You don't have to scramble for supplies because this activity legit needs only a pencil and paper. Absolutely easy to learn, this sketching and drawing course will teach you all the skills to draw anything with precision. Of course, we've all sketched before (behind question papers, on notebooks, etc) but this is just taking it up a notch, and why not, it is absolutely easy.
Also glance through these top art websites to keep your inner artist alive.