Brainteasers and other types of brain puzzles can come in many different shapes and sizes, but the three most common types are observational, analytical, and mathematical brainteasers.
Mathematical brainteasers pose a complex maths-based question which must be solved as quickly as possible. Meanwhile, analytical brainteasers come in the form of written riddles or tongue twisters which contain a hidden meaning.
Observational brainteasers ... Read even more