Factors of 100
Case Overview
This case features a 3rd grade classroom in an urban public school that is engaged in a lesson on numbers and operations, derived from the Investigations in Number, Data and Space curriculum. About half of the students in the classroom are classified as in need of special education services, and have individualized education plans (IEPs). There are two teachers in this classroom. One is a general education teacher and the other is a special education teacher.
Lesson Details
The lesson consists of a teacher-led review of the use of arrays to model multiplication problems, as well as a small group activity during which students work in pairs using coins as manipulatives to find the factors of 100. The focal students in this case are 2 boys, one with language delay and one with attention deficit disorder, as well as a girl, who struggles with mathematics concepts and skills.