NINE PRACTICAL GUIDES
Start with the question you have.
Nine practical guides to the ideas behind our calculators, Rainbow Dice, and interactive maps. Get the context, then explore the tool for yourself.
Maps for your readers
Give a curated list of places a useful home that readers can explore and revisit.
Dynamic Maps as a Service: everybody loves a map
Send your list of places. We design, host, update, and help embed a map that fits your site.
Saving and using money
Explore what regular investing could build, how extra cash might reduce a mortgage or grow in a fund, and what waiting on a car purchase could change.

Investment growth: what time and regular saving can do
Start with a balance, a monthly contribution, and a timeline.

Pay off your mortgage faster or invest the extra cash?
Compare two uses for the same extra cash.

Virtual Car Lease: give a deferred car payment another job
See what investing a deferred payment could build.
Planning for later
Follow money through retirement, see what could support a spending goal, and explore when saving might become optional.

Retirement planning: connect saving years with spending years
See the saving and spending years on one timeline.

Retirement spending: what your nest egg may need to fund
Explore portfolio withdrawals, income, and spending over time.

FIRE: connect your savings rate with financial independence
Relate annual expenses to a financial independence target.

Coast FIRE: when could you stop saving for retirement?
Explore when existing investments could grow without more deposits.
Play and practice
Think through the roll, the odds, and the category you choose to score.
Rainbow Dice: Yahtzee roots and a poker player's decisions
Explore number and color combinations, risk, and opportunity cost.