Figure 1
The complex diagram titled Ergonomic & Appropriate Application at the center. Branches connect to categories: Light, Sight, Sound, Noise, Feel, Temperature, Furniture, and Hardware/Software & Network. Light includes adjust light depending on task, overhead fluorescent light fixtures, average light intensity 500 lux, and diffuser to reduce glare. Noise suggests performing learning activities in quiet location, average background noise below 20–40 d B, and blocking noise with plugs or play soft relaxing music. Temperature specifies 68–74° F, humidity 30–60%, and air movement 20–40 feet per minute. Furniture includes chair and table, enabling freedom of movement, comfort and support, accommodate variety of activities, and proper access to body sizes and postures. Hardware/Software & Network lists P C & M A C hardware: 2 GHz processor, 2 GB RAM, 40 GB hard drive, D VD drive, U S B 1.0 ports, sound card, speakers, microphone, modem, headphones, and built-in LAN with wireless. P C Software includes Windows 7 or higher with Office, Explorer, Firefox, and Acrobat. Mac OS X includes Microsoft Office and Safari. Linux includes OpenOffice, Netscape, Mozilla, and others.Recommended Ergonomic Appropriate Application Developed by the Principal Researcher