People are engaging in a visual challenge to spot an odd puppy among a grid of puppies within 4 seconds. This exercise tests attention to detail and can boost cognitive abilities. The distinct puppy is located on the left side of the image. More challenges are available for practice. People are engaging in a visual challenge to spot an odd puppy among a grid of puppies within 4 seconds. This exercise tests attention to detail and can boost cognitive abilities. The distinct puppy is located on the left side of the image. More challenges are available for practice. Health and Fitness, Health Tips, Exercises & Workout Tips, Diet & Wellness | Times of India Lifestyle