All of the projects and posts contained herein are now expressively licensed under the Creative Commons Attribution-Noncommercial 3.0 License. You are free to copy, adapt, distribute, and transmit the work but must attribute the work by referencing the project/post and website (but not in any way that suggests that I endorse you or your use of the work). None of the projects may be used for commercial purposes without my express written consent. Please read the complete document for full terms of the license.
Hopefully this will clear up questions as to whether or not you can modify the projects and use them as a basis for your own projects. I originally put them on my website in order to help other aspiring hobbyists. They are now explicitly shared under the Creative Commons Attribution-Noncommercial 3.0 License.