Virtual Villagers Tips & Tricks, Walkthroughs, Guides, Hints and HelpLast Day of Work Official Forums: Virtual Families, Virtual Villagers, Fish Tycoon
You just need to choose your own goals. There's nothing in the game that will tell you when you've reached them. They're things you invent for yourself.
Here it is clearly: make the graveyard the last puzzle you solve. Can you do it?