From the category archives:

Probleme de logica

#25 Taieturi

by dumitru on 23 aprilie 2010 · 23 comments

#24 Text criptat

by diana on 19 martie 2010 · 7 comments

#23 Scarile rulante

by dumitru on 16 martie 2010 · 28 comments

#20 Problema bărbierilor

by diana on 17 februarie 2010 · 28 comments

#18 Timpul zboară

by diana on 11 februarie 2010 · 19 comments