If children read 1 million words in a year, atl least 1,000 words will be added to their vocabulary.
Extrinsic reading rewards may not be necessary and may backfire.
Spelling is improved when reading is done.
Outstanding high school writers reported extensive summer reading
Free voluntary reading results in better reading comprehension, writing style, vocabulary, spelling, and grammatical development
Those who read in a second language write and spell better in that language.