The first reaction is almost always the same. Someone looks at the pile of LEGO bricks in the middle of the table and laughs — a little nervously. Then they look around to see if everyone else is as unsure as they are. Then they start building.

Twenty minutes later, something has shifted.

LEGO Serious Play (LSP) is one of the most disarming facilitation methodologies I use with teams — and consistently one of the most effective. Not because there's anything magic about the bricks, but because of what building with your hands does to the thinking that usually stays locked in people's heads.

Where LEGO Serious Play comes from

LSP wasn't designed as a team-building exercise. It was developed in the late 1990s by researchers working with the LEGO Group, drawing on principles from constructivist learning theory — specifically, the idea that people learn and think more effectively when they're building something tangible, not just talking or listening.

The methodology was refined through academic collaboration and eventually released as an open-source facilitation framework. It's since been used by organizations including NASA, Google, and the United Nations. The bricks are a delivery mechanism for a rigorous facilitation process — not an icebreaker.

That distinction matters, because LSP is often dismissed as novelty before people experience it. The dismissal usually disappears within the first 15 minutes.

What actually happens in an LSP session

A LEGO Serious Play session is built around a series of building challenges, each tied to a specific question or problem the team is working on.

Participants aren't asked to build something literal. They're asked to build a metaphor — a physical representation of an idea, a relationship, a dynamic, or a future state. Then they're asked to explain what they built and what it means.

This is where it gets interesting.

The act of building with your hands engages a different kind of thinking than the act of speaking or typing. It slows you down. It forces specificity — you can't build a vague metaphor, so you have to actually figure out what you mean. And it externalizes thinking that would otherwise stay internal and unexamined.

By the time someone explains their model, they've often articulated something they didn't know they thought until their hands built it.

Why it works for teams specifically

Everyone has a voice — structurally.In most meetings, 20% of the people in the room do 80% of the talking. LSP is designed to prevent this. Every participant builds. Every participant explains their model. The facilitator holds that structure. The result is that the quietest person in the room has exactly as much airtime as the most senior one.

This isn't just fairness. It's quality control. The person who rarely speaks in meetings is often the one carrying the most accurate read on what's actually happening. LSP creates conditions where that perspective surfaces — sometimes for the first time.

It makes the invisible visible.Teams carry a lot of shared assumptions, unspoken tensions, and invisible dynamics that everyone feels but nobody names. When you ask a leadership team to build a metaphor for "how decisions actually get made here," you get a very different conversation than if you ask them to describe it verbally.

The model sitting on the table can be pointed at, questioned, and modified in ways that a verbal statement can't. It makes abstract things tangible enough to examine together.

It lowers the stakes of honesty.When a difficult truth is embedded in a LEGO model, it's slightly easier to say. The metaphor creates a small amount of distance — enough that the person can say "this is what I built" rather than "this is what I think," which makes it easier for both speaker and listener to stay curious rather than defensive.

This is particularly useful for leadership teams where the hierarchy makes honesty expensive. The bricks flatten the room in a way that most facilitation methods can't.

What a session might look like

I use LSP for a range of team challenges, including:

Team identity and values work — Building individual models of "what I contribute to this team" and then connecting them into a shared landscape reveals both alignment and genuine difference in how team members understand their roles.

Strategic visioning — Asking a leadership team to build a model of where the organization is now, and a separate model of where it needs to be, generates more honest conversation about the gap than almost any other method I've encountered.

Conflict and dynamics work — Building metaphors for team dynamics allows difficult patterns to be named and examined without the conversation becoming personal. You're talking about the model, not about each other.

Problem-solving — For complex, ambiguous problems where the team keeps going in circles, LSP can break the loop by forcing a different kind of engagement with the problem.

What it is not

LSP is not a replacement for hard conversations. It's a way into them.

The building is a starting point — a way to get thinking out of people's heads and onto the table where the team can work with it together. The facilitation that follows is where the real work happens. Without skilled facilitation, LSP can feel like a novelty. With it, the bricks become the least interesting thing in the room.

It's also not appropriate for every situation. I wouldn't use it when a team needs rapid, linear decision-making, or when the group isn't ready to be honest with each other at all. Like any methodology, it has a context where it thrives.

The moment it works

There's usually a moment in an LSP session when the room gets quiet in a different way — not the quiet of people waiting for someone else to talk, but the quiet of people actually thinking. Someone has just explained their model, and something in what they said has landed differently than expected.

That moment is what the methodology is designed to produce. Not LEGO. Not play. The thinking that becomes possible when you change how people are using their hands, their imaginations, and the space between them.

Designfulness facilitates LEGO Serious Play sessions for leadership teams, cross-functional teams, and organizations navigating complex change. [Book a discovery call] to talk about whether LSP is right for your team.

‍