She has long hair.
Classroom setting.
Handwritten style on aged paper.
indicative of primary or elementary school work.
Handwritten notes on graph paper showing solutions to Lagrange polynomial tasks.
Contains calculations for various data points.
Clear step-by-step explanations.
Emphasizes student learning in mathematics.
Educational setting captured candidly.
Mathematical equation written in chalk.
Wooden table visible at bottom.
Two people are sitting close together,
Students at desks listening to teacher.
Teacher writes on blackboard.
Teacher has chalk in one hand.
indicating recent use.
white surface.
Its LED display screen is visible but not actively displaying any numbers.