I found a great page on how to sync the Pack 104 google calendar to your iphone. It does require that you own an iphone, and you have a google account. Google accounts are free, so go ahead and sign up before you are forced to by our Google Overlords.
Here is the link for the tutorial: http://www.carlsednaoui.com/post/55604535740/google-calendar-adding-other-calendars-to-your-iphone
and the url you will need to plug in to the “Other Calendars” section: email@example.com
As for you Android users…..
I’ll actually try to find a tutorial for the android os