Last week, I reviewed Shocking Fun's Shocking Tanks as part of TechRepublic's Geek Gift series. The Shocking Tanks scored very well--four points out of a possible five on fun factor alone. But the real fun, for this geek, is in cracking them apart.

Shocking Fun's Shocking Tanks make a fun addition to a party. View this image gallery.

FogScreen is a fascinating projection technology that uses tap water and ultrasonic waves to create a thin curtain of "dry" fog that serves as a translucent or fully opaque projection screen. Find out more in this image gallery.