awful
back to school
basic
chalkboard
chemical
chemical reaction
chemistry
chemistry lesson
chemistry subject
child care
childhood
children
classmates
concept
cute
disgusting
education
experiment
formal
formal education
girls
interesting
kids
knowledge
learning
liquids
little
make
measures
natural science
providing
pupils
pupils study
reaction
safe
safety
school
school lesson
schoolgirl
smart
smell
students
study
studying
subject
task
test
tubes
uniform
use
定額
Make studying chemistry interesting. Pupils cute girls use test tubes with liquids. Chemistry experiment concept. Safety measures for providing safe chemical reaction. Basic knowledge of chemistryの素材 [FY310141733183]
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