1 person 4-5 years old African Americans Boys Casual attire Casual clothing Child photography Children only Concentrate Concentrating Concern Contemplate Diversity Ethnic groups Ethnicity Five years old Four years old Frowning Grimace Hands in mouth Hands under chin Horizontal Individual Minority groups One person Pensive People People of color Person Portraits Preschoolers Sad Serious Smirk Solo Square Stock photo Studio Sulking Thinking Under 5 Unhappy Upset Worried Worry