Numerical crystal orbs scatter inside circular lab tray. Merge two orbs with identical number to get one upgraded orb with doubled value. Dark obstacle stones block movement routes. Later levels spawn more orbs with less free space and extra obstacles; you lose when there is no room for new orbs.
Updated on
Jul 20, 2026
Casual
Data safety
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Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.