LEUCHTWALZEN · AN ATLAS OF SMALL WONDERS

Follow a spark.
Make a little magic.

Somewhere between a clever move and a happy accident,
a whole little world is waiting. Come meet Lumo.

01 / JUST ARRIVED?A first spark.

Three complete guest games.
Open one and begin.

Try a guest game

02 / FRESHLY IMAGINEDThe maker’s cabinet.

Twenty original challenges.
One curious collection.

Step into the Foundry LUMO keeper of bright ideas

115 games to discoverOpen the full atlasFree to play UK · 18+

YOUR ARRIVAL STATION / 01

One small move.
You’re already exploring.

No sign-up for these three. Pick a door, learn by doing, and stay for as long as the curiosity lasts.

GUEST PASS01

Memory

Rune Memory

Two tiles. One connection. Let your memory find the way.

Play as a guest

GUEST PASS02

Number puzzle

Starlight Merge

Slide, combine and give a little number room to grow.

Play as a guest

GUEST PASS03

Brick arcade

Prism Breaker

Keep the light in motion. Find the rhythm in every rebound.

Play as a guest

Guest progress stays on this device. An account keeps new results and compatible saved rounds together.

All 115 games, with a free account

THE MAKER’S CABINET / 02

Ideas you can
almost hold.

A city with a secret. A quilt with a question. A tiny courier with a plan. Twenty original games, each with a mind of its own.

See all 20 Foundry originals

CABINET No. 01 · LOGIC IN THE CLOUDS

A skyline with
a hidden order.

Read the clues. Place the towers.
Make a city that finally makes sense.

Skyline SanctumDiscover the challenge No. 02

Polyomino packing

Which way does
your mind wander?

There’s no wrong direction.
Choose a mood. Follow a real game.

A quiet desk, a fresh problem, a satisfying moment of clarity.

YOUR NEXT COORDINATE Skyline Sanctum sculpted game world

Find the hidden logic.

Skyline Sanctum

Raise four crystal towers in every avenue.

Explore this game

SIX DIFFERENT DIRECTIONS / 04

A whole world
between the categories.

Take the thoughtful path. Follow a flash of movement. Or start with something reassuringly familiar.

54 discoveries

Puzzles

One piece changes everything.

20 discoveries

Strategy

Think a few moves into the future.

18 discoveries

Arcade

A small spark of momentum.

9 discoveries

Words

Let a different meaning emerge.

7 discoveries

Cards

A familiar ritual. A fresh deal.

7 discoveries

Sports

Find your own perfect arc.

THE COMFORT SHELF / 05

A familiar feeling.
A fresh little challenge.

Browse every discovery

Arcade

Moon Golf

Mini golf· Free account

Play

NOTES FROM THE JOURNEY

Take a thought
with you.

A few practical ideas for finding your rhythm, keeping a place and enjoying the puzzle in front of you.

Open the field notes

01 / OBSERVATION

Look for the thing
that cannot change.

A small observation can open a very stubborn puzzle.

02 / KEEPING A PLACE

Some ideas deserve
a second sitting.

Your favourites, personal records and compatible saved rounds.

03 / FINDING YOUR RHYTHM

Get comfortable.
Then get curious.

Touch, keyboard, pause and sound, at your pace.

A LITTLE ORIENTATION

Before your
next bright idea.

Visit the help desk

01What is the Foundry collection?

Twenty original Leuchtwalzen challenges inspired by light, motion, shape and logic. Each has its own rules, a complete challenge, undo, pause and restart.

02Can I try a game before joining?

Rune Memory, Starlight Merge and Prism Breaker are complete guest games. Automatic catalogue previews let you look at every other game without saving results.

03What does an account cost?

Nothing. There are no purchases, subscriptions, deposits or prizes of value. Registration opens all 115 games immediately after you confirm UK residency, age 18+ and the Terms. No email confirmation is needed.

04Where does my progress live?

Favourites stay in your browser. Compatible account saves and completed results follow your sign-in. A clear status message tells you whether a save succeeded.

Follow a spark.
Make a little magic.