At an average of 25 mph, that's 4.8 minutes one way. If both parents are already at work - leaving their children to fend for themselves - maybe a neighbor could give them a ride, or an older sibling. Or - GASP! - maybe they could walk.
I'm thinking $50.00 buys a used bicycle.
The parents save $382.00 dollars a year based on a 36 week school year,
at the $8.00 a week bus rate, after initial outlay.