One ball. One grate.
A stray tennis ball hit a drain grate at a splash pad — and shot off at an angle nobody saw coming. Throw again: somewhere new. Instantly, ridiculously fun.
The bounce that started everything
A dad and his son.
Back home, the idea wouldn't quit. We started sketching, then printed a two-inch concept on a Bambu Lab printer. The concept became reality.
Father & son, co-inventors
Built on purpose.
We engineered the accident on purpose: three surfaces, each tuned to behave differently. The chaos is real — but so is the skill.
The real production geometry
