The EyeWriter is a low-cost eye-tracking apparatus + custom software that allows graffiti writers and artists with paralysis resulting from Amyotrophic Lateral Sclerosis to draw using only their eyes.
This interests me because it is a very unique product designed for a very specific body of consumers, which was still made for them.
Secret Knock Detecting Door Lock
Protect your secret hideout from intruders with a lock that will only open when it hears the secret knock.
This is a product that is practical and cool. What's cooler then having a secret knock to open your door and having it be practical. This, of course.
Plantduino Greenhouse
This is an automated watering and temperature system. This includes sensors that will turn the systems on only when needed. This is essential when the ever-changing weather demands some intelligence in watering and heating patterns.
This is a unique project that is very cool for people who love to garden and it is a very practical in certain areas.