Hello,
At the time of writing Mel's kit still has some availability if you would like to get the kit - here is the link.
Here are the photo requirements for you too.
Karen Moss - Kit 1
3 photos 3 3/4" tall by 2 3/4" wide - keep the pizza box as you will be using it.
Denise Holmes - Kit 2
1 4 1/2" by 6 1/2" portrait photo with a white border (the border is included in that measurement)
Mel Hand - Kit 3
Layout 1
3 3 by 3" photos
Layout 2
1 6 by 4" landscape photo - Mel's is black and white