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Quick reflex math test for times tables, mental math & fast calculation tricks
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More 25 levels for effective and successful development of the mental arithmetic
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If you are a beginner, you just have to learn how to defend your pieces!
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Game for the smartest! Do you have enough memory to go through this?
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Tricky Nonogram puzzles reward you with beautiful solution pictures at the end!
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A program for men to control the degree of codependency with their partner.
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Wonderful head game based on the famous mathematical theorem about four colors.
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Games and tasks for the development of spatial reasoning
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The app measures the pulse rate by optically detecting the microscopic movements
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Arithmetic trainer made in a playful way. For both children and adults!
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The Beck Depression Scale is a questionnaire for identifying significant symptoms of depression.
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For easy memorization. Contains collection of Russian and German poems
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Wonderful game that requires your attention and strategic thinking.