Publications 
Documentation produced by Atractor and not published
These publications are written in Portuguese
Some material from Atractor's site, created until 2007, which can be used in Mathematics Teaching (documentation provided in AveiroMat07)
Material produced for the activities organized by Atractor for the Junior University
Panorama, made in 2006, with illustrated descriptions of some mathematical contents of the site
[To print, use the largest file]
Material produced for a StarLogo Dissemination Session at Profmat06 (work sheet and solutions)
Material on Spherical Geometry that can be used in Mathematics Teaching (some of this material was provided in a practical session of Profmat 2012)
Presentation of GeCla: produced by Atractor for training sessions in the scope of the Technology Days of APM and Profmat, in 2014
