It's fun and easy to learn two-point perspective with this step-by-step method. Perspective gives objects like houses, barns, office building, fences, etc. the appearance of going back in space in two directions which give depth and distance. A pencil is used for this technique which adds realism to your projects. This also teaches the use of measuring exact proportions. Perspective Drawing Simplified series builds on techniques and experience. It is recommended the series be taken in order, but not required.