Features:

  • Open to builders of all ages and skill levels
  • Teaches engineering, physics, and design principles
  • Hosted at schools, libraries, museums, scout events, and community programs

Event Highlights:

  • Interactive STEM Learning – Explore physics, engineering, design, and problem-solving
  • Custom LEGO® Cars – Participants build their own LEGO® racers
  • Scout-Friendly Racing – LEGO® or traditional Pinewood Derby cars can race down the Royal Rally track
  • Awards & Recognition – Prizes options for speed, distance, design creativity, and innovation
  • Community Fun – Encourages collaboration, learning, and social engagement across all ages

The digital scoreboard tracks times and results — so every race is official.

🏎️ From LEGO® Gravity Cars to Formula 1 — The Engineering Is the Same

Every Royal Rally Racing participant is doing what Formula 1 engineers do: design a vehicle, make choices about weight and shape, test it against real-world physics, analyze the results, and iterate. The scale is different. The principles aren’t.

F1 is one of the most engineering-intensive sports on earth — and it starts with exactly the kind of question a Royal Rally Racing builder asks at the start line: what would make this faster? Weight distribution, center of gravity, drag, rolling resistance — these aren’t abstract concepts when you’re holding your car at the top of a 35-foot track about to find out if your theory was right.

RenLUG celebrates the connection between LEGO® building and real-world engineering — including the engineering that defines Formula 1. Watch for F1-themed builds and displays at select RenLUG events, and follow us on Instagram and Facebook where we tag current LEGO® themes including #LEGOF1 and #Formula1.

Who Can Participate

RenLUG Royal Rally Racing is designed for public events and community programs — open to all ages, no experience required.

Libraries & Community Events — Interactive public programming that draws crowds and keeps participants engaged across all age groups. Our most common and highest-impact use of the track.

Schools & Homeschool Groups — Hands-on STEM learning through LEGO® engineering challenges. STEM facilitation and learning guides provided; full curriculum currently in development.

Scouts — The Royal Rally track is fully compatible with traditional Pinewood Derby cars, making it a natural fit for scout troops. If a scout shows up with a Pinewood Derby car at any RenLUG event, we’ll race it.

Science Centers & Museums — Interactive programming that complements existing STEM exhibits and brings repeat visitors back.

Corporate & Community Groups — Team-building and creative workshops using LEGO® engineering challenges.

Adult Learners & Lifelong Builders — Royal Rally Racing isn’t just for kids. Adult participants engage with the same engineering principles — weight distribution, center of gravity, aerodynamic drag — that professional designers apply to real-world vehicles. Whether you’re an engineer, an educator, or simply someone who never outgrew the thrill of building something and watching it fly, the design challenge is genuinely interesting at any age and experience level. RenLUG’s own adult members continue to discover new approaches every time the track runs.


Milestones

RenLUG’s gravity-powered LEGO® car racing grew from the group’s early hands-on building and STEM activities. LEGO® downhill racing, using simple home-made ramps, was part of RenLUG’s programming before the larger racing system that became known as RenLUG Royal Rally Racing was developed, giving members and community participants an opportunity to explore engineering, physics, design, and creative problem-solving through hands-on racing.

YearMilestone
2019 — RenLUG FoundedRenLUG founded — community STEM events, library builds, and public LEGO® programs launched from day one, built on members’ prior experience with FIRST robotics and STEM outreach. This early STEM outreach included RenLUG’s first home-made downhill ramp tracks, which were used with youth groups, homeschool organizations, and at school STEM events.
2020 — Continuing Through the PandemicWhen the pandemic disrupted in-person activities, RenLUG adapted its programming rather than stopping. Members continued connecting through virtual meetings, while RenLUG provided virtual LEGO® and STEM classes for children through Zoom.

RenLUG also encouraged children to explore gravity, motion, and engineering at home by creating their own incline ramps from materials they had available, such as cardboard and other household items. The activities kept the hands-on STEM experience going even when families could no longer participate together in person.
2021-2023 — Growing the Racing ProgramAs in-person activities returned, RenLUG resumed regular member meetings, hands-on LEGO® programming, and STEM/STEAM outreach. LEGO® derby racing continued as part of RenLUG’s hands-on STEM activities, with the racing concept developing through continued use with members and community groups.
2024 — Major Track ExpansionRenLUG expanded its LEGO® derby racing program with a 3-lane, 35-foot track and electronic timing system, made possible through a successful $3,000 fundraising campaign. The larger track transformed the activity into a more substantial interactive STEM experience and created the foundation for the program’s continued growth.
2025 — Royal Rally RacingIn early 2025, the program adopted the RenLUG Royal Rally Racing name and identity. The expanded racing system became a signature RenLUG program, bringing interactive LEGO® engineering and gravity-powered racing to public events and community exhibitions.
2026 — Expanding the ExperienceRoyal Rally Racing continues to be featured in RenLUG’s public programming and exhibitions throughout Central Florida, giving children, families, and LEGO® fans opportunities to design, build, test, and race their own creations while exploring hands-on STEM concepts.

Continued expansion across Central Florida — see 2026 calendar →

What People Are Saying

“The Royal Rally track is amazing! Our scouts loved learning while racing their LEGO® cars.” — John S., Scout Leader

“Students were so engaged in building and testing their cars. RenLUG made STEM fun!” — Michelle M., Homeschool Coordinator

Bring RenLUG Royal Rally Racing to Your Event

RenLUG provides everything needed to run a RenLUG Royal Rally Racing experience at your event:

  • Professional 35-foot, 3-lane Best Track gravity racing system with optional loop or truck extension
  • LEGO® car building station with bricks and guidance
  • Digital scoreboard and timing equipment
  • Experienced RenLUG facilitators
  • STEM facilitation materials and learning guides

Royal Rally Racing is available as a standalone program or as part of a full RenLUG event package including LEGO® displays, Brick Build Zone, Great Ball Contraption, and photo backdrop.

Request Royal Rally Racing for Your Event →

Children and adults participate in a hands-on LEGO® building activity, creating cars from colorful LEGO® bricks at a community event.