Compounding and the time value of money are critical ideas that even most adults don't understand. Awesome idea to teach kids about the exponential concepts! Reminds me of the story of a pauper who doubled his rice grains every day for a month, but this is much more practical to grasp and implement!
<i>The bank will pay the student $1 per day for each dollar stored there.</i><p>Your teaching approach involves banks paying an APR of 36500% to depositors, but the price of the bike stays stable? You have a more realistic chance of growing your own unicorn. This isn't education, it's propaganda.