The storybook had 10 pages, each of which contained a black-and-white line drawing of one or two familiar animate or inanimate objects.
Two cards were prepared to suggest day and night to the children: one depicted a line drawing of the sun, the other a picture of the moon surrounded by stars.
The child was asked to respond by pointing to the line drawing on the plate that best illustrated the meaning of the stimulus word.
The "sun" cards featured a line drawing of a sun on a white background, and the "moon" cards featured a white moon and stars on a black background.
For simplicity, a simple line drawing is depicted in the figure, but the argument applies more appropriately to a view of a real cube observed in the world.
As he says, this is an exercise in line drawing, and it is obviously difficult to know how far to go.
This is simply an exercise in line drawing.
Even with so speedy a hand-out as this, we have to avoid being ridiculous in our line drawing.
