Brainteasers are a great way to push the mind to its limits and give it some much-needed exercise. There are several types of brainteasers, analytical, observational and mathematical.
Analytical brainteasers ask you to solve a puzzle or a riddle while mathematical brainteasers ask you to solve a maths equation. Meanwhile, observational brainteasers such as the one above task you with finding an anomaly in an image.
This brainteaser from The Electric Car Scheme ... Read even more