Gather materials: colored paper or thin cardboard, scissors, glue or tape, ruler, pencil, string or wire, and a small LED tea light or flashlight
Cut a rectangle of paper or cardboard for the lantern body
Fold the rectangle lengthwise
Draw evenly spaced vertical lines, leaving margins at the top and bottom
Cut along the lines without cutting through the margins
Unfold the paper
Roll the paper into a cylinder and secure the ends with glue or tape
Cut a strip for the handle
Attach the handle to the top of the lantern
Add a base or top ring if needed for support
Place a small LED light inside
Decorate the lantern with patterns, stickers, or cutouts
Hang or carry the tanglung by the handle