Spot the Difference puzzles challenge you to find subtle differences between two similar pictures. These puzzles are great ...

Optical illusion puzzles, popular recently, test mental agility by challenging observers to spot hidden objects. Today's puzzle involves finding a hidden number 79 within a grid of 76s. To solve it, ...

A huge Maya city has been discovered centuries after it disappeared under jungle canopy in Mexico. Archaeologists found pyramids, sports fields, causeways connecting districts and amphitheatres in ...