“Reasoning and Sense Making” The book study continues

I’m continuing my study of the book Focus on High School Mathematics: Reasoning and Sense Making. I’ve been going through the first four chapters again, just to get a second look at the material more closely. I found this incredible nugget in the first example on page...

Response to Intervention Research, Series #5

Recommendation 2: Instructional materials for students receiving interventions should focus intensely on in-depth treatment of whole numbers in kindergarten through grade 5 and on rational numbers in grades 4 through 8.  These materials should be selected by...