When I was a kid there was nothing I wanted more than a hoverboard for Christmas. Or a personal robot. Or a videophone. You get the idea.

Back in the 20th century, we all had different ideas about what futuristic toys should look like. Below we have a small sample of Christmas presents and traditions that people of the past imagined were just around the corner, including plenty of toys that never showed up — like those cool 1970s "jetbikes."