Slingshot Physics Game 15 Levels

Builds a complete, playable slingshot physics game in your browser as a single HTML file. Includes 15 progressively harder levels with multi-floor towers, 5 bird types (standard, speed boost, splitting, exploding bomb, giant), TNT chain reactions, fragile enemies, 1-3 star scoring, saved progress, level select, and synthesized sound effects with music. Works on desktop and mobile. No images or installs needed. Easily customizable theme and levels.