Figure 1: Experimental geometry and microscopy of screen and test pattern. To determine an effective working limit for the distance separating the sample and the exit screen we performed numerical ...

The journal aims to stimulate reflection on mathematics education at all levels, and promote study of its practices and its theories: to generate productive discussion; to encourage enquiry and ...

A mother and daughter's realization of the different reflection produced by a mirror, despite a visible item not being in front of the mirror, has left the internet confused. In a viral video, the ...