Grammar isn’t always simple. The English language is a complicated beast, but there’s no excuse for spelling mistakes, overusing an apostrophe, or not understanding the difference between simple words that you learn in grade school.
Temporarily rearrange your seating for a reading activity. Book Tasting. Have the kids "taste" different books and fill in their reading notebook with what books they want to read that year. (Leave them like that to 'order' lunch for a math menu lesson)