This document discusses online grammar resources that can be used for teaching. It provides an overview of the esl-library.com and saywhatesl.com websites, which contain lesson plans, worksheets, and interactive quizzes. Sample materials are presented from iei.uiuc.edu and eslgold.com on teaching modals. A suggested lesson plan is outlined that has students working in pairs to discuss grammar explanations and examples from the websites, then completing a grammar journal assignment by collecting examples from the resources.