High schools are organized in a way that makes implementing “response to intervention”—a three-tiered instructional approach used with struggling students—especially complex, a report says. Graduation ...

As a demonstration site designated by Oregon as a prime example of “response to intervention” in action, the Tigard-Tualatin district has had to pare visiting groups down to no more than 25 people.

GLENDALE — Lou Stewart, the district’s assistant superintendent of special education, has taken to wearing a button that says, “RtI — Ask Me Why.” Stewart explained the whats and whys of RtI, or ...