This is a canvas you can draw on a canvas using different pens:
- the "Normal" pen lets you draw in balck ink
- the "Rainbow" pen lets you draw in rainbow ink
(which randomly changes colours as you draw)
- the
"Shades of Black"
pen adds a darker shade of black to a pixel of the grid each time it is
drawn over the "Normal" pen lets you draw in balck ink
- the "Eraser"
pen lets you draw in white ink
Additionally:
- the "Resize" button lets you determine the new
number of pixels per side of the canvas