The concept of “grammar” has shifted in meaning from an initial focus on writing to its current reference to the rules of language, or language form. Throughout history, issues have persisted regarding the best approach to teaching and learning grammar, and such issues have been reflected in the various methodological approaches that have been introduced as well as in the research carried out on the ways grammar has been and can be taught. This entry presents a chronology of grammar teaching in second and foreign language education. It also discusses technological innovations that teachers and learners have at their disposal to hone their second and foreign language grammar skills.