Homemade 3D printing

http://www.indiegogo.com/veloso3dprinter

For 4000$, now you can have your homemade 3D printer.

A few years back we talked about laptops - when they were not yet mainstream -,

and we envisioned a future, where advertisements are full of happy people, holding notebooks in their hands, lying in parks, and so on.

The same happened with 3D printing: now it's starting to be accessible to anyone.

JavaScript Pathfinder

If you would like to immerge in A* algorithm (A-star), this page is has a wonderful visual approach:

http://qiao.github.com/PathFinding.js/visual/

And this is worth checking out as well:

http://theory.stanford.edu/~amitp/GameProgramming/Heuristics.html

Very easy way to understand A-star path finding algorithm with Manhattan, Chebyshev and Euclidean distance.

(All those you can try out with the Javascript version.)

Map Creation with Polygons

http://www-cs-students.stanford.edu/~amitp/game-programming/polygon-map-generation/