"Math on Chalkboard" is an Android application developed by Math and Games Studio that provides a fun and interactive way to enhance mental arithmetic skills and improve the memorization of multiplication and division tables. The application consists of 6 age categories, from preschool to 5th grade, with relevant topics that include addition and subtraction, comparison, multiplication and division tables, mixed operations, operations with fractions and decimals, and number sequences.

All the math exercises are grouped by levels, and the application features a multi-level system with increasing difficulty. After selecting the age category and topic, users can choose to practice exercises or test their skills with timed tasks. The application also features an animated chalkboard for self-training, sound effects, multi-language support, and statistics showing the number of levels on the topics.

Overall, "Math on Chalkboard" offers more than 4,000 math exercises on different topics, providing a comprehensive and engaging way to improve math skills for users of all ages.