Kobadoo Arithmetic
Sum Island
Click play to start instantly — no download needed.
About Sum Island
Step into the enchanting world of Sum Island, where numbers become your playful allies. Forge connections by strategically pairing colorful blocks, creating magical sequences. With each level offering new puzzles, hone your skills in this captivating blend of strategy and charm that rewards patience and thoughtful planning.
Play Sum Island for free online at ProGames. This math game runs instantly in your browser on desktop and mobile — no downloads or installation required. Hit play, go fullscreen, and enjoy!
