This qualitative study was conducted to investigate the impact COVID-19 had on teachers' instructional practices, technology preparedness, and social and emotional well-being. The results of this study can be used to inform school leaders, administrators, and teachers about methods to support teachers who teach during a worldwide crisis. The study was conducted utilizing a survey instrument and interviews. The survey and interviews indicated that COVID-19 affected teachers who taught virtually during the COVID-19 pandemic. The survey and interview participants identified supports that teachers needed to have in order to successfully teach virtually during a pandemic, such as technology, professional development to support technology integration, and mental health support. The survey and interview responses showed that teachers relied on professional development to help with teaching strategies and strategies to integrate technology during COVID-19. Teachers also struggled mentally while teaching virtually due to isolation and believed support from a mental health professional was needed in the schools while teaching during the COVID-19 pandemic. [The dissertation citations contained here are published with the permission of ProQuest LLC. Further reproduction is prohibited without permission. Copies of dissertations may be obtained by Telephone (800) 1-800-521-0600. Web page: http://bibliotheek.ehb.be:2222/en-US/products/dissertations/individuals.shtml.]