Perhaps the cartoon kid saved up enough money from doing odd jobs and bought the sports car themselves.
It could happen through some magical or sci-fi element. Maybe there's a special device or power that enables the transformation.
The cartoon kid might drive the car with a big smile on his face, using simple controls like a steering wheel and pedals.
Well, it could be that the cartoon kid stumbles upon a secret potion or a hidden gadget that triggers the transformation into a car. Or perhaps it's the result of a wish gone wrong in a magical land.
It could just open the door and hop in. Simple as that!
The kid could get a paper cartoon by buying it at a store or borrowing it from a friend.
The cartoon kid probably gets dressed by starting with putting on underwear and then moving on to shirts and pants.
The way the cartoon kid gets pants on could involve laying the pants out flat, stepping into them, and using his hands to pull them up and fasten them.
The kid could have been given a special key or code to input into the car's system, which then initiates the journey to the future. It's also possible that the car was built by a genius inventor specifically for time travel and the kid stumbles upon it by chance.
It might happen through some magical power or a special device. Maybe there's a secret formula or incantation involved.
The cartoon black kid could get dressed by picking up his clothes one by one. First, he might put on a T-shirt, then some shorts, and finally slip into his sneakers.