If the game freezes, just click inside it (games can get unresponsive if you click elsewhere on the page).
Dora The Explorer has serious problems with her teeth. You remember her perfect and beautiful smile ? Now it is gone and she needs a really good dentist to give her back the perfect smile. Can you handle this tough job ? Use the tools in the tray to whiten her teeth , remove cavities or even replace some black teeth that she really has to get rid of.