It's possible, but it takes about five steps: click emergency or open the dialer, press 9, press 1, press 1, press call. At least with my kids they've had the

It's possible, but it takes about five steps: click emergency or open the dialer, press 9, press 1, press 1, press call. At least with my kids they've had the maturity to only call 911 when it was appropriate long before they would have been able to figure that out on its own. (And I taught them how to do this on my phone as soon as I thought they were old enough to do it, around 4.5y, in case something happened to me while I was watching them.)