Course · Young investors
First Investments
A plain-English investing course for teens and twenty-somethings. Short lessons, worked examples, calculators you can play with, and a quick quiz at the end of each one.
- Modules
- 6
- Lessons
- 20
- Quiz questions
- 60
- Total time
- 2.2 hrs
By the end, you'll be able to
- Decide when you're ready to invest, and what to sort out first
- Explain stocks, bonds, index funds and ETFs in your own words
- Choose an account, a brokerage and a simple low-cost portfolio
- Handle market drops, spot scams, and avoid costly mistakes
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Modules
Module 1
Before you invest
Why investing matters, what to sort out first, and why starting young is such an advantage.
0/4 done · 24 min
Module 2
What you can invest in
Stocks, bonds and funds in plain English, and what actually happens when you click “buy”.
0/4 done · 27 min
Module 3
Risk and return
Why higher returns come with bigger swings, and the tools investors use to manage risk.
0/4 done · 26 min
Module 4
Costs, accounts and taxes
The unglamorous stuff that quietly decides how much you keep: fees, account types and taxes.
0/3 done · 20 min
Module 5
Building your first portfolio
Choose a brokerage, pick a simple mix of funds, and set it up so it runs on autopilot.
0/3 done · 20 min
Module 6
Protect yourself
Tell investing from gambling, spot scams and hype, and outsmart the habits that trip investors up.
0/2 done · 14 min
This course is general education, not personal financial advice. Account types and tax rules described are for the US unless noted, and limits change over time, so check current rules where you live.
Glossary
Terms, in plain English
41 terms
- 401(k)
- A US retirement account offered through an employer. Contributions can be pre-tax (traditional) or after-tax (Roth), and employers often match part of them.
- APR
- Annual percentage rate. The yearly cost of borrowing, not including the effect of compounding.
- APY
- Annual percentage yield. The yearly rate including compounding, so it reflects what you actually earn or pay.
- Asset
- Something you own that has value, such as cash, investments or property.
- Asset allocation
- How your money is split between types of investments, such as stocks, bonds and cash.
- Bear market
- A decline of roughly 20% or more from a recent high in a market's prices.
- Bond
- A loan to a government or company that pays interest and returns your money at a set date.
- Brokerage account
- An account at a licensed firm that lets you buy and sell investments such as stocks, bonds and funds.
- Budget
- A plan for how you'll use your income across spending, saving and debt payments.
- Bull market
- A long period of rising prices in a market.
- Capital gain
- The profit when you sell an investment for more than you paid. It's taxable in regular accounts once you sell.
- Compound interest
- Interest earned on both the original amount and on interest already earned.
- Credit utilization
- How much of your available credit you're using. Lower is generally better for credit scores.
- Custodial account
- A US account (UTMA/UGMA) an adult manages for a minor. The money belongs to the minor and passes to them at 18–21, depending on the state.
- Diversification
- Spreading money across many investments so no single one can do too much damage.
- Dividend
- A share of a company's profits paid to its shareholders, often every quarter. Not all companies pay them.
- Dollar-cost averaging
- Investing a fixed amount on a regular schedule, so you buy more shares when prices are low and fewer when they're high.
- Emergency fund
- Cash set aside for unexpected costs or lost income, kept somewhere easy to reach.
- Employer match
- Money an employer adds to your retirement account when you contribute, such as 50 cents per dollar up to a limit.
- ETF
- Exchange-traded fund. A fund holding many investments that trades on a stock exchange like a single stock.
- Expense ratio
- The yearly fee a fund charges, shown as a percentage of the money you have invested in it.
- Index fund
- A fund that tracks a market index, such as the S&P 500, instead of trying to pick winners.
- Inflation
- The general rise in prices over time, which reduces what a given amount of money can buy.
- Liability
- Money you owe, such as a loan or a credit card balance.
- Limit order
- An order to buy or sell only at a price you set or better. It may not fill if the price never gets there.
- Market order
- An order to buy or sell right away at the best available price.
- Mutual fund
- A fund that pools investors' money to buy many investments. Orders are filled once a day at the closing price.
- Net worth
- Everything you own minus everything you owe.
- Portfolio
- All of your investments taken together.
- Principal
- The original amount of money borrowed or invested, before interest.
- Rebalancing
- Buying or selling to bring your investments back to your target mix after markets have moved it.
- Risk tolerance
- How much ups and downs in your investments you can handle, financially and emotionally, without abandoning your plan.
- Roth IRA
- A US retirement account funded with after-tax money. Qualified withdrawals in retirement, including growth, are tax-free.
- Rule of 72
- A shortcut for doubling time: divide 72 by the yearly return. At 6%, money roughly doubles in 12 years.
- SIPC
- A US organization that protects brokerage customers up to $500,000 (including $250,000 cash) if a member firm fails. It doesn't cover market losses.
- Speculation
- Betting on short-term price moves, often in assets that are hard to value. Outcomes are uncertain and losses can be total.
- Stock
- A share of ownership in a company. Also called a share or equity.
- Target-date fund
- A single fund holding a mix of stocks and bonds that becomes more conservative as its target year approaches.
- Time horizon
- How long until you'll need the money for a goal. Longer horizons can usually handle more risk.
- Volatility
- How much and how quickly an investment's price moves up and down.
- Yield
- The income an investment pays, such as interest or dividends, shown as a percentage of its price.