Khan Academy
Khan Academy: Unit: Intro to Sql: Querying and Managing Data
Learn how to use SQL to store, query, and manipulate data. SQL is a special-purpose programming language designed for managing data in a relational database, and is used by a huge number of apps and organizations.
Department of Defense
Do Dea: Spreadsheet Software: M5: L3: Customization: Modifying a Worksheet
In Module 5 Lesson 3 of this course on spreadsheets, students learn how to work with two or more spreadsheet workbooks at the same time where they have related data and how to create different customized views. Includes slideshow tutorials.