XtraMath helps kids gain fluency in addition, subtraction, multiplication, and division. The program is conceptually similar to flash cards. Credit: Ian Moore / mashable As COVID-19 was spreading last ...

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This game is appropriate for grade school level students. It requires students to practice counting (1-5), remember their counts, and then perform basic addition or multiplication. The hardware is a ...

Achieving fluency with basic subtraction and add-with-8 or -9 combinations is difficult for primary grade children. A 9-month training experiment entailed evaluating the efficacy of software designed ...