Investigations in Number, Data, and Space, Grade 4: Student Activity Book

Investigations in Number, Data, and Space, 2nd Edition is a research-based, child-centered approach to teaching mathematics through engaging activities, discussions, and problem solving. Students are involved in meaningful mathematical problems, and teachers engage in ongoing learning about mathematics content and how children learn mathematics.

focusMATH Intensive Intervention fits any framework and works with any math program

 Congratulations to the Math Matters contest winners from Byron-Bergen Elementary School!
    Take a peek inside an Investigations classroom.    It Takes A Classroom