Challenge your observation skills with an optical illusion that hides a smiley face among a treasure box, a magic lamp, and an hourglass. Test your attention to detail and cognitive processing by locating it within five seconds. Quick solvers may possess better problem-solving abilities and memory recall. Challenge your observation skills with an optical illusion that hides a smiley face among a treasure box, a magic lamp, and an hourglass. Test your attention to detail and cognitive processing by locating it within five seconds. Quick solvers may possess better problem-solving abilities and memory recall. Health and Fitness, Health Tips, Exercises & Workout Tips, Diet & Wellness | Times of India Lifestyle