How Many Blades of Grass Are on a Football Field?

  • How Many Blades of Grass Are on a Football Field?

    Christina Nugent
    The use of a problem-based instructional task in an elementary classroom. After estimating the number of blades of grass on a football field, students write letters to explain the results of their research. Teachers will learn how to implement this task and similar problem-solving tasks in the elementary mathematics classroom.