Monthly Archives: September 2011

Progression on Ratios and Proportional Relationships

Here is a draft of the Progression on Ratios and Proportional Relationships. This one took a long time because there is a lot of conflicting and confusing language about ratios and proportional reasoning out in the field, and we struggled … Continue reading

Posted in Progressions | 57 Comments

Videos about the standards

The Hunt Institute has produced some videos featuring the lead writers (including me) talking about various aspects of the standards. Most readers of this blog probably already know everything that is in them, but you might find them useful in … Continue reading

Posted in Uncategorized | 5 Comments