If you plan on a vacation, here is a great project to track the temperature and soil moisture of your Plant using dweet.io and AWS IoT.
Developed smart home automation project to measure your house's temperature and send it on your smartphone.
Know when your clothes are dry
An oil container that can automatically order new oil via Amazon DRS when the oil level in the container is low.
Use Alexa to ask Coco monitor movement, sound and temperature for you. SMS will be sent to your mobile phone if any sensor detect change.