aboriginal teacher using digital tablet with young boy and girl - uniform stock videos & royalty-free footage
diverse private stem middle school students work on project together - uniform stock videos & royalty-free footage
interested private school students participate in class - uniform stock videos & royalty-free footage
ws_teacher explaining in front of class, students raising hands - uniform stock videos & royalty-free footage
teenage female stem school chemistry lab partners conduct experiment - uniform stock videos & royalty-free footage
hispanic female cadet asks question during army training class - uniform stock videos & royalty-free footage
happy group of students and school teachers in a huddle all with hands in - drone point of view - uniform stock videos & royalty-free footage
female chemistry student participates in chemistry experiment with male lab partner - uniform stock videos & royalty-free footage
female teacher sitting down to schoolgirl with her school work - uniform stock videos & royalty-free footage
young beautiful doctor on a meeting with her colleagues - uniform stock videos & royalty-free footage
curious boys conducting science experiment. laboratory interior, seething, foamy liquid - uniform stock videos & royalty-free footage
kids conducting scietific experiment in laboratory. studying surface tension with soap bubbles liquid, making notes - uniform stock videos & royalty-free footage
portrait of student embracing teacher in the classroom doorway - uniform stock videos & royalty-free footage
asian university student girl reading book and working with laptop and smart phone do her homework in public in public library - uniform stock videos & royalty-free footage
prince harry to serve in iraq; lib surrey: camberley: sandhurst royal military academy: prince charles , with princes william and harry, all wearing... - uniform stock videos & royalty-free footage
interior shots prince william wearing the uniform of colonel of the irish guards & prince harry in full uniform of the blues & royals chat with... - uniform stock videos & royalty-free footage
confident private high school stem students test robot in engineering class - uniform stock videos & royalty-free footage
exterior shots soldiers marching in parade past prince andrew who wears fatigues from the yorkshire regiment & salutes them from a rostrum prince... - uniform stock videos & royalty-free footage
adorable kindergarten student learns about the solar system - uniform stock videos & royalty-free footage
confident mixed race middle schoolgirl leads a geography study group - uniform stock videos & royalty-free footage
ws_teacher explaining in class and asking question. students raising hands - uniform stock videos & royalty-free footage
teenage girls enjoy working together during chemistry lab - uniform stock videos & royalty-free footage
cheerful teenage female chemistry lab partners enjoy conducting experiment - uniform stock videos & royalty-free footage
stem high school students participate in chemistry experiment - uniform stock videos & royalty-free footage
stem schoolgirls watch for chemical reaction while creating a volcano - uniform stock videos & royalty-free footage
diverse elementary stem schoolgirls conduct science experiment in the science lab - uniform stock videos & royalty-free footage
ws rows of honor guards marching around platform during flag lowering ceremony in tiananmen square / beijing, china - uniform stock videos & royalty-free footage
girl writing in book at school desk with boy talking next to her - uniform stock videos & royalty-free footage
young female teacher holding book and showing class world map - uniform stock videos & royalty-free footage
aboriginal school teacher asking the class questions with a map of australia on the whiteboard - uniform stock videos & royalty-free footage
prison inmates wave and cheer as toilet paper ignites and falls around them. - uniform stock videos & royalty-free footage
adorable mixed race kindergarten student counts with counting cubes - uniform stock videos & royalty-free footage
diverse group of private stem junior high school girls study molecular structure - uniform stock videos & royalty-free footage
confident female high school stem teacher shows students how to program robot in technology class - uniform stock videos & royalty-free footage
female high school stem students examine a robot in technology class - uniform stock videos & royalty-free footage
the aircraft carrier uss ronald reagan transits to joint base pearl harbor-hickam to participate in the rim of the pacific 2014 exercise. twenty-two... - uniform stock videos & royalty-free footage