digital tablet
デジタルタブレット
adolescence
adult
assistance
attention
back to school
black
boy
classroom
college
communication
desk
discussion
diversity
education
elementary school
expertise
explaining
guidance
helping
high school
homework
knowledge
leaning
learning
lecture
lesson
meeting
mentoring
person
pupils
school
schoolboy
schoolchildren
showing
smiling
standing
student
studying
tablet
tablet computer
talking
teacher
teaching
technology
teenager
university
waist up
wireless technology