Math without words (*) 
Exercises of Visual Thinking
A picture is worth a thousand words
(popular saying)
Images and diagrams are more and more a pedagogical tool in the teaching of mathematics. This page contains several examples that illustrate the idea that a diagram or a picture may induce us to discover some mathematical results.
Translated for Atractor by a CMUC team, from its original version in Portuguese. Atractor is grateful for this cooperation.
(*) This work was carried out under the guidance of Professor Jorge Picado from the Universidade of Coimbra, under a grant by the Calouste Gulbenkian Foundation to develop a project for the promotion of Mathematics in Atractor.
Difficulty level: Upper Secondary, University
