Fakes have become part of our lives, so fact-checking skills in the digital world are essential for everyone. It is not easy to recognise fakes, partly because they are different phenomena — and pranks, and rumours, and misinformation, and conscious manipulation of real facts. And although states are trying to fight against fake news at the legislative level, and network companies create algorithms that can distinguish and mark out false information, reliable and error-free ways to do it are not yet. Common sense, logic and critical thinking remain the primary weapons in the fight against fake news. Check how advanced these skills are with you.