African American male student explaining math formulas on blackboard to group mates and professor during university lesson
Tracking shot of focused male university professor writing math formula on blackboard
Biracial male student standing at lectern, pointing at math formulas on chalkboard, reading papers and speaking to group mates during lesson
Tilt down shot of female student with prosthetic arm pointing at graphs and formulas on chalkboard and speaking to group mates and African American professor during university lesson
African American professor standing in front of blackboard with math formulas and explaining lesson to students in college
Caucasian girl explaining math formulas on chalkboard to group of students and professor during university lesson
Low angle shot of African American professor standing by chalkboard with math formulas on it and explaining lesson in university
Young person assisting their professor with a challenging math problem on a chalkboard
Afro-American college student in protective mask holding paper, pointing at math formulas on chalkboard and speaking during lesson while studying during covid-19 pandemic
A math professor teaching in university
Student explaining formulas to professor and classmates in high school
Close-up of female teacher demonstrating Math formulas and equations on blackboard during lesson