3D shapes can be made from 2D shapes called nets. Watch the video to learn how 3D shapes, such as a cube, can be created from nets, an arrangement of 2D shapes. Let's talk about nets. More ...
A new kind of 3D display could take the form of an acrylic cube with an image inside, which can be erased and rewritten to easily. The new technique can be used to make 2D, 3D and even animated images ...
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