Does a year even count if it doesn’t have at least one new toy craze for kids to obsess over and adults to fork out for? We don’t know, because there’s probably never been one. In 1980 it was the Rubik’s Cube, in 1997 it was the Tamagochi, in 2009 it was Zhu Zhu Pets — many more, too numerous to list here, sandwiched in-between. If you’re wondering what this...