Video guide
Compound interest introduction
Selected because it teaches compound growth from a neutral educational perspective rather than promising investment results. It supplements the future value model by showing why interest-on-interest can dominate long time horizons.
Source: Khan Academy · Published 2013-09-28
Open original on YouTubeWhy selected: Selected because it teaches compound growth from a neutral educational perspective rather than promising investment results.
What it adds: It supplements the future value model by showing why interest-on-interest can dominate long time horizons.
How to use it: Enter a simple scenario in the calculator, then use the video to understand why changing time or rate changes future value.
Open RoiRoi: The lesson is mathematical education only; it does not model taxes, fees, volatility, inflation shocks, or investment suitability.
Calculator Suite curates and contextualizes this public lesson but does not own, publish, or endorse every statement in the original video.