Brain teasers, mathematical expressions, and optical illusions improve our cognitive power. Solving these puzzles every day improves the concentration and focus strength of the human brain. Brain teasers, mathematical expressions, and optical illusions improve our cognitive power. Solving these puzzles every day improves the concentration and focus strength of the human brain. Health and Fitness, Health Tips, Exercises & Workout Tips, Diet & Wellness | Times of India Lifestyle
Simple maths puzzle has left netizens scratching their head: What’s your answer
