This book is a powerful resource designed for busy teachers who want to immediately improve their English language teaching practice. ELT Power-Ups: Just-in-Time Professional Learning for Teachers of Multilingual Learners of English is your practical guidebook designed to provide K–12 educators with immediate and accessible professional learning opportunities. This book offers adaptable approaches, time-saving solutions, and downloadable resources to help you engage in your own professional development—or facilitate professional development sessions for other teachers. Whether you're a general education teacher, an English language development specialist, or a professional learning provider, this book equips you with the tools and knowledge to better serve your multilingual learners of English. ELT Power-Ups is your key to unlocking your teaching potential and empowering your multilingual learners of English!