Although advances in wearable technology have progressed significantly over the past few decades, researchers and educators are continually developing wearable devices and finding new ways to incorporate them into the academic curriculum. Currently, the usage of wearable devices occurs in a variety of ways in K-12 education. Educators and researchers across the globe have infused fitness activity trackers in schools to help students achieve instructional goals. Additionally, wearable technologies may be useful in STEM instruction and educational computing, as well as a valuable tool to engage students in collaborative learning experiences. Wearable devices are also being used with students to encourage educational gaming and free play. Though there are limitations associated with the use of wearable devices, these technologies have positive implications for teachers and students alike. This article discusses wearable fitness activity tracking devices, wearables for instructional needs, wearables for games and other needs, limitations of wearables, and future directions.