Stock Photos: teenager

Naptime during lesson
Push-ups before intensive physical education lesson
Ready to hit the score
Trying our best to get the best results
Routine warming up before lesson
Well, this is the capital of...
You learned this lesson very well
Write it down, please
I believe you can do it
I just wanted to know what time is it
Get your phone off the table!
Have you written down what i said?
What is this, can you tell me?
Ask me, i know the answer!
Let me explain you this new material
Let me explain you this new material
Worked hard and now need to renovate powers
Exercising make us healthier
In great mood for today's lesson
Stretching good before lesson's routine
Geography is my favourite class!
She's got serious attitude to her job
How is this city called?
Teacher's support is very important for studying progress
Get your phone off the table!
I caught him cheating on a test!
You're making progress!
Cheating on a lesson
I just wanted to know what time is it
You learned this lesson very well
Knowledge is power!
Knowledge is power!