1. Using Computer Simulations and Culturally Responsive Instruction to Broaden Urban Students’ Participation in STEM

   • Jacqueline Leonard
   • Joy Barnes-Johnson
   • Brian R. Evans

   OriginalPaper 10 January 2019 Pages: 101 - 123

   

2. Dragging as a Geometric Construction Tool: Continuity Considerations Inspired by Students’ Attempts

   • Marita Barabash

   OriginalPaper 06 March 2019 Pages: 124 - 144

   

3. Evolution of a Task Domain

   • John Mason

   OriginalPaper Open access 09 January 2019 Pages: 145 - 165

   

4. “The Other Ten”: Order Irrelevance and Auden’s Sense of Number

   • Sheree Rodney

   OriginalPaper 01 February 2019 Pages: 166 - 177