This is the rose wind by Elena, it has 16 points and she has used two kinds of blue.

This is the rose wind by Victor, it has 8 points and he has used green and black for the rose and yellow and orange for the outside.

This is technical drawing by Elena and Victor, wehave here bisectors and the Thales theorem. 

 This are perpendicular lines and angles of 90º. Hector has used his favourite colours that are red, blue and green.

This are perpendicular and parallel lines, Elena has used cold colours: blue and purple.

By: Víctor. He has done this with dark colours as black and light colours as soft green. The drawing wants to express his love to rap.

By: Elena. She has done this with light colours paintingsoft and painting daily objects as a t-shirt or a bottle.