Games, maps, and things to figure out
Browser games, interactive maps, and economics projects. Draw election districts, run a bank, solve a daily puzzle, or browse the data.
New here? Try today’s Mystery Exporter, jump into Jerry’s Mander or Circumstancigate, or scroll for everything below.
The project shelf
Murder Mystery: Love’s End
Investigate a murder at a Tuscan wedding. Search the villa, question fifteen guests, and connect the evidence before naming the killer.
Foreign Currency Reserves
Compare estimated foreign currency and gold reserves across 165 countries. Choose a country to see its holdings, or compare the rankings.
Create Your Own Language
Draw an alphabet, assign sounds, and build a dictionary. Add grammar and a number system, then save your language to a file.
Mystery Exporter
A daily puzzle: guess the country from what it exports. Real 2024 trade data, five guesses, distance and direction hints, and a new mystery every midnight UTC.
Mortgage Lab
Compare loan types, monthly payments, closing costs, and refinancing. See how taxes, insurance, and interest affect the cost of a home.
Rent Explorer
Compare rents by ZIP code and bedroom count across more than 130 US metro areas. Includes maps and HUD fair market rent data.
States Visited by President
See which states and territories US presidents visited while in office, with maps for each year.
Top 50 Fast Food Chains
An interactive map of the 50 largest US fast food chains by 2024 systemwide sales, plotted by headquarters city with full unit and revenue data.
Metro Home Price Comparison
Median home prices across the 20 largest US metros, with effective property tax rates and a 30-year cumulative tax total assuming 3% annual appreciation.
Bilateral Trade Explorer
Choose two countries to compare their 2024 imports and exports. Browse product categories, trade values, and tariff estimates.
Trading Beyond History
Build a 30-card deck of historical figures and artifacts. Battle computer opponents, earn card packs, and try different combinations.
Football World Championship
Simulate an international football tournament from qualification to the final. Adjust team strengths, make the draw, and follow the results.
Historical Races
Race historical figures in karts, camels, and other unlikely vehicles. Choose a course, use items, and race seven computer opponents with keyboard or touch controls.
Choose Your Own Presidency
Create a candidate and take office in 2029. Choose how to handle crises, laws, and elections through up to two presidential terms.
Ironing the Curtain
Play as the United States or Soviet Union in 1945. Spend influence to build a bloc and compete for power in this Cold War strategy prototype.
Set-Up the States!
Found colonies, choose charters, and negotiate or fight over territory. Manage taxes and revolts, then redraw state borders after independence.
Stock Trainer
Trade fictional stocks and ETFs with a starting balance of $1 million. Follow news, compare charts, and see how your portfolio handles booms and crashes.
Banking Simulator 5000
Run a bank with $10 million in starting capital. Set deposit and loan rates, manage risk, and keep enough capital to stay in business.
House Home Hunt
Buy, rent, and sell homes in a generated city. Compare neighborhoods and prices, then see how your properties fare as the market changes.
Microcosm
Work through economics lessons on supply and demand, taxes, firms, and game theory. Change the numbers and see what happens to the graphs.
Soft Landing
Set interest rates and bond purchases each quarter. Try to bring inflation down without causing a recession while responding to economic shocks.
Circumstancigate
Race around the world through real airports. Plan flights, stretch your budget, and deal with delays while computer opponents try to beat you home.
Jerry's Mander
Draw congressional districts to rig an election, or try to make them fair. A hands-on introduction to gerrymandering and how district shapes determine outcomes.
Random City
Generate a city from geographic and demographic data. Look around the map, then start again for a different place.
CityZoningOut
Build roads, zone neighborhoods and industry, and add bus and metro routes. Watch residents move in and see how the city grows.
Jumbled Jambler
Make a sentence from a daily set of scrambled letters. Tap, drag, or type to use the tiles. Use more letters for a higher score, or try to find the original sentence.
Second Largest World Cities
Find each country’s second-largest city on a world map and compare its population with the largest city.
Draw on Globe
A 3D globe you can draw and paint on directly. Pick colors, fill regions, upload an image as a texture, then export your creation as a Mercator or Robinson map projection.