Blogs
Create Digital Motion
Create Digital Music
F.A.T. Lab
Make Magazine Blog
Useful Sites
http://arduino.cc/
The official Arduino website. Reference, tutorials, forum and other info from the Arduino-world. Don’t miss the Playground where you can find examples on how to connect your Arduino to various parts and devices.
ITP – Physical Computing
Great resource from ITP Physical Computing class. Links, tutorials, SensorWiki etc.
http://ledcalculator.net/
This LED calculator will help you design your LED array and choose the best current limiting resistors values. I use it all the time to calculate what resistors I should use with my LEDs.
Peter Flemming’s Electronics for Artist Class (Concordia University)
Lots of useful .pdf files and links. Check out the how-to section for many useful circuit examples.
Sulautetut.fi
ensimmäinen suomenkielinen arduinokirja(?) tyyliin opi rakentamaan robotteja. Muita enemmän tai vähemmän hyödyllistä löytyy myös sivuilta.