National Science Foundation

About the Author

The National Science Foundation (NSF), established in 1950, is an independent federal agency dedicated to advancing scientific discovery, innovation, and education across the United States. As a key funder of research and development, the NSF supports a wide array of projects in science, engineering, and mathematics, fostering breakthroughs that benefit society. In the realm of educational resources, the NSF contributes to high-quality materials designed to inspire and equip the next generation of learners. Notable among these is the Teacher Edition, Math Expressions, Volume 1, LV 5, a comprehensive guide that empowers educators to deliver engaging, standards-aligned mathematics instruction to fifth-grade students, promoting problem-solving skills and conceptual understanding in an accessible format.