1. geography   Philosophie   Botanik   Erdkunde   Trigonometrie   Hint Half-n-half Clue   2. chemistry   Geometrie   Psychologie   Chemie   Philosophie   Half-n-half Clue   3. psychology   Botanik   Geometrie   Geschichte   Psychologie   Half-n-half Clue   4. algebra   Geologie   Geometrie   Algebra   Botanik   Half-n-half Clue   5. geology   Biologie   Zoologie   Geologie   Botanik   Half-n-half Clue   6. physics   Chemie   Geometrie   Geologie   Physik   Half-n-half Clue   7. geometry   Zoologie   Astronomie   Geometrie   Botanik   Half-n-half Clue