igen
agent
chemical
chemistry
child
childhood
children
class
classroom
curriculum
development
educate
education
elementary
equipment
experiment
flask
friends
generation z
glassware
igeneration
kid
knowledge
lab
laboratory
learning
lesson
low angle
measure
preteen
prodigy
project
reaction
schedule
school
schoolchildren
schoolkid
science
selective focus
smart
study
teacher
test tube
upbringing
waist up
workshop
young
youngster
youth
定額
Busy with work. A group of teenage students and their young female teacher mixing chemicals and discussing their common experiment, being busyの素材 [FY31098601746]
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