At what level do you have to be at to watch the videos for extra gems, my grand daughter and I play..

At what level do you have to be at to watch the videos for extra gems, my grand daughter and I play together, I'm at level 123 and she is level 12..However I can watch the videos and she can't even though their there for her to click on they never turn blue??? Please answer and thank you. My question isn't the same as you've suggested.