This brain teaser challenges your math and observation skills by guessing missing cube bricks in a 5-cubed volume. It's a fun, minimalist game designed to train cognitive function and sharpen your mind through increasingly difficult levels.





10+ similar games compared and reviewed
Whether you want more options like Summable or a completely different take on the same concept, our curated list of 10+ similar apps and games has you covered. Updated for 2026 with the latest ratings and comparisons.










This brain teaser challenges your math and observation skills by guessing missing cube bricks in a 5-cubed volume. It's a fun, minimalist game designed to train cognitive function and sharpen your mind through increasingly difficult levels.






A collection of classic and modern puzzle games designed to evoke nostalgia. It offers unlimited, auto-generated puzzles across various categories like word, number, and logic challenges. The app is free, ad-free, and regularly updated with new games.