Investigations3
  • About
    • About
    • Center at TERC
    • Staff
    • History
    • News
  • The Curriculum
    • Curriculum Components
    • Kindergarten
    • 1st Grade
    • 2nd Grade
    • 3rd Grade
    • 4th Grade
    • 5th Grade
  • Professional Development
    • Workshops
      • Investigations 3 in the K-5 Classroom
      • Computational Fluency K-5
      • Math Practices in INV3: MPs 1, 3, 5, 6
      • Math Practices in INV3: MPs 2, 4, 7, 8
    • Online
      • Implementing Investigations 3 in the K-5 Classroom
      • Supporting Math Learning
    • Customized PD
    • Webinars
    • FAQs
  • Blog
  • Remote Learning
    • Resources for Inv3 Educators
    • At-Home Resources
Select Page
From “Defective” Fractions to Infinite Equivalents

From “Defective” Fractions to Infinite Equivalents

by Keith Cochran | Mar 19, 2018 | 2 comments

On a recent site visit, I was observing in a fourth grade classroom. The teacher started the lesson (Unit 6, Session 2.1) by writing “3/2″ on the board and asking students to name the fraction. Most said “three halves” although one or two said “two...
Incomplete, inarticulate, ill-formed, incorrect: Brilliant!

Incomplete, inarticulate, ill-formed, incorrect: Brilliant!

by Susan Jo Russell | Oct 2, 2017 | 6 comments

Over the last decade, much of my work has been focused on mathematical argument in the elementary classroom. Observing in our collaborating classrooms, I was struck again and again by how teachers supported students to build on each other’s incomplete ideas....
  • Twitter

Whos theme My Theme | Powered by MyPress | Designed by Your Design Agency