Design a Case for Circuit Board: Free Software

[shaqtus]

I need some free software that will allow me to design something like a case (that will house a small circuit board/clock) Any software that will allow me to do that?

 

[phinds]

I need some free software that will allow me to design something like a case (that will house a small circuit board/clock) Any software that will allow me to do that?

try sketchup