Everyone should know and utilize the power of 72. Take the interest rate you make on your investment and dived it into 72. That is how many years it will take to double your money. When you see the charts it is staggering how much money you end up with because of compound interest. Show your children that even $50 a week invested at a rate of 8% return would equal $1,001,605 after 45 years. Not everyone can afford $50 per week but the key here is invest at a young age. Keep putting money away every month, 
