Challenge: Only a person with excellent observation skills can spot the hidden ‘E’ in just 7 seconds

This article is a fun and engaging optical illusion challenge that tests readers’ observation skills. It presents a grid filled with the letter ‘F’ and hides a single ‘E’ among them, asking readers if they can spot it in just 7 seconds. The piece explains simple strategies to improve focus and systematically scan for differences, emphasizing that observation is about attention to detail, not just sight.