Of all of the forms of horticulture used over the last 10,000 years hydroponics seems to be the most misunderstood style of horticluture.
Simple hydroponic gardens do not require a degree or brain surgury to create and with a little practice anyone can grow just about anything using the hydroponic system, often with better results than the normal sytle of organic gardening.
Successfull hydroponic gardening can be a joyfull and rewarding experience and simple hydroponics systems can be created with a minimal investment of time and money.
If you are just starting out in the wide world of hydroponics dont be discouraged by less than optimal results.
Make notes of what you do as you do it and use these notes to backtrack and get an idea of what may have gone wrong.
Hydroponics is not an exact science in some respects as the environment you create can be markedly different to the environment created by the efforts of someone else.
This is what the site is all about enjoying a variation of simple system that does work and will not cost you an arm and a leg.
At the end of the day you can source these material with no or little cost involved.