Become a rock detective! Sort igneous, sedimentary, and metamorphic specimens and master the rock cycle.
Igneous · cooled magma
Sedimentary · layers
Metamorphic · heat + pressure
Pick your grade level:
Tap the correct answer (or press 1–4). Read the texture clues on each specimen! Build a streak for bonus points, but a wrong answer costs a life (♥). The game learns your weak rock family and quizzes you on it more. 🪨