According to the Eric government site, about 70% of high school students need some form of remediation; the most common problem is that students “cannot comprehend the words they read,” not that they cannot read them.

Literacy requires cultural knowledge.

The purpose of the “literacy capsule” feature of the American English Doctor is to present information in small, easily absorbed doses. 

Sometimes the capsules are complete in themselves. Sometimes they contain links to longer articles that provide detail and illustration. They can be used as starting points for various types of lessons.