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