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.

The main federal special education law’s promotion of a practice that can identify children with learning disabilities and give them early help has brought new attention to the method. Known as ...

I began teaching many moons ago. (Think rotary phones and getting up off the couch to change the channel on TV.) But even back then, I did everything I could to provide differentiated instruction to ...