Reading comprehension requires teachers to integrate the vocabulary—often domain-specific words and concepts related to the content—into their teaching of the text.

A middle-school teacher in Riverside County, Calif., had students generate keywords from a section of a book, use them to ...

Little time spent on reading. Teachers spend limited time reading texts with children. “The obvious problem is that it’s hard to support reading comprehension if students are not reading,” said Capin.

“Reading comprehension, in its simplest form, is the ability to make meaning of what you are reading,” says Carly Shuler, co-founder and co-CEO of Hoot Reading, an online reading program.