Young student demonstrating computer algorithm on chalkboard, using tablet and speaking in class
Student teaching formulas to professor and classmates in college classroom
School girl pointing at scheme written on chalkboard, holding digital tablet and speaking in front of classmates and teacher during computer lesson
African American professor pointing at graphs and formulas on blackboard and speaking to students while giving math lesson in university
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
Biracial male student standing at lectern, pointing at math formulas on chalkboard, reading papers and speaking to group mates during lesson
Student discussing lesson with professor in high school
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
Senior professor pointing at formulas on chalkboard and explaining them to group of college students while giving lecture
Nerd girl standing at chalkboard speaking about formula when her classmates starting throwing papers and pointing fingers at her
Senior professor standing in front of students in classroom and explaining math formulas on chalkboard during lesson in high school