Have you heard of 3D printers? They are able to reproduce (aka “print”) three-dimensional objects. Science Channel was at Comic-Con this year and posted these photos of a 3D printer in action.
Read more about the third dimension in your Discovery Education account. You can search for 3D, third dimension, dimensions, and more. Here are some links to get you started:
Art: how to create an illusion of the third dimension using shadow and shading.
Film/Science: filming a tornado in 3D
What would you print in 3D, if you had the chance?