• Do many people agree to terms and conditions without reading them?
• yes, many people agree.
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• What happens when you click Facebook button?
• It means agreeing to a whole bunch of thing.
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• Why are kids under 13 banned from most social media sites?
• Because, you see everything you post or click on through the internet can potentially be stored and analysed. And used to sell you things or sold on to others. 
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• What is the reason for that restriction?
• kids under 13 couldn't make an informed decision about what personal information they should keep private online. 
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• How some kids under 13 still use the sites?
• By giving a false age.
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• What is the best way to protect children?
• The best way to protect kids is to teach them from an early age how to stay safe and private online.
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• Give examples for this
•  Asking before tagging someone in a picture or video.