Tree illustrations

Not realist tree illustrations

Realist tree illustrations

Morphing

The main shapes for the Morphing

Morphing the shapes 

triangle to square

square to pentagon

pentagon to circle

 Final Results

Bouncing ball

pendulum swing

Firstly, I drew a circle to achieve accurate swings

After that, I added the pendulum and the string.

Atmospheric perspective

Hills scene

                                                                City scene

Jungle scene