Materials List Flat square legos hinge legos assorted flat legos elastic cord super glue scissors How to Step 1 Begin with your hinge lego piece. This is the piece that will enable you to attach an elastic cord to your flat lego plate. Place a small drop of glue on the part that attaches to the plate. Step 2 Glue the hinge piece to the flat plate. Step 3 Now you can simply design and embellish your lego plate as you desire. Step 4 Use a piece of elastic cord to create your necklace. Slip the cord through the hole in the lego piece. Trim to length. Step 5 Here I am using lego tubes like beads - beading the necklace. Step 6 Tie the ends of your elastic cord together. Step 7 All done - your imagination and your LEGO collection are your only limitations.