analyzing

boy

caucasian

child

childhood

class

cute

desk

discovery

education

equipment

examining

experiment

expertise

eye

female

forceps

friendship

fun

glass

happiness

indoors

kid

knowledge

lab

learning

little

looking

male

microscope

optical

overhand

people

person

portrait

research

sample

science

scientific

search

slide

studying

technology

test

tube

tweezers

using

white

wooden

young