I have already presented a couple of things to be made with TetraPak, now also a TetraPak organizer :)
Links:
TetraPak Organizer (Como fazer porta lápis de caixa de leite passo a passo) (Portuguese)
via: Reciclagem de caixa de leite
Here at unikatissima:
Entries containing the word ‘TetraPak’