Marble Engine

Marbles in. Answers out. Marble Engine is a cozy 3D programming puzzle game. Every marble is a piece of data: numbers, letters, true or false. Lay conveyor belts, drop in machines and turn the marbles coming out of the hoppers into exactly what each order asks for. No code to type, just machines you can watch think. LEARN BY BUILDING RAM, your cheerful robot foreman, walks you through 100 orders across 10 chapters. Start with a single belt, then add, compare, branch and loop your way up to sorting, searching, palindromes, Fibonacci and the Collatz conjecture. Every order comes with test sets, so you always know whether your factory really works. 15 MACHINES, ZERO CODE • Arithmetic mills, transmuters and stampers for math and type changes • Sorters, evaluators and control valves for logic and branching • Registers, accumulators, stack towers and memory banks to remember things • Loop…