Stamp a 12″x 12″piece of cardstock as desired. Score one side at 2 3/4″ and 9 1/4″; turn cardstock 90 degrees and score at 2 3/4″, 5 1/2″, 8 1/4″, and 11″.
Cut on all horizontally score lines up to intersecting score lines-this creates your side ends.
Create a 2 1/2″x 4 3/8″ rectangular template; lay template on box top and trace;
cut out with paper cutter.
Cut out a piece of window sheet to 3 1/2″x 5 1/2″ and adhere
to inside of box covering the window.
Fold on all score lines folding the acetate sheet as you go.Apply double-sided tape to the last two tabs on each end. Fold up box starting at far end and finished at box lid. Fold lid into box with tabs on the inside.
Thanks Natasha Z. for sharing this amazing tutorial.