How to Make DIY Periscope : The simple DIY periscope focuses on the fundamentals of optics and light, its properties and phenomenon to develop an ...

How To Make 3D Hologram Projector 3D Hologram Projector is a physical object that uses principles of reflection, refraction and diffraction to form a 3D ...

Invisible Glass Stirrer Experiment Material Glass stirrer Beaker Glycerine Procedure Pour Glycerine into the Beaker and then immerse the Glass stirrer the Beaker. What Happens ...

  Build A Simple Galilean Refracting Telescope Note: The easiest way to create the telescope is by looking at past models. If at all possible, ...