Donald Duck in MathMagic Land

Quite possibly the greatest thing ever. Donald Duck in MathMagic Land is about the Golden Ratio and how it is found in nature as well as Greek and modern architecture among other things. Definitely taught me more about math than anything we've done in high school so far.

Part 1:

http://www.youtube.com/watch?v=gYia02Dk8Nc

Part 2:

http://www.youtube.com/watch?v=NhEXPfFFS40&feature=related

Part 3:

http://www.youtube.com/watch?v=IbcD0RFUEfc&feature=related

Awesome