The best way to learn to spot a conspiracy theory is to make one yourself.
Pick a real news story. On the next step you'll choose who's behind it and why. Then walk through the four moves real conspiracists use, with a debunk on every step.
Choose whichever real-feeling headline your imagination will run wildest with. Don't overthink it.

In 1994 Pål Enger, a former Norwegian footballer, carried out a high-profile theft of Edvard Munch's famous painting The Scream from the National Gallery in Oslo. Enger entered the museum and removed the canvas in a theft that quickly made international headlines. The painting is one of Munch's best-known works, and its disappearance drew intense media and police attention because of its cultural significance and the bold manner in which it was taken.

Research compiled by YouGov shows that the COVID-19 pandemic prompted different changes in daily routines around the world. In some places people slept more—Saudi Arabia, Brazil, China and Turkey reported increases—while Australians and Britons admitted to drinking more and residents of Mexico, Brazil and Spain reported cutting back on alcohol. Exercise rose in countries including China, Saudi Arabia, Mexico and the United States, and various nations reported shifts in diet quality.

Meta, the company that owns Facebook and Instagram, says it will start asking users in the European Union for permission to show personalized advertising. The move follows regulatory rulings that challenged Meta’s data-collection methods for targeted ads. Rather than relying on a “legitimate interest” justification, Meta has conceded it must obtain explicit consent under EU data-protection rules before using people’s personal data to tailor ads on its platforms.

China’s state-run Global Times published an editorial urging the British Museum to return Chinese artifacts just ahead of a visit by UK Foreign Secretary James Cleverly. The piece accused the museum of holding items acquired through improper channels and called some pieces “stolen.” The British Museum’s collection includes more than 23,000 Chinese objects, and the editorial named examples such as the painting The Admonitions of the Instructress to the Court Ladies and Liao tri-coloured luohan statues.