The school Escols Secundária Fernando Caldeira a post on it's blog in which they describe their experience in the workshop:
http://ecofcaldeira.blogspot.pt/2016/01/litter-less-campaign-2016.html
The school Escola Secundária de Vila Real de Santo António created this news in its website regarding the participation of the school in the Litter Less Campaign and workshop:
http://www.aevrsa.com/index.php?pag=noticias¬icias=Campanha%20Litter%20Less%202016