| Quiz | Points | Best | Rating | Takes |
|---|
| Countries of the World Quiz | 0 | - | 5.00 | 34,114,288 |
| Country Shape Quiz #1 | 0 | - | 4.91 | 735,275 |
| Country Shape Quiz #2 | 0 | - | 4.94 | 343,423 |
| Country Shape Quiz #3 | 0 | - | 4.94 | 245,904 |
| Country Shape Quiz #4 | 0 | - | 4.90 | 179,830 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,165,846 |
| Biggest Countries by Area | 0 | - | 4.99 | 827,540 |
| Countries with the Highest Life Expectancy | 0 | - | 4.84 | 163,682 |
| Countries with the Highest Obesity Rate | 0 | - | 4.37 | 147,785 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.95 | 151,626 |
| Spanish-Speaking Countries Quiz | 0 | - | 4.91 | 295,076 |
| Island Countries Quiz | 0 | - | 4.99 | 576,287 |
| Northernmost Countries Quiz | 0 | - | 4.98 | 293,836 |
| Southernmost Countries of the World | 0 | - | 4.99 | 181,920 |
| Majority Muslim Countries | 0 | - | 4.96 | 281,270 |
| Countries with the Most Borders | 0 | - | 4.96 | 317,566 |
| Countries with the Longest Coastlines | 0 | - | 4.85 | 352,458 |
| Countries That Border Russia | 0 | - | 4.98 | 367,565 |
| Regions of Countries #1 | 0 | - | 4.96 | 137,361 |
| Countries and Languages Quiz | 0 | - | 4.86 | 215,327 |
| Countries with the Most Billionaires | 0 | - | 4.93 | 255,209 |
| Islands by Country #1 | 0 | - | 4.86 | 149,263 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 286,360 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 172,304 |
| Countries by Borders #1 | 0 | - | 5.00 | 154,137 |
| Commonwealth of Nations Countries | 0 | - | 4.92 | 205,034 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 306,294 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 300,712 |
| One Border Countries | 0 | - | 4.98 | 358,473 |
| Countries by Official Language | 0 | - | 4.93 | 141,985 |
| NATO Countries Quiz | 0 | - | 4.97 | 201,582 |
| EU Countries Quiz | 0 | - | 4.99 | 206,751 |
| Countries of Europe Quiz | 0 | - | 5.00 | 2,464,130 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,249,094 |
| Countries that Start with A | 0 | - | 4.96 | 1,627,203 |
| Countries that Start with B | 0 | - | 4.94 | 1,764,732 |
| Countries that Start with C | 0 | - | 4.95 | 1,398,349 |
| Countries that Start with D | 0 | - | 4.96 | 462,719 |
| Countries that Start with E | 0 | - | 4.93 | 1,031,183 |
| Countries that Start with G | 0 | - | 4.95 | 1,128,486 |
| Countries that Start with H | 0 | - | 4.92 | 389,861 |
| Countries that Start with I | 0 | - | 4.90 | 975,431 |
| Countries that Start with J | 0 | - | 4.96 | 393,155 |
| Countries that Start with K | 0 | - | 4.95 | 570,980 |
| Countries that Start with L | 0 | - | 4.98 | 812,223 |
| Countries that Start with N | 0 | - | 4.90 | 833,498 |
| Countries that Start with P | 0 | - | 4.94 | 921,197 |
| Countries that Start with R | 0 | - | 4.41 | 299,273 |
| Countries that Start with S | 0 | - | 4.97 | 1,354,685 |
| Countries that Start with T | 0 | - | 4.89 | 757,966 |
| Countries that Start with U | 0 | - | 4.97 | 683,861 |
| Countries that Start with V | 0 | - | 4.97 | 455,586 |
| Countries that Start with F | 0 | - | 4.76 | 423,209 |
| Countries that Start with M | 0 | - | 4.95 | 1,059,028 |
| Countries that Border China | 0 | - | 4.97 | 211,848 |
| Countries with the Biggest Economies by GDP | 0 | - | 4.73 | 240,821 |
| Top Crude Oil Producing Countries | 0 | - | 4.84 | 145,015 |
| Countries that Produce the Most Wine | 0 | - | 4.88 | 164,807 |
| Countries by Alcohol Consumption | 0 | - | 4.36 | 178,704 |
| Countries in World War I | 0 | - | 4.92 | 182,605 |
| Countries with Four Letters | 0 | - | 4.99 | 320,799 |
| Countries of Africa | 0 | - | 5.00 | 1,730,770 |
| Countries of South America | 0 | - | 5.00 | 621,983 |
| Countries of North America Quiz | 0 | - | 5.00 | 705,255 |
| Countries of Oceania | 0 | - | 5.00 | 711,443 |
| "Stan" Countries Quiz | 0 | - | 4.96 | 155,152 |
| Countries with the Most Exports | 0 | - | 4.96 | 111,827 |
| Countries with the Most Military Troops | 0 | - | 4.93 | 206,035 |
| Countries Bordering France | 0 | - | 4.90 | 308,803 |
| Countries with Nuclear Weapons | 0 | - | 4.90 | 199,280 |
