A woman gives a lecture and draws with a blue marker on a white acrylic magnetic presentation board.
A caucasian woman stands near a white presentation board with a drawing and gives a lecture with a blue marker in her hand.
Close-up shot of a woman's hand, holding a blue marker near a drawing on a white presentation board during a lecture.
A Caucasian woman gives a lecture while standing, near a white magnetic presentation board with a drawing, against the background of a window. A woman with a blue marker in her hand smiles, laughs and points at the camera.
Hand writing and drawing equation with marker on white board
Female hand with a blue marker near a white presentation board. A woman conducts training standing at the board. Close-up.
Man writing and drawing formulas, graphs and charts with marker on white board
A caucasian woman head of a beauty salon conducts a seminar on trichology. A woman is sitting in a chair, giving a lecture with a marker in her hands near a white magnetic presentation board on a tripod. Over-the-shoulder shot.
Businessman putting his ideas on white board during a presentation in conference room. Focus in hands with marker pen writing in flipchart. Close up of hand with marker and white board
A woman conducts training sitting in a chair at a presentation board with a blue marker in her hand. Close-up.
Woman draws a marker on the container
Confident professional speaker giving presentation with whiteboard in slow motion