Parallel Lines and Similar Figures
You might wonder at some point what parallel lines were used for. To cut wooden planks and stone bricks? To partition dough in equal...
Squares within Triangles - A New Perspective
[S2 Maths - Congruence and Similarity] When it comes to Maths, most of the things actually performed seem to be useless in today's world....
Optical Illusions from Polarisers
[P4 to S4 Science - Light & EM waves] As an aficionado for science since young, I often wonder where the intrigue for optical illusions...