Loadpath Assembly Yard
Assemble, brace, and proof-load ten idealized bridge rigs while physical catches expose mechanisms and model limits.
More engineering creations

Zipper Works
Operate a transparent Y-channel, inspect five modeled part families and close 36 independent elements past a removable pair.

Lockstitch Theatre
Orbit a live 301 lockstitch cutaway, inspect five modeled parts, freeze four formation beats and shift the interlock through fabric.

Escapement Bench
Slow, step and inspect a modeled lever escapement through unlock, impulse and free-swing phases.

Differential Works
Cut open an ideal automotive differential and control its carrier, spider and two wheel speeds.

Four Signals
Solve three-dimensional receiver position and clock bias from four modeled GPS pseudoranges.

Span Drive
Build mixed-material bridges and carry six gravity-tuned vehicles across 100 handcrafted physics challenges.