The Mr. Potato Head toy came out a couple of years ago. We've been told that it was the first toy to be advertised on television. For the uninitiated, one takes an actual potato and inserts the various plastic accessories... such as a body, nose, eyes and mouth.
Photo from Hasbro, Incorporated 

Milton Bradley introduced Yahtzee this year.
Photo from Milton Bradley Company-Hasbro, Incorporated

Another new toy for the tots was originally developed as a wallpaper cleaner...Rainbow Crafts' Play-Doh.
Photo from Hasbro, Incorporated