Cognitive Development. - Multicolored numbers for counting on wooden table
Cognitive Development - Adult African American female teacher in formal suit standing near whiteboard and explaining new material to multiethnic elementary pupils in light classroom
Cognitive Skills - Crop kid sitting on floor and writing in notebook
Enhance Cognition - Group of attentive diverse classmates and teacher listening carefully presentation of student at seminar in university class
Enhance Cognition - Black teacher answering questions of pupil
Enhance Cognition - Box with Brain inscription on head of anonymous woman
Enhance Cognition - High angle of crop unrecognizable black female teacher explaining task to focused little schoolboy sitting at desk near attentive Asian classmate writing in notebook
Quick Thinking - greyscale photography of man standing near building
Cognitive Development - Positive black boy doing homework in copybook