31 Years Before the Wheel

Is it really so important that, wheels are round Caveman Al thinks not. He thinks that his square wheels are just fine as the round wheels. And maybe square wheels are more safe after all.

31 Years Before the Wheel: Is it really so important that, wheels are round Caveman Al thinks not. He thinks that his square wheels are just fine as the round wheels. And maybe square wheels are more safe after all.