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FLL UNEARTHED Innovation Project: Get a Jump on Research and Ideas!

FLL Unearthed Logo

The 2025–2026 season of FIRST LEGO League, called UNEARTHED, officially launched on August 5, 2025, and invites teams to explore the underground world—from tunnels, buried cables, and pipes to hidden ruins and ancient artifacts. The earlier your team starts thinking, researching, and brainstorming, the more time you'll have to investigate clues, solve ancient puzzles, and build a strong, future-shaping project through curiosity and teamwork.

You can watch the reveal video here: https://www.youtube.com/watch?v=exWkcUBS0j8


Using LEGO® SPIKE Prime or MINDSTORMS EV3 robots, teams will complete missions on the field that simulate real underground challenges. But just as important as the Robot Game is, the Innovation Project is even more significant.

What Is the Innovation Project?

Each FLL team will:

  • Identify a real-world problem related to underground systems or exploration

  • Learn how it affects people, places, or the environment

  • Research and learn about that problem

  • Develop a creative solution

  • Share their solution with others

The Innovation Project is a chance for teams to think like scientists, engineers, and inventors. It’s about solving problems that exist in the real world.

How to Start Your FLL UNEARTHED Innovation Project Research

To begin, teams should look for a real problem related to the underground theme. Below are some ideas and topics that fit the season and can lead to strong, meaningful projects:

Underground Infrastructure

  • How do cities detect broken pipes and leaking cables underground?

  • Can we design better ways to repair things below the surface without digging everything up?

Archaeology and Ancient Discoveries

  • How can we safely uncover old buildings, tools, or fossils buried underground?

  • Can robots help archaeologists dig carefully and avoid damaging fragile objects?

Underground Environments

  • What kinds of life exist in caves or deep underground?

  • How can we explore these places without harming them?

Urban Planning and Transportation

  • How can we design better subway systems or underground walkways?

  • Can we build underground spaces that are safer, more affordable, or more eco-friendly?

Monitoring and Safety

  • Can we build sensors that tell us when the ground is shifting or in danger of collapsing?

  • How can we track underground pollution or rising water levels?

Robotics and Exploration Tools

  • How can we design robots that work well in small, dark underground spaces?

  • Can we create tools to map tunnels or underground areas more accurately?

Why This Matters

The Innovation Project is not just a school assignment — it’s a real-world challenge. Many cities, scientists, and engineers are already working on these problems. Your team’s idea could help inspire real solutions in the future.

It’s also one of the three judged areas of the competition, along with the Robot Game and Core Values. Doing well on the project can help your team stand out — and it’s a great learning experience, too.

Want Help Getting Started?

If you’re new to FLL or want more ideas, check out our other blog posts for:

  • Robot game tips

  • Mission breakdowns and strategy

  • Innovation Project brainstorming tools

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