We asked teachers to share what they believe to be the most important qualities in a school leader. Here is the best advice any school leader is ever going to get.

In the mid-nineteenth century, work began on a crucial section of the railway line connecting Boston to the Hudson River. The addition would run from Greenfield, Massachusetts, to Troy, New York, and it required tunnelling through Hoosac Mountain, a massive impediment, nearly five miles thick, that blocked passage between the Deerfield Valley and a tributary of the Hudson.

Teens who learn that behavior can change react less aggressively to others.

"Enhancing student engagement has been identified as the key to addressing problems of low achievement, high levels of student misbehavior, alienation, and high dropout rates." - Pitt professor Ming-Te Wang

Curious about how people use "geek" and "nerd" to describe themselves and if there was any difference between the two terms, Burr Settles analyzed words used in tweets that contained the two. Settles used pointwise mutual information (PMI), which essentially provided a measure of the geekness or nerdiness of a term.

Annie Emerson doesn't have to wonder about what it takes to help her kindergarten students learn how to write or do math. They've told her. Several times during the year, the Pinewoods Elementary School teacher asks her students two basic questions: what are ways that I teach you that you like or that are really working for you? What could be changed to help you learn even more? And it turns out even 5-year-olds have plenty to say.

An update from the folks at PARCC with regard to #CCSS via the NCTM annual conference (2013).

Archived webinars from Leadership in Mathematics Education on strategies for the #CCSS

Updated link...excellent graphic!