This is the first in a two-part series. The debate over what early math should look like and what should be included in the Common Core State Standards for math is one of the most contentious in ...

Searching for mathematical patterns and assist students in creating their own. In this lesson, Ms. Knarr leads the search for mathematical patterns and assists the students of Teaching in Room 9 in ...

This is the second in a two-part series. Part one can be found here. The debate over what early math should look like and what should be included in the Common Core State Standards for math is one of ...

Remember the graph paper you used at school, the kind that’s covered with tiny squares? It’s the perfect illustration of what mathematicians call a “periodic tiling of space”, with shapes covering an ...

In order to study learning in mathematics class discussion, we examined the participation, beliefs, and development of arithmetic meaning of four grade 3 students over one school year. In this paper, ...

Many years ago, a friend showed me this bit of mathematical trivia that thrilled us both no end: And then there’s the one I believed, for a while, was my own totally innovative discovery (it wasn’t).