click the name of the stock to buy a share. the ''cost of ______'' is the price that you buy and then ones you can't buy any more stock hit done. ones you hit done "money after investment" is the amount of money you receive from selling your shares of stock after a period of time.
i love stocks because my father is a stockbroker so i started buying stocks and i really enjoy it. if you have advice https://scratch.mit.edu/discuss/topic/280437/