Brainteasers are one of the best ways to stimulate the brain and give the mind some much-needed exercise. There are three different types of brainteasers, observational, analytical, and mathematical.

Mathematical brainteasers ask the user to solve a maths-based question as quickly as possible whilst analytical brainteasers come in the form of a riddle or word-based puzzle.

Observational brainteasers, like the one above from tombola, start with an image or collage and users are asked to find…