The Common Core State Standards (CCSS) include eight "Mathematical Practices" that teachers and students are encouraged to use throughout their mathematical lives. These are different from the...
Posts by Barbra
(Click aqui para leer este articulo en español.) Algebra Tiles can be extremely useful in developing early algebraic thinking and modeling certain types of problems. However, they have very...
The Common Core State Standards (CCSS) include eight "Mathematical Practices" that teachers and students are encouraged to use throughout their mathematical lives. These are different from the...
Formulas, Expressions, Relations, and Functions: What’s the Difference?
Words we use loosely throughout elementary math -- such as solve, expression, equation, formula -- suddenly gain very particular and specific meanings in algebra. Not only do some algebra teachers...
https://twitter.com/Cukalu/status/1550529549007560707 Arrays are introduced early in the elementary curriculum. As a bridge from counting to skip counting, to multiplication, and eventually the...
Meme credit: Howie Hua Factoring expressions is one of those tasks in algebra that often feel tedious and pointless. This is even more true once someone points out that the vast majority of...