Here are some recommended exercises to familiarize your self with the principles of perspective.
Number one, Try drawing 5 different cubes in different positions. Use a box or book as your model.
Number two, do the same but with 5 cylinders.
We do this to have a point of reference to look back to to as we develop the way we perceive objects in space.
We continue with a simple exercise that shows the basic types of perspective.
Overlap
Size
Placement
Detail/Contrast
Value/Color
Linear
Finally, we apply a mix of these principles to create Illusions of space. Combining overlap with contrast or Linear with contrast. The idea is to get you going and create your own variations and combinations. Using simple shapes you can play and create your own illusions of space.