Understanding fractions is one of the most important skills that need to be developed in the mathematics curriculum. It is essential for understanding algebra and geometry and other aspects of mathematics. Yet, fractions have proven to be very difficult to understand for most students around the world.

This research guide provides suggestions for teachers and administrators looking to improve fraction instruction in their classrooms or schools. The recommendations are based on scientific research, along with the expertise and experience of successful mathematics educators, and include a variety of classroom activities and teaching strategies focused on improving students’ conceptual understanding of fractions.