The Curriculum
Each unit is built around a real question — about money, risk, data, or how to think through a decision. A lot of the topics show up more than once across the years, which is intentional.
Elementary School
Grades 3–5 · Building intuition through things kids can touch, argue about, and explore.
Grade 3
Is This Fair?
Sharing things equally introduces the unknown: you don't know the number, you reason your way to it.
Variables and early equations
Bigger, Smaller, About Right
Estimation and the gut-check instinct. Is a million seconds a week or a decade?
Number sense and magnitude
Patterns All Around
Spotting and extending sequences in the world around us.
Pattern recognition and early functions
Coin Flips & Lucky Guesses
A first encounter with chance. What does "random" even mean?
Probability
Sorting the World
Grouping, categories, and Venn diagrams — making sense of how things relate.
Set logic
Pictures That Talk
Reading simple graphs and charts from real sources.
Data reading
How Many, Really?
Counting, grouping, and place value through real quantities.
Number sense
The Shape of Things
Shapes and symmetry in the built and natural world.
Geometry
Grade 4
Parts of a Whole
Fractions discovered through real sharing problems.
Fractions
Better-Deal Detective
Which package is the better buy? Unit reasoning in action.
Unit reasoning and division
Fair Games & Unfair Games
Designing and diagnosing games of chance.
Probability
Map It Out
Coordinate grids and finding your way around.
Coordinate plane
The Story in the Numbers
Comparing two data sets and saying what changed.
Data analysis
What Comes Next?
Input/output "function machines" — put something in, get something out.
Functions and algebraic thinking
Measuring Up
Area and perimeter through real design challenges.
Measurement and geometry
True, False, or Tricky?
Evaluating whether statements hold up under scrutiny.
Logical reasoning
Grade 5
Finding the Unknown
Simple equations as tools for solving real problems.
Equations
Chance & Choice
Probability when there's more than one way things can go.
Probability
What's Typical?
Mean and median, and what "average" hides.
Measures of center
Scaling Up & Down
Ratios, proportion, and scale models in the real world.
Proportional reasoning
Save It or Spend It?
The idea that money can grow over time — and why that matters.
Early financial math
Reading Between the Lines
A first look at how a picture — or a graph — can mislead.
Data literacy
Building With Shapes
Area and volume in real construction and design problems.
Geometry
Decisions, Decisions
If/then reasoning and simple decision trees.
Logic and decision trees
Middle School
Grades 6–8 · The world is quantitative — and people will try to fool you with numbers.
Grade 6
The Power of x
Algebraic expressions and equations as genuinely useful tools.
Algebra
How to Lie With a Graph
Truncated axes, bad scales, cherry-picked windows — and how to spot them.
Coordinate reading and slope
What Are the Odds?
Probability and a first taste of expected value.
Probability
Mean, Median & Misleading
When each measure of center deceives — and why it matters which one you use.
Statistics
Ratios Run the World
Rates, scaling, and proportional reasoning in everyday life.
Ratios and proportional reasoning
Money Over Time
Saving, budgeting, and how interest works — the basics of money growing.
Financial math
The Logic Toolkit
Valid arguments, common fallacies, and how to tell the difference.
Logic
Coordinate Thinking
The coordinate plane and slope as a rate of change.
Geometry and algebra
Grade 7
Solving for the World
Multi-step equations applied to situations that actually come up.
Algebra
Sampling & Surveys
How polls actually work — and how they mislead.
Statistics
The House Always Wins
Lotteries, casinos, and expected value — why the math matters.
Probability and expected value
Percent Power
Discounts, tax, tips, and markups — percentages in the wild.
Percentages
Compound Magic
Compound interest, and why starting early makes such a difference.
Exponential growth
Cause vs. Coincidence
Correlation is not causation — and why that's worth understanding.
Statistical reasoning
Geometry of the Real World
Angles, area, and the Pythagorean theorem doing actual work.
Geometry
Algorithmic Thinking
Breaking problems into correct, repeatable steps.
Procedural reasoning
Grade 8
Functions as Machines
Linear functions to model real relationships between things.
Functions
Reading the News With Numbers
Statistical literacy applied to the stories we read every day.
Data literacy
Risk & Reward
Making decisions when you can't be sure how things will go.
Decision-making under uncertainty
Credit, Debt & the Cost of Borrowing
How loans and credit cards really work — and what the math looks like.
Financial math
The Shape of Data
Distributions, spread, and outliers — what data looks like when you step back.
Statistics
Games People Play
A first look at game theory: when is it worth cooperating, and when isn't it?
Game theory
Modeling Growth
Linear vs. exponential — and why the difference is so much bigger than it looks.
Mathematical modeling
Proof & Persuasion
Constructing and evaluating real arguments — mathematical and otherwise.
Logic and proof
High School
Grades 9–11 · Reasoning under uncertainty, and the math behind the decisions that matter most.
Grade 9
Algebra That Matters
Algebraic modeling of situations that actually arise in life.
Algebra
The Most Important Equation
Exponential functions through the lens of compounding — one of the most useful ideas in mathematics.
Exponential functions
Statistics That Lie
Advanced data manipulation and misinformation — how to recognize it and what to do.
Statistics
Probability Deep Dive
Conditional probability and independence — the tools behind medical testing, weather forecasts, and more.
Probability
Personal Finance I: Building Wealth
Investing, retirement accounts, and the real cost of waiting to start.
Financial math
The Geometry of Design
Geometric reasoning and optimization — how math shapes the things we build.
Geometry
Logic & Proof
Formal reasoning and valid inference — the backbone of mathematical thinking.
Logic
Data Detective
Collecting, cleaning, and honestly interpreting real data.
Data analysis
Grade 10
Inference & Uncertainty
Sampling, confidence intervals, and the basics of testing a claim.
Inferential statistics
Bayesian Thinking
Updating beliefs with evidence — and why base rates matter more than most people realize.
Bayesian reasoning
Personal Finance II: Big Decisions
Mortgages, student loans, and car financing — the math behind the biggest purchases most people make.
Financial math
Game Theory & Strategy
Nash equilibrium, the prisoner's dilemma, and how to think about situations where everyone's choices depend on everyone else's.
Game theory
Expected Value & Insurance
How insurance and actuarial thinking work — and what they reveal about risk.
Expected value and probability
Modeling the World
Exponential and logistic models — pandemics, populations, and how things spread.
Mathematical modeling
Networks & Connections
Graph theory, social networks, and how things — and ideas — move through them.
Graph theory
The Mathematics of Voting
Voting systems and the surprising paradoxes they hide.
Social choice theory
Grade 11
Reading Research
Evaluating scientific studies and the claims built on them — a genuinely useful skill.
Statistical literacy
Risk, Psychology & Decisions
Cognitive biases and behavioral economics — why smart people make predictable mistakes.
Decision science
Personal Finance III: Taxes & the Long Game
Taxes, financial planning, and how to think about money over a lifetime.
Financial math
Social Choice & Fairness
Arrow's theorem, gerrymandering, and the mathematics of fair representation.
Social choice theory
Optimization & Trade-offs
Making the best decision under real constraints — a surprisingly powerful idea.
Optimization
Statistical Significance & Its Discontents
p-values, replication, and an honest look at what statistics can and can't tell you.
Statistics
The Ethics of Algorithms
How algorithms make decisions about us — and how to think critically about them.
Algorithmic reasoning
Quantitative Citizenship
A culminating project applying everything — probability, statistics, financial math, logic — to a real civic or personal question.
Synthesis