If you enjoy testing your observation skills, this brainteaser might reveal just how sharp your eyes really are. Hidden in an image full of dartboards are three red darts that blend almost perfectly with the background.
The Challenge
At first glance, the picture appears to contain nothing but dartboards. However, the red background and red markings make the darts nearly invisible. Set a 15-second timer and see if you can locate all three before time runs out.
The Solution
Need a clue? The darts are not scattered across the image—they are all hidden on one dartboard. Still struggling? Many people have admitted they couldn't find all three without looking at the solution, which reveals that the darts are tucked away on the dartboard in the bottom-right corner.
Why Brainteasers Are Good for You
Puzzles like this encourage lateral thinking, a creative approach to problem-solving that looks beyond obvious answers. According to Mindvalley, "Lateral thinking is a form of problem-solving that utlised a more creative, less direct approach to the problem." The organisation also noted that our brains are neuroplastic, meaning they constantly adapt and change based on what we do and experience. "Everything we partake in has the potential to subtly shift the wiring of our brain," Mindvalley added, suggesting activities like brainteasers keep our minds active and engaged.
More Optical Illusions
Previously, only 2% of people could spot all four hidden women in a tricky optical illusion created by Ukrainian artist Oleg Shupliak. The sketch features a woman with long flowing hair, but other figures are hidden within. On another occasion, an optical illusion sparked a debate over the numbers hidden inside a circle filled with swirling black patterns.



