Food & Drink, Food, Cookery Class, Secondary school pupils in domestic science lesson.

Philippines, Mindanao Island, General, High school students in science class.

Education, Science Class, Two students in uniform at desk examining contents of test tube with open exercise books, pens and pencils in front of them.

Education, Science Class, Two school girls in uniform at desk examining contents of test tube with open exercise books, pens and pencils in front of them.

Food technology science class pupil using bunsen burner European Immature Kids Learning Lessons Teaching

Male student wearing protective glasses and lab coat holding a test tube containing yellow liquid at an angle.

Schoolboy in electronics class wearing protective glasses during practical experiment.