Add digital books and other content to your digital learning environment that is free for students.
Learning and Digital Content
SUNY OER (Course materials to embed in your LMS)
Kahoot for Learning Games (and self tests)
Open Culture Courses
OER Commons (Higher Ed. Tutorials)
Library of Congress: Digital Collections
OpenStax (Free and Open Textbooks and Resources)
Skills
Simplilearn - software development
Simulation tools: https://phet.colorado.edu