They reapportion the House every census. This is the reason the Trump administration is fucking with the census. It allows them to further push things towards privileged midwestern white people.
There's an easy solution to not being educated about school board members. Look 'em up. I would say it takes my wife and I about two hours to get voting done... but we do it over wine, in the living room, laptops flying, figuring out our positions as we go (we occasionally quibble over some minor position or other).