There's nothing better for the brain than giving it a good workout. And puzzles like this one are the perfect choice.
Believe it or not, there really is a dog hiding somewhere in this image. It'll just take the keenest of eyes to work out where he is!
Taking a closer look
Snow seems to have just fallen in this wintry scene, which captures a tranquil garden surrounded by old trees.
It's the perfect place for a dog to run, explore, and camouflage themselves perfectly.
You see, the dog in question is completely white, making this challenge all the more difficult.
Here's a clue
Blending perfectly into his surroundings, it may seem impossible to imagine there's a dog hiding in this image.
And to make the whole thing more difficult, you only have 20 seconds to find him...
If you're struggling, we'll give you a little clue.
Zoom into the middle of the image and have a look there. The camouflaged canine is just waiting to be found!
For those of you still puzzled, we've circled the dog in red. Now can you see him?