| Countries Bordering Germany | 0 | - | 4.99 | 291,885 |
| Countries with the Highest Population Density | 0 | - | 4.88 | 131,246 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 252,845 |
| Top Movie Producing Countries | 0 | - | 4.67 | 33,424 |
| Countries of the Soviet Union | 0 | - | 4.99 | 145,976 |
| Countries in their Native Language | 0 | - | 4.97 | 149,548 |
| Countries by Clue #1 | 0 | - | 4.89 | 195,673 |
| Countries with Five Letters Quiz | 0 | - | 4.92 | 192,177 |
| Countries with Six Letters Quiz | 0 | - | 4.93 | 157,730 |
| Countries with the Lowest Population Density | 0 | - | 4.97 | 126,477 |
| Independence from Whom | 0 | - | 4.99 | 152,775 |
| Countries with the Most Winter Olympics Medals | 0 | - | 4.51 | 144,817 |
| Countries with Z | 0 | - | 4.99 | 222,846 |
| "Land" Countries | 0 | - | 4.98 | 264,641 |
| Largest Economies in 2050 | 0 | - | 4.90 | 88,438 |
| European Countries by Clue | 0 | - | 4.94 | 154,307 |
| Countries with Letters Missing | 0 | - | 4.97 | 143,424 |
| Top Rice-Producing Countries | 0 | - | 4.91 | 72,695 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.94 | 206,821 |
| Most Populous Countries in 2050 | 0 | - | 4.92 | 173,207 |
| Countries with the Longest Total Borders | 0 | - | 4.98 | 246,465 |
| Countries by Oil Consumption | 0 | - | 4.95 | 103,808 |
| Most Populous Countries in 1900 | 0 | - | 4.86 | 146,891 |
| Countries by Airline Passengers | 0 | - | 4.93 | 41,333 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 83,821 |
| Most Populous Countries in 1950 | 0 | - | 4.64 | 63,291 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 156,225 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.86 | 94,481 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 136,712 |
| Countries that Catch the Most Fish | 0 | - | 4.85 | 90,120 |
| Most Expensive Countries | 0 | - | 4.05 | 104,657 |
| Countries with the Highest Percentage of Forest | 0 | - | 4.51 | 31,589 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 181,391 |
| Biggest Countries by Area A-Z | 0 | - | 4.94 | 148,079 |
| Countries with the Shortest Total Borders | 0 | - | 4.92 | 72,813 |
| Countries With the Most Languages | 0 | - | 4.90 | 150,173 |
| Countries Closest to Canada | 0 | - | 4.93 | 156,342 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 141,104 |
| Countries Closest to Italy | 0 | - | 4.97 | 147,865 |
| Countries Closest to Spain | 0 | - | 4.96 | 170,152 |
| Countries Ending in "IA" | 0 | - | 4.99 | 150,075 |
| Countries with the Most Muslims | 0 | - | 4.92 | 118,897 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.93 | 81,337 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.82 | 65,323 |
| Countries Producing the Most Oranges | 0 | - | 4.52 | 24,760 |
| Countries Producing the Most Bananas | 0 | - | 4.47 | 31,915 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 342,093 |
| Countries with the Most Prisoners | 0 | - | 4.88 | 71,590 |
| Countries that Produce the Most Beer | 0 | - | 4.76 | 102,864 |
| Five Closest Countries by Country #1 | 0 | - | 5.00 | 193,807 |
| Countries with the Most Domestic Camels | 0 | - | 4.89 | 34,312 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.94 | 4,321,290 |
| Countries That End in Y | 0 | - | 4.89 | 148,280 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.73 | 29,031 |
| Five Closest Countries by Country #2 | 0 | - | 5.00 | 162,881 |
| Countries Based on First Two Letters #1 | 0 | - | 4.98 | 143,645 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 168,534 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 224,432 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.94 | 150,343 |
| Countries with the Highest Percentage of Cultivated Land | 0 | - | 4.62 | 10,833 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 172,836 |
| Countries with the Longest Perimeter | 0 | - | 4.84 | 64,981 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 143,522 |
| Five Poorest Countries by Continent | 0 | - | 4.96 | 143,552 |
| Tallest Countries North to South | 0 | - | 4.78 | 93,263 |
| Widest Countries East to West | 0 | - | 4.90 | 109,265 |
