Science teacher and multiethnic children conducting a colorful chemistry experiment in a lab school
Schlüsselwörter
children,
teacher,
school,
science,
chemistry,
laboratory,
flask,
education,
learning,
experiment,
classroom,
diverse,
boy,
girl,
table,
indoor,
smiling,
curious,
childhood,
student,
group,
activity,
instruction,
guidance,
together,
conducting,
colourful
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