Para cambiar necesitas ser como eres
Come to my party, rain or shine, I've got it all covered. I should work for Hallmark
Rolling hills; line project, sub lesson
I did this once in art class. It is really easy, you just need to get all your lines straight or it won't work
Lesson Plan Wednesday: Color Theory, Op-Art Hands ~ Artful Artsy Amy
Líneas y curvas y puntos
The Creative Spirit: Op Art Hands That POP!
op art techniques - Google Search
40 Easy Step By Step Art Drawings To Practice - Bored Art
Zentangle Patterns & Ideas I did not realize all the patterns had names!!