Simple account safeguards and a sound method of letting older children spend their pocket money can stop little ones purchasing big on mobile devices - whether inadvertently or deliberately.
Concerned about how much time your kids are spending in front of screens? We have everything you need to know about time limits, why it's so inviting and how to cut back.
More than half of Australian children are glued to digital screens longer than national guidelines recommend, but experts warn the time limits are out of date and need to be changed.
While many teens find connecting with friends online a positive experience, some just feel stressed out.
By giving them cell phones, I had inadvertently placed an expectation and a burden on my children that I did not experience until my 30s: that they could, and should, be reachable every moment of the day.
Once my daughter Kennedy was old enough to stay home alone, the question of getting her a mobile phone also came up.
It's removed plenty of photos in the past that fell foul of its community standards - but Instagram might have made a bit of a tit of themselves with this one.
Just as pornography is only a few clicks away for adults on the internet - so it is for children.
It's the latest autocorrect faux pas to go viral; you just have to feel sorry for the person who sent it to the entire parent body of a primary school.
The latest social media challenge for teens is, wait for it, the #bananapeelchallenge.
Parents who post pictures of their children on social media are putting them at risk, a detective heading the crusade against online child abuse says.
Teenage girls say online bullying and pressure to send sexy images have become everyday problems.
If I had known what I was getting myself and my son into when I bought him an X-Box and the Minecraft game for his 8th birthday, I would have put it right back on the shelf.