Jeff's Online "Excel for teachers in 30 minutes" class. Download the spreadsheet used in the video here.
Introduction to Excel (alternate title: What is Excel and why do I care?). Approximately 7 minutes.
Lesson 1 – Formatting (column widths, deleting columns, adding/dropping students, numbering students, coloring every third line) approximately 11 minutes.
Lesson 2 – Grades for a class based on points only. Approximately 7 minutes.
Lesson 3 – Grades for a class based on a weighted average. Approximately 5 minutes.