When your papers are dry, take your brown ink pad and stamp and randomly stamp over the paper. Then take the gold ink pad and repeat the process. Bear in mind you are stamping twice so don't make your first layer of stamping too heavy.
Take two of your pages and cut them down into squares to fit the slide mounts.
If using the sizzix die they need to be 7cm x 7cm if you are using purchased slide mounts—just make them 4mm (¼”) bigger than the slide mount