Top executives from firms such as Meta and YouTube will be asked what they are doing to protect children.
A youth parliamentary committee warns online abuse is impacting attitudes towards Manx politics.
Regulator eSafety says it has concerns about how Facebook, Instagram, Snapchat, TikTok and YouTube are complying with the ban.
As a US trial finds Meta and Google intentionally built addictive social media platforms, will the UK change its rules?
Pupils at The Netherhall School can no longer access their "distracting" phones during the school day.
The bereaved mother said she is "determined" to change the law.
The House of Lords had backed a move to ban under-16s in the UK from social media platforms in January.
Sites such as Pornhub and RedTube must verify the ages of all users or risk million-dollar fines.
The education minister says it is important to keep a "close eye" on the new law in Australia, but his party had made "no clear policy decision".
