At this point, it's pretty much indisputable: The guitar is a cool instrument. For many years, it's appealed to students because of its prominence in popular music. Lightweight, portable, and inexpensive, it makes a more immediate impact than most other instruments--players can begin to make satisfying music on guitar with just a few easy chord grips. The guitar is also terrifically versatile. It works equally well for harmonic and melodic approaches, and in solo or ensemble contexts; it pairs nicely with singing and with instruments of all varieties. And it's an excellent instrument for demonstrating music concepts, ranging from theory to composition to improvisation and beyond. For all these and many other reasons, the guitar is steadily gaining acceptance in schools alongside band, chorus, and orchestra, thanks in part to the efforts of such organizations as the Guitar and Accessories Marketing Association (GAMA) and Guitars in the Classroom. This article presents some ways in which the guitar's benefits can be exploited in a classroom setting. (Contains 3 resources and 6 online resources.)