Q&A for How to Draw a House

You can draw the car first, then add a box around it that covers part of the car. Erase the part that's outside the box and that will become your garage.

The 4th dimension is generally considered to be time. If you make a video of yourself drawing the 3-D house and played it back, that may satisfy the requirement. With a little creativity and imagination, you could probably come up with other ways to add a 4-D element.

The 4th dimension is time, so this is not possible. You could make a video and watch it, though!

If you were looking straight at the house, you wouldn't see the sides, but you might still be able to see the shadow depending on where you put the light source. For example, if the sun was northwest and you were looking straight at the house, the shadow would be cast southeast.