Hold off from throwing out that stack of dusty CDs! You could use them to make awesome 3D holograms straight from the future.
Using a plastic CD cover, a glass cutter, graph paper, tape and a pen, you can turn your smartphone into your very own hologram projector.
If you want to create these awesome visual displays (and who wouldn’t!?), here’s a fantastic video from Mrwhosetheboss that will show you how.