To highlight the volatility of single stock trading, students will choose a public company and track the share price for five "check-ins". In this scenario, they have $1,000 to invest. They will purchase as many shares that they can at the current share price (I have them round to the nearest hundredth for fractional shares). I typically have students "check-in" every other day, record the current share price, how much value their investment is worth on that day, and the percentage increase or d