![A crayon drawing of an orange house with a rainbow behind it, a stick figure, a flower, a tree, a cat, an iPod, and the sky and some clouds. In front of the picture are a couple mathematical equations: ∫x(t)e^(iπ2ft)dt and df(g(x))/dx = g'(x)f'(g(x)). Farther to the right it says, in multiple colors, chri d [blurred out last name] Age 5](crayon.jpg)
We got crayons, so of course I had to draw the sorts of things a child would draw (including that strip of blue sky at the top that doesn't go down to the horizon that always bothered me when other kids in my class did that... uh where was I again?)... and of course it needs some calculus to go with it!