Geometry -- Plot Plans and Silhouettes

$Teacher's Lab$
$Shape and Space in Geometry$

$Introduction$ $About Shape$ $About Space$

Here are the front (on the left) and side (on the right) silhouettes of a simple structure:

Now fill in the plot plan. It is four blocks long and three blocks wide, and the tallest block is four stories tall.

(side view is from here)

(front view is from here)

When you have filled in all 12 cells (each cell is either 0, 1, 2, 3, or 4 blocks tall), select