Computer Coding:

  • This video introduces the Binary and Hexadecimal number systems, which are two important numeral systems used in computer coding languages.(https://learn.adafruit.com/collins-lab-binary-and-hex)
  • This website has a series of videos and tutorials, all designed to encourage interest in computer science and allow children and other absolute beginners to learn very basic programming in a very visual way ("dragging and dropping" commands). (http://code.org/learn)




  • This is part of a series of online tutorials put out by the Adafruit company and designed to teach the basics of using an Arduino microcontroller.  This particular link is to the first lesson in the series, "Arduino lesson 0, Getting started." (https://learn.adafruit.com/lesson-0-getting-started)

3D Printing:

  • This online article describes the technology behnd 3D printing, as well applications and history of this technology.  A handy infographic is included at the end of the article. (http://3dprinting.com/what-is-3d-printing)


  • This website has a blog, community forum, links to videos, etc. all centered around neat "hacks."  According to the "about" section" of this website, the website creators consider a "hack" to be any activity that uses an something in a way that it was not originally intended.  They consider "hackers" people that enjoy building instead of buying, repairing instead of trashing, and raiding their junk bins for new projects. (http://hackaday.com)