This workshop presents the modular, open-access, project-based, hands-on curriculum of a new high school course called Computer Science Frontiers (CSF), which builds on the foundations laid by the AP CSP course. The objective of the course is to dramatically expand access, especially for high school girls, to the most exciting emerging frontiers of computing, such as distributed computation, the internet of things (IoT), cybersecurity, and machine learning. The course provides an engaging way to introduce high school CS students to...