"California Stories" A Mosaic Mural created by 3rd graders at Jefferson Elementary School in Oakland. This mosaic mural was created by four 3rd grade classes at Jefferson Elementary School in Oakland during the school year of 2006 / 2007. Location: 2035 40th Avenue (near Foothills Blvd.) in Oakland, CA. Dimensions: 12' high x 60' wide. Mural Supervised by Josef Norris Sponsored by: The Starbucks Foundation The Trio Foundation The Bernard & Alba Witkin Foundation Find it on the map! Gallery