Download and print all pages of the artwork on Canon Photo Paper MP-101.
Cut along the outlines.
Apply glue to the colored printout. Adhere it to the other printout.
Cut along the line of the numbered flaps.
Fold the printout in half.
Stick double-sided tape to the flaps. Adhere the flaps to create a box as shown.
Repeat the steps for step 7 on the other side of the box.
Apply glue to the back of the lock. Paste it on the front of the box.
Your treasure box is complete!