This literature review investigates the purpose and importance of math facts instruction at the elementary level. Being able to know basic math facts both fluently and accurately is the foundation of mathematics education. There has been research showing the lack of math facts knowledge for the students in the United States compared to their peers in other countries. Math curriculum does not focus on math facts instruction enough to achieve mastery without the use of supplemental strategies. There has been research done on the strategies to study the effectiveness. These strategies include rote memorization strategies, computer assisted instruction, educational games, and manipulatives.