In this article Common Sense Media provides some simple ideas to help families scale back on time spent on digital technologies after an extended vacation. 

They suggest: 
1) Have a last blast 
2) Prepare your children 
3) Raid the library 
4) Create a school year media plan 
5) Be a great role model 

Many more suggestions and guidance on a range of topics can be found on their website: 
http://www.commonsensemedia.org/