Beam & Balance

BUILD • BALANCE • BEAM

1 · First Reflection

Guide the red beam over the wall.

Mechanics

Optics

Build from the floor. Drag a corner or the round handle to rotate. Mouse-wheel rotation starts off to prevent accidents.

Build mode · choose a tool

0 pieces · par 3

0.0° n 1.50

Brilliant!

★★★

Every beam found its target.

Welcome to the workshop

Build a stable machine, let gravity settle it, then guide every color to its matching target.

1 · BuildChoose a tool. Drag it into place and pull a corner to rotate it.

2 · BalancePress Test. Blocks tip, weights pull, and springs bounce until still.

3 · BeamLasers fire only after the construction settles.

△ Prism: splits white light into a full rainbow; only RGB bands light targets.▱ Glass: refracts a beam. Select it to tune its index n = c/c′.╱ Splitter: makes a reflected and a transmitted beam.RGB Filter: passes only its selected color.▰ Blocks: bricks, pillars, and beams build different structures.〰 Spring: links wooden blocks. Select its coil to tune stiffness K.⌁ Snap clamp: mirrors, prisms, splitters, and filters clamp to touching wooden pieces and move with them. Glass remains loose.

Player profiles

Save every construction, solved level, and setting under a player name on this device.

Saved players Player name Password

Passwords provide simple family-friendly privacy and are stored only as a hash. Players live in this browser; export JSON to move one to another phone or computer.

↑ Import JSON