Turn your Smartphone into a 3D Hologram Bored of New Apps? This is my tutorial on how to turn your phone into a Hologram Projector! Facebook Prev Article Next Article How To Checkout these cool gadgets... Related Posts How To Make a Matchbox Rocket Launching Kit! How To Stencil Graffiti How To Make A BB Machine Gun For $5 How to Make a Custom Sized Box Instant Ventilating Litter Box (No More Smells) How to Make an Intruder Alarm for Camping