Are you looking for a free way to grow fruits and veggies in your home or on your porch? 3DPonics has come up with a DIY systems that will enable anyone to easily build their very own hydroponics system. The only parts needed are 7 3D printable pieces, 3-4 plastic bottles, a water pump, tubing, and zip ties In total the material costs should be under $20. More details on this system can be found here: http://3dprint.com/7523/3dponics/.

Below is a quick explanation of how 3DPonics works. Let us know if you decide to assemble one of your own.