Solar Powered Mercury Motor

Create little pistons filled with mercury. Place the pistons vertically on a spinnable disk. Focos the suns light from several mirrors onto a single section of the disk. The light will heat the Mercury. The mercury will push the pistons up. Take the force from the rising pistons and apply it mechanically to spin the disk.

Digital Photo Frame

We need a wifi Digital Photo frame that automatically syncs up with Facebook to show your Facebook albums.