Mechanics Playground
Playable Experiments
Test, tune, compare, and promote the mechanics worth keeping.
Star Dash
Arrow keys move. Collect every star.
Play
Reactor Run
Type answers fast to keep the reactor cool.
Play
Times Table Sprint
Answer as many as you can in 60 seconds.
Play
Helicopter Flight Lab
Master momentum, turn under drift, and land safely.
Play
Lunar Journey
Plan, launch, navigate, and land with fuel to spare.
Play
Missile Defense
Predict curved threats, manage your missiles, and hold the bases.
Play