How To Calculate The Area Of A Circle
Mathematics / Geometry
A circle is the round counterpart of a square. To find the area of a square, one multiplies the length by the width. A circle doesn't have these, however, so there has to be a different way to calcula continue reading this fact

Perfect Numbers
Mathematics / Number Theory
Some numbers are more special than others. According to Pythagoras (569 BC  475 BC) and Euclid (325 BC  265 BC), some are so special that they called them mystical or perfect numbers. The first per continue reading this fact

Picture This
Mathematics / Geometry
What 3 dimensional shape will pass through a rectangle, triangle and circle each time filling the whole space? The answer may surprise you in it's simplicity. Before I tell you what it is, see if you continue reading this fact
