My dad used to take my brother and a Macintosh in to his college classroom to show his students that even a four-year-old could use a computer. My brother (pictured right; that's me on the left) would skillfully perform some task, like playing Brickles. For a nice map of the evolution of Apple products (the IIe and the 1984 Macintosh played a big part in my own childhood) click here.
It's also fun to browse old Apple ads. The one below is my favorite: