Elementary Hour of Code
Middle Grades Hour of Code
Rubric for Providing Feedback on Student Projects
Guest Speakers not leading Hour of Code (Middle/High)
Find a local volunteer
Find a guest speaker to Skype in (filter for subjects > Computer Science)
Ask friends or family
Sometimes, it isn't possible to have volunteers visit the classroom. You can also have students learn about careers.
Careers with Code magazines
TECHNOLOchicas videos highlighting Latinas in CS careers