updated 05/27/2010 AT 1:20 PM ET
•originally published 05/27/2010 AT 11:15 AM ET
It has been one year since the marriage of Kate and Jon Gosselin began to crumble in plain view – and Kate acknowledges there have been difficult moments for their brood of eight.
“[Nine-year-old daughter Cara] was upset with me because I forgot to sign them up for something at school,” Kate, 35, tells PEOPLE in a new cover story. “I said, ‘Cara, I had a really rough year. This is a new year. You’ve got to give me that. Let’s start over.’ So I’ve really worked to keep my word with them.”