It was from the 1980s. It was shaped like an audio cassette but did not play music. When you shook it, a little board slid out of the bottom of the 'tape' that you could play on. I want to say they were called "Sidewinders" but a Google search on that name doesn't turn up the toy I'm thinking of.
― Sundar, Wednesday, 2 June 2010 02:50 (thirteen years ago) link