This video by makemagazine demonstrates a weekend project on how to make a LED light brick. The materials required for this project are listed on the link to the make magazine page in the info box or it can be orders as a kit from the make magazine store. Take the PCB (printed circuit board) and first solder the Resisters and Capacitors as shown. Next test the LEDs and separate them using a button cell batteries. Solder the LED, PIC micro-controller, DC power connector and tilt switch following the guidelines in the video. Enjoy your LED light brick
Oh... and if you're working from home these days, be sure to check out Gadget Hacks' Working-From-Home Essentials.