1. Input Devices
1.1. Mouse
1.1.1. Benefits
1.1.1.1. Ease of use
1.1.1.2. Low cost
1.1.2. Challenges
1.1.2.1. One user at a time
1.1.2.2. Required to easily use computer
1.1.3. Application to learning: ease of use regardless of age
1.2. Keyboard
1.2.1. Benefits
1.2.1.1. Offers shortcuts for tasks
1.2.1.2. Standardized
1.2.2. Challenges
1.2.2.1. Styles require adaptation (ergonomic vs. traditional)
1.2.2.2. Foreign language characters not displayed
1.2.3. Application to learning: Students can increase productivity by learning location of keys
2. Output Devices
2.1. Monitor
2.1.1. Benefits
2.1.1.1. Can increase produtivity
2.1.1.2. Offers multiple display settings
2.1.2. Challenges
2.1.2.1. Sometimes too small for productive work (i.e. laptop monitors)
2.1.2.2. Requires other components (i.e. video card)
2.1.3. Application to learning: Displays computer info to students
2.2. Printer
2.2.1. Benefits
2.2.1.1. Technological advances (dot matrix vs. laser)
2.2.1.2. Can be networked for multiple computers
2.2.1.3. Ease of use
2.2.2. Challenges
2.2.2.1. High cost of ink/toner
2.2.2.2. Not always able to network and requires direct connection
2.2.3. Application to learning: Produces learning material in hardcopy form