It was my stamp-a-stack yesterday and this is just one of the six cards I designed. The fold is as old as the hills and I keep coming back to it as it's one of my favourites. The ladies made 3 of each design and ended up with a stack of 18 cards.
It looks complicated but it's as easy as pie to do. I found it difficult to draw a diagram in Word to save and import on here so perhaps that may be a topic I'll cover in a future video on my youtube channel.
Here's the supply list :