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There is a really good Blender course on a website called Udemy. It was a kickstarter and I backed it and followed the course.
It's not a live course but then it's only 195 Euro for 276 lessons. A...

Well, what I meant is that if he intends to do a lot of this kind of work then learn Blender. If it's a one off then use Tinkercad which is really easy to understand. Another thing is that Youtube...

I would recommend getting to know at least one good 3D cad package. Blender is good if your altering files in this way but its a bit complex so you might want to go with something easier. Tinkercad...

Hi Tom,
Take a look at http://www.3dchef.nl/ I know he gives workshops but they are probably in the Netherlands.
I saw his work at a 3D printing fair last year, his products looked good although...