Standing,Casual Clothing,Indoors,Concentration,Half-Length,10-12 Years,Blonde Hair,Looking Away,Pre-Teen Girl,Confidence,Learning,one person,Intelligence,Serious,Hand On Chin,Education,Pensive,Caucasian,Thinking,Number,Classroom,Knowledge,Whiteboard,Mathematics,Posture,hands crossed,California,Arithmetic,calculations,formula,Caucasian Appearance,schoolgirl,Palm Desert –