Woman Teacher in Classroom Facing Chalkboard with Educational Diagrams

woman teacher standing in front of blackboard, A woman teacher stands in front of a blackboard. The blackboard is filled with handwritten notes. The teacher is seen from the back. She has long hair. Classroom setting

Woman standing in front of a blackboard. Black chalkboard with equations and diagrams. Teacher's back facing the viewer. Natural light in a classroom setting

A woman teacher stands in front of a blackboard filled with mathematical equations. The woman has long hair. The classroom is well-lit. She appears to be pondering solutions

Woman teacher in a classroom standing in front of a blackboard. The blackboard contains handwritten notes and a graph. The classroom has a wooden interior. Teacher wears a denim outfit. Focus on the teacher's back facing the blackboard