There are lots of people who are very comfortable with the Scratch programming environment but want to try something with Arduino to Blink Lights, Sense Buttons, Run Servos or whatever. They may find the C programming environment in Arduino IDE - Sketch, a bit too much of a step. This instructable draws on the work of the guys at “Citilab” http://seaside.citilab.eu/scratch . They have created a modified ver ...