The latest lampshade I tried to construct.. It requires a bit of cutting from templates.
You will need 8 sheets of paper or card (A4, 180 gsm), templates (provided in the video description), double-sided tape and craft knife. It is really simple and easy to make.
Template 1: https://goo.gl/ap9nhB
Template 2: https://goo.gl/PaQUws