After spending an embarrassing amount of time having our brains twisted up by Portal 2, we started to get the niggling feeling that we might be better off if we knew ... well, anything about science. We're not asking to be Terry Einstein here, but it seems like even the basest understanding of physics would be a big help.

That's exactly what SideQuesting is providing today: A physics class, but only the aspects of physics that relate to the idea of portal technology. If only every physics class were structured this way, we'd ... well, we'd know a lot about crates, that's for sure.