Algebra tiles are arguably the most common and useful manipulative in the algebra classroom. They are also one of the most misunderstood. Advocates are wholehearted and love to show off the exciting...
Category: Algebra and Trig for Students and Parents
What Are the Math Practices, and What Do They Have to Do With Me?
The Common Core Math Standards adopted by many US states are an attempt to establish consistent, age-appropriate, research-backed goals for math learning. This allows more easeful transitions for...
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...
The next-to-last step of any problem solving should be checking your answer for reasonableness. (The last step, of course, is stating the answer clearly and completely.) Often when we're working...
(Click here to read this post in English.) Los mosaicos algebraicos puede ser extremadamente útil para desarrollar el pensamiento algebraico temprano y modelar ciertos tipos de problemas. Sin...
"Show your work." Have you ever tried to ask a group of math teachers what this actually looks like? Answers can vary, but in general, even the teachers who say this often have a hard time describing...