| Countries with the Most Billionaires per Capita | 0 | - | 4.79 | 65,306 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 75,899 |
| Countries by Net Migration | 0 | - | 4.57 | 57,981 |
| Countries with the Highest Average Elevation | 0 | - | 4.97 | 55,782 |
| Countries Whose Center is Closest to the Equator | 0 | - | 4.64 | 41,004 |
| Countries with the Most Murders | 0 | - | 4.51 | 101,504 |
| Countries with the Most Millionaires | 0 | - | 4.81 | 74,152 |
| Country Chain | 0 | - | 4.92 | 156,523 |
| Olympic Host Countries | 0 | - | 4.98 | 140,859 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.83 | 995,925 |
| Countries with the Least Precipitation | 0 | - | 4.86 | 62,130 |
| Countries with the Most Precipitation | 0 | - | 4.74 | 45,148 |
| Poorest Countries with Exceptions | 0 | - | 4.52 | 89,656 |
| World Map without 12 Countries | 0 | - | 4.96 | 278,359 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 136,991 |
| Every Country Shape | 0 | - | 4.99 | 312,866 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 2,874,567 |
| Five Biggest Economies by Continent | 0 | - | 4.97 | 144,106 |
| Top Chocolate Growing Countries | 0 | - | 4.89 | 39,505 |
| Top 50 Countries by Population - In Order | 0 | - | 4.96 | 217,308 |
| Countries with Megacities | 0 | - | 4.99 | 175,371 |
| Every European Country Shape | 0 | - | 4.94 | 152,334 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 165,041 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 169,931 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 168,024 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 142,811 |
| All Countries of the World by Area with Hints | 0 | - | 4.95 | 152,622 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 2,642,789 |
| Countries of the Middle East | 0 | - | 4.96 | 148,007 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.94 | 191,424 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 80,502 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 105,944 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.94 | 75,590 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.97 | 137,322 |
| One Country By Letter By Continent | 0 | - | 4.99 | 35,868 |
| Most Populous Countries by Year | 0 | - | 4.76 | 78,911 |
| Largest Countries with No Borders | 0 | - | 4.97 | 163,368 |
| Coldest Countries | 0 | - | 4.97 | 100,084 |
| Countries with the Highest Murder Rate | 0 | - | 4.43 | 53,616 |
| Countries of Europe After World War II | 0 | - | 4.97 | 143,206 |
| Top 10 Coldest European Countries | 0 | - | 4.93 | 143,543 |
| Most Populous Countries with Exceptions | 0 | - | 4.97 | 85,507 |
| Countries with the Highest Elevation with Exceptions | 0 | - | 4.56 | 45,541 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.85 | 124,904 |
| Most Densely Populated Countries with Exceptions | 0 | - | 4.47 | 42,007 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 64,304 |
| Countries with the Most Desert | 0 | - | 4.92 | 95,386 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 171,269 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.88 | 175,945 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.96 | 187,760 |
| Countries that Produce the Most Palm Oil | 0 | - | 4.67 | 14,120 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.91 | 53,959 |
| Countries by Contribution to UN Budget | 0 | - | 4.88 | 61,444 |
| Most Fragile Countries not in Africa | 0 | - | 4.41 | 36,163 |
| Countries by Wealth per Capita | 0 | - | 4.54 | 52,795 |
| Countries by Change in Carbon Dioxide Emissions | 0 | - | 4.86 | 44,233 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.95 | 159,656 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.94 | 74,316 |
| Countries by Milk Production | 0 | - | 4.49 | 17,910 |
| Countries with the Most Total Precipitation | 0 | - | 4.73 | 48,343 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.98 | 142,270 |
| Flags of the Countries that Start with A | 0 | - | 4.93 | 90,250 |
| Countries with the Most People in Extreme Poverty | 0 | - | 4.47 | 71,133 |
| Flags of the Countries that Start with C | 0 | - | 4.94 | 99,352 |
