In her two latest videos, maths-maven Vi Hart shows us how to draw fractals freehand, creating Koch curves, dragon curves, and eventually THREE DIMENSIONAL DUNGEONS – all with a little clever doodling ...

While on the topic of fractals, here's another great use for them: drawing trend lines! Trend lines are a very important part of technical analysis, in fact, they're probably the one thing you need to ...

While on the topic of fractals, here's another great use for them: drawing trend lines! Trend lines are a very important part of technical analysis, in fact, they're probably the one thing you need to ...