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How PDAs Work
electronics.howstuffworks.com/gadgets/travel/pda.htm
PDAs give you big-time computing power on the go. Learn about PDA technology, get PDA buying tips, read PDA reviews and compare prices on popular PDA models.
How RFID Works
electronics.howstuffworks.com/gadgets/high-tech-gadgets/rfid.htm
RFID is a tracking system that uses intelligent bar codes to track items in a store. Learn more about RFID and find out how smart labels work.
How the Wii Works
electronics.howstuffworks.com/wii.htm
The Wii has changed the way video games are played. Learn more about the Wii at HowStuffWorks.
How the Roku Streaming Stick Works
electronics.howstuffworks.com/gadgets/other-gadgets/roku-streaming-stick.htm
The Roku streaming stick can help you watch TV when you want to watch it. Learn how the Roku streaming stick works.