Inteligente e confiante. Ciências exatas. professor barbudo feliz em óculos. de volta à escola. desenvolver a lógica e a criatividade. Liga o motor cerebral. pesquisa física. Preto e branco. professor de matemática em - Banco de fotos e imagens

Back to school. Man teacher mentoring school projects. Science modern school. Math subject. Study mathematics. Mature bearded teacher in glasses. Black and white. Education concept. Talented pedagogue

Mathematics and people concept. bearded tutor man with ruler. draw and measure. back to school. favorite subject and disciplines. Education at school. home learning. man teacher use triangle tool

Math subject. Study mathematics. Man teacher mentoring school projects. Science modern school. Mature bearded teacher in glasses. Education concept. Black and white. Talented pedagogue. Private lesson

Smart and confident. exact sciences. happy bearded teacher in glasses. back to school. develop logic and creativity. start the brain engine. physics research. math teacher at blackboard. education.

Smart and confident. exact sciences. happy bearded teacher in glasses. back to school. develop logic and creativity. start the brain engine. physics research. math teacher at blackboard. education.

Good news. formal sciences. happy mature teacher in glasses. back to school. man engineering graphics and projects. science in modern school. Black and white. Math is favorite subject. study algebra

Geometric shapes. physics research. math teacher at blackboard. education. exact sciences. happy bearded teacher in glasses. back to school. Black and white.develop logic and creativity. start the

Intellectual game. Chess lesson. Strategy ideas. Teacher at tournament. Success play. Strategy concept. Management and leadership. Chess is struggle against error. Board game. Man playing chess.

Teaching dimension in school. School teacher hold triangle and book isolated on white. Bearded man ready for school lesson. Geometry and mathematics. School for life.

Make geometry interesting. School teacher hold book and triangle. Private teaching. Bearded man prepare technical teaching aids for lesson. Geometry teaching. Teaching and education.

Understanding. bearded tutor man at blackboard. back to school. Math science concept with school lesson items. Mathematics at board. Black and white. favorite subject. senior man teacher use math

Geometric drawing. Technical drawing teacher isolated on white. Bearded man hold triangle and register. Using drawing instrument. Making engineering drawing. Geometry and measurement.

Mature teacher enjoying job. Sharing knowledge. More tools introduced into everyday classrooms. Senior man teacher at chalkboard. Back to school. Teacher old school generation. Experienced lecturer

Master the Key Concepts. back to school. mathematics and people concept. Mathematics at board. favorite subject. senior man teacher use math triangle tool. Black and white. bearded tutor man at

Stem subjects. Let me explain. Customized Learning Experiences. Senior intelligent man teacher at chalkboard. Teacher old school generation. Experienced lecturer. Mature teacher enjoy teaching.

School lesson. Teaching with fun. Back to school. School classes. Science technology engineering and mathematics. Measurement tool. Teacher bearded man. Teaching geometry. Bearded man use ruler.