Teamwork
Palabras clave
people,
person,
children,
children,
boy,
male,
female,
girl,
three,
tube,
flask,
glassware,
analysing,
biochemistry,
biotechnology,
chemical,
chemist,
chemistry,
container,
experiment,
liquid,
research,
substance,
tubing,
researching,
measure,
bottle,
test,
laboratory,
laboratory,
group,
goggles,
eyeglass,
protective,
lesson,
education,
pupil,
student,
schoolkid,
schoolchild,
schoolgirl,
schoolboy,
sitting,
gloved,
many-coloured,
observing,
school,
looking,
note,
writing