• Teaching an Old Dog New Tricks?

Have you ever heard the saying, "You can't teach an old dog new tricks?"

Well, these scientists are doing just that.  They are using what they call "Dog Sudoku" to keep the brains of dogs healthy, even as they get older.  

The owners are excited to see their dog's minds get stronger even in their older age.

What are some things you like to do to strengthen your brain? Check out the video below to see what these dogs do to keep their minds sharp.