here you can see two drows that get the textures perfectly the first one takes the texture of threath and the volumen of a budu doll,the other one is a swimmer and as you can see the wáter texture is perfect you can see the movement in watter.

in theese three pictures you can see enviroments painting with hot colours the first and third and cold colours the second, all of them are one of the best examples of each tonality.

here whe have thoo chromatic wheels one of Them is darker and the other is lighter but both are well done.

here you can see the pretiest combine of oposit colours painting the drowing of a snake it is perfectly done.

THALES THEOREM

here we have two perfect examples of thales theorem used to divide lines without measurng

POLIGONS

here we can see how in this 3 works is used a technic tu do regular poligons we have painted in different colours to distinguish it better 

OVOID

Here we can see a great work in witch you can see how to do both tipes of elipse and an ovoid