A robot to tell you when to change the cat litter without having to go and take a look would be great.
By sweetn8
Other robots from Synthiam community

Faengelm's Roli The Climber
I was so impressed with the new HDD servos I decided to give them a try on a project Ive been thinking about for a...

Smitheken's My Track Driven Video Bot
I have used the track and servos as the base with the ez-controller and a wireless Ip camera, works good. I used a...

Bhouston's Rubik's Cube Solving Robot
I found this robot on Thingiverse; www.thingiverse.com/thing:2471044 and thought it would be a fun project. Check it out...