Making simple drawers and dividers

http://youtu.be/BMttGC1E3Cs
use stiropor o foam board (High Density)
http://youtu.be/_pTWvPBP6Ps
There are a number of ways in which to build a drawer box, like dovetailing, rabbeting, half- lap, offset tongue and groove etc. each has it's own advantages and disadvantages. Biscuit joinery can easily overcome some of those limitations and yet deliver a sound, usable result.