International Literacy Rates over Time
How has the world literacy rate changed over time? When did we experienced the greatest gains in literacy, globally? What has influenced these times of increased literacy?
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Marathon Records (by age and gender)
What is the best known marathon time — by age?
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How comfortable are people with a female politician or business leader? (by country)
How comfortable is society with a female leader in business and politics? This graph features four countries, but it’s important to note that with only four countries represented, there are many, many people who are not represented. How might that change how we interpret and analyze the data?
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How loud is too loud? (English + español)
How loud are different activities? How loud is *too* loud?
(con versión en español)
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Amazon warehouse workers suffer muscle and joint injuries at a rate 4 times higher than industry peers
At what rate do full-time employees experience muscle and joint injuries at work?
How could unionizing impact the data for Amazon workers?
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Moving Out: Share of Population (by age) that Rents in Australia
What percentage of Australians rent? How is this trending? Why is it better for the environment if there are more homeowners?
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Net Migration in Australia (1971-2020)
What does it mean when this graph about net migration in Australia “goes negative”?
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How do the phases of the moon impact tides? (The Sea of Cortez)
How does the moon impact the tide? Data from the Sea of Cortez (Puerta Penasco, Sonora, Mexico)
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Record High Temperature Set in Antarctica
In late March 2022, Antarctica experienced a heat wave. How concerning is this?
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Record Low Fertility Rate in Australia
Australia is currently experiencing a record low fertility rate. Why does this matter? And what does it have to do with immigration policy?
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Wordle Stats
How can we use what we know about someone’s Wordle stats to figure out what’s missing?
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Gas Prices (per liter) in Mexico and the US
Despite having much lower wages, Mexicans have been paying more than Americans to fill up their tanks for years, until now. (@LatAmData)
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How many calories do people really eat at Chipotle?
How many calories do people really eat at Chipotle? And why is this represented as a histogram?
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College Essay Admission Topics, by Household Income
Based on a college admissions essay’s topic, can we predict whether a student is wealthier or less wealthy?
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Sports League Viewership in the US (and the rise of eSports)
Which sports leagues do people watch the most in the US?
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Why Biggest Isn’t Fastest in the Animal Kingdom
Why aren’t the biggest animals also the fastest? And how can we predict an animals’ speed?
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The Importance of Religion Compared with the Level of GDP per Capita
How does the importance of religion within a country compare with their level of GDP per capita? What do the outliers tell us about correlation vs causation?
What DOES cause a country to get richer?
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Estimated Nuclear Warhead Stockpiles (1945-2022)
Which countries have had nuclear weapons over the years? What can we do to protest stockpiling of these warheads?
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Human Causes of California Wildfires (2016)
What human behaviors caused wildfires in California in 2016? How can we stop future forest fires?
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Where Tattoos are Most Popular
Where are tattoos popular internationally?
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The Price and Popularity of Solar Panel Installation
The cost of solar installation has plummeted over the last decade. How has that impacted solar power’s popularity?
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Koalas Clinging to a Tree: A Novel Way to Cool Off
Why do koala hug trees?
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World Population Living in Extreme Poverty, 1820-2015
How many people are living in extreme poverty across the world? How has that changed over time?
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Colors per National Flag
How many colors do different flags use?
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The Corn Lobby: Corn Production and Land Use in the US
The US is so much more efficient at growing corn in 2021 compared with decades gone by! What does that mean for the country?
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Comparing Number of Births & Number of Deaths in the US
Births have declined over the years, whereas number of deaths have gone up with the population. Still, the number of births generally outnumber the deaths. When did that change?
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Racially Diverse Book Authors
The Cooperative Children’s Book Center (CCBC) tracks the backgrounds of authors of books of childrens and teens. What does this data show over time?
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Books with Queer Representation
Every year, Malinda Lo tracks the number of books published each year with queer representation. What trends do you notice?
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Sex Ratio by Industry (US)
Are there more women than men working in particular industries in the US?*
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Cost of Minting US Coins: Pennies, nickels cost more than their face value
Pennies and nickels cost more to produce than their face value! How much more? (Includes a follow-up task about calculating how much it costs to make a dollar’s worth of each coin)
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US Coins Produced in 2017
How many of each US coin did the treasury mint in 2017? How much was all of that money worth? (Giant numbers!)
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Fidget Spinner Search Popularity in 2017
Fidget toys were seemingly everywhere in 2017! What do google search trends reveal about their popularity?
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The Deadliest Weather: Fatalities Due to Extreme Weather in the US (2018)
What are the deadliest weather vents in the US? And why is ‘wind’ separate from ‘hurricanes’ and ‘tornadoes’?
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Baseball: Exit Velocity as a Measure of Hitting Potential
In 2015, MLB started measuring player’s “exit velocity” as a way to predict power hitters. What is this stat, and how does it work?
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In America, UFO Sightings Peak on July 4th
When do Americans report sighting UFOs? Are there are patterns?
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Cost of Tuition at a Public University in Ohio Compared with Potential Minimum Wage Earnings, 1981 – 2020
How does the cost of tuition at a public university in Ohio compare with what a student might earn working a minimum wage job? How has this relationship changed over time?
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Most Eaten Cereals in the US Per Week (2018)
What are the most popular cereals in the US? (2018) How do we measure popularity?
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Google Trends: When do people want to know how many tablespoons are in a cup?
When do people google the conversion from tablespoons to cups? What trends do you notice? What does this mean about what Americans are doing?
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The Issues Most Likely to Start a Thanksgiving Argument (2014 and 2017)
What issues were likely to start a Thanksgiving argument in 2014 compared with 2017? What about now?
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Which data is most representative? Pie edition
How do we determine what pies are most popular across the US? Where would you go for the answer: google, twitter, instagram, or a survey? This slow reveal data representation — colored maps — shows different methods of collecting the data.
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Macy’s Thanksgiving Day Parade: Balloon length
How long are the parades in Macy’s Thanksgiving Day Parade?
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Food Insecurity in Canada, by racial/cultural identity and Indigenous status
How prevalent is food insecurity in Canada? This graph breaks it down by race/cultural identity and Indigenous status.
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What should be the national food of Canada?
What should be the official food of Canada? Here are the results from a survey of 1000 Canadians.
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Materials Recycled in Pounds per Person per Day (US)
How much have Americans recycled over time? How do we measure that?
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Music Revenue by Format in the USA 1973-2020
How do Americans listen to (and pay for) music? How has technology changed over the years?
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How Much Governments Spend on Childcare for Toddlers
How much do different governments pay for childcare? (Focuses on European governments, but also includes a few others.) The US is an outlier… but by how much?
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Age and Salary of NBA Players, 2017-2018
What is the relationship between an NBA player’s age and their salary?
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Rate of Left-Handedness in the US: Stigma & Society
Left-handedness has long been stigmatized in the US (and other countries). How did the rate of left-handedness seem to change over time?
And what is the parallel between the rise of left-handedness and the rise of people identifying as queer?
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2019 Super Bowl Ad Category Breakdown
What ads were shown during the 2019 super bowl? What can we learn from this data? Who might be interested in this data?
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Population of the New England Colonies
How many people were living in New England between 1620 and 1750? How do the demographics break down by race? What can we deduce from the shifts in population?
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Slow Reveal Graphs 