This document discusses various software, websites, and apps that can be used to improve English language teaching skills. It begins by stating the goal of learning how to effectively use these tools in the classroom. Several apps and websites for learning English are then described, including Duolingo, FluentU, and Words With Friends. Duolingo is highlighted as a free app that makes learning English fun through games and tests. FluentU uses real-world video content with interactive features to immerse students in English. Words With Friends encourages vocabulary building through a competitive word game. The document concludes by providing steps for an activity where students use the Duolingo app to practice English and compete against their classmates.