"To read the material" means to look at and understand the written information or content that is presented in a book, article, document, or any other form. Full definition
So you get a variety of reading material for whatever you choose to pay for it. (fangirlconfessions.com)
Fortunately, there is plenty of reading material for those looking to read the most progressive and insightful business books, and get ahead, in the next several months. (voiceofreasonconsulting.com)
By giving their students a choice of reading materials in the early grades, elementary teachers increase academic independence and motivation. (thoughtco.com)