1. geometria   physics   history   chemistry   geometry   Hint Half-n-half Clue   2. biologia   biology   psychology   zoology   algebra   Half-n-half Clue   3. calcolo   calculus   zoology   psychology   chemistry   Half-n-half Clue   4. trigonometria   psychology   astronomy   trigonometry   geography   Half-n-half Clue   5. botanica   botany   psychology   philosophy   geography   Half-n-half Clue   6. fisica   algebra   physics   botany   geography   Half-n-half Clue   7. filosofia   botany   chemistry   astronomy   philosophy   Half-n-half Clue