| Quiz | Points | Best | Rating | Takes |
|---|
| Countries of the World Quiz | 0 | - | 5.00 | 34,333,771 |
| Country Shape Quiz #1 | 0 | - | 4.91 | 738,640 |
| Country Shape Quiz #2 | 0 | - | 4.94 | 344,548 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,170,229 |
| Biggest Countries by Area | 0 | - | 4.99 | 830,742 |
| Countries with the Highest Life Expectancy | 0 | - | 4.84 | 164,021 |
| Countries with the Highest Obesity Rate | 0 | - | 4.37 | 148,289 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.95 | 151,986 |
| Biggest Lakes in the World | 0 | - | 4.53 | 70,001 |
| Island Countries Quiz | 0 | - | 4.99 | 578,304 |
| Northernmost Countries Quiz | 0 | - | 4.98 | 294,825 |
| Southernmost Countries of the World | 0 | - | 4.99 | 182,358 |
| Countries with the Most Borders | 0 | - | 4.96 | 318,665 |
| Cities on a Map of the Great Lakes | 0 | - | 4.40 | 37,178 |
| Countries That Border Russia | 0 | - | 4.98 | 369,181 |
| Natural Features of Countries #1 | 0 | - | 4.84 | 72,345 |
| Countries with the Most Billionaires | 0 | - | 4.93 | 256,029 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 307,272 |
| Biggest City by River | 0 | - | 4.38 | 48,414 |
| One Border Countries | 0 | - | 4.98 | 360,191 |
| Countries of Europe Quiz | 0 | - | 5.00 | 2,488,071 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,259,548 |
| Countries that Start with A | 0 | - | 4.96 | 1,635,774 |
| Countries that Start with B | 0 | - | 4.94 | 1,773,368 |
| Countries that Start with C | 0 | - | 4.95 | 1,405,096 |
| Countries that Start with D | 0 | - | 4.97 | 466,155 |
| Countries that Start with E | 0 | - | 4.93 | 1,036,544 |
| Countries that Start with G | 0 | - | 4.95 | 1,134,450 |
| Countries that Start with H | 0 | - | 4.93 | 392,797 |
| Countries that Start with I | 0 | - | 4.91 | 980,098 |
| Countries that Start with J | 0 | - | 4.96 | 396,139 |
| Countries that Start with K | 0 | - | 4.95 | 574,822 |
| Countries that Start with L | 0 | - | 4.98 | 816,606 |
| Countries that Start with N | 0 | - | 4.91 | 838,097 |
| Countries that Start with P | 0 | - | 4.94 | 926,033 |
| Countries that Start with R | 0 | - | 4.42 | 301,592 |
| Countries that Start with S | 0 | - | 4.96 | 1,361,566 |
| Countries that Start with T | 0 | - | 4.89 | 761,810 |
| Countries that Start with U | 0 | - | 4.97 | 687,363 |
| Countries that Start with V | 0 | - | 4.97 | 457,956 |
| Countries that Start with F | 0 | - | 4.77 | 426,167 |
| Countries that Start with M | 0 | - | 4.95 | 1,064,229 |
| Countries with the Biggest Economies by GDP | 0 | - | 4.65 | 243,823 |
| Top Crude Oil Producing Countries | 0 | - | 4.84 | 145,703 |
| Countries that Produce the Most Wine | 0 | - | 4.88 | 165,333 |
| Countries by Alcohol Consumption | 0 | - | 4.36 | 179,102 |
| Countries with Four Letters | 0 | - | 4.99 | 322,018 |
| Countries of Africa | 0 | - | 5.00 | 1,744,511 |
| Countries of South America | 0 | - | 5.00 | 627,357 |
| Countries of North America Quiz | 0 | - | 5.00 | 711,099 |
| Countries of Oceania | 0 | - | 5.00 | 717,377 |
| Countries with the Most Exports | 0 | - | 4.96 | 112,158 |
| Countries That Touch the Baltic Sea | 0 | - | 4.99 | 93,433 |
| Countries Bordering France | 0 | - | 4.90 | 310,066 |
| Countries with the Highest Population Density | 0 | - | 4.88 | 131,626 |
| Landforms by Country Quiz | 0 | - | 4.52 | 48,632 |
| Top Movie Producing Countries | 0 | - | 4.67 | 33,654 |
| Countries With No Rivers | 0 | - | 4.95 | 62,224 |
| Rivers by City Quiz | 0 | - | 4.38 | 20,559 |
| Countries with the Lowest Population Density | 0 | - | 4.97 | 127,093 |
| Famous Rivers | 0 | - | 4.55 | 82,737 |
| Countries with the Most Winter Olympics Medals | 0 | - | 4.52 | 145,149 |
| Famous Lakes Quiz | 0 | - | 4.41 | 20,923 |
| Lakes in the United States Quiz | 0 | - | 4.20 | 12,661 |
| Largest Economies in 2050 | 0 | - | 4.90 | 88,820 |
| Countries with the Shortest Coastlines | 0 | - | 4.88 | 49,018 |
| Rivers on Borders | 0 | - | 4.15 | 20,926 |
| Answers Contain Sea | 0 | - | 3.79 | 25,671 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.95 | 218,458 |
| Most Populous Countries in 2050 | 0 | - | 4.92 | 173,753 |
| City to River #1 | 0 | - | 4.46 | 22,872 |
| African Great Lakes | 0 | - | 4.65 | 36,473 |
| Countries by Oil Consumption | 0 | - | 4.95 | 104,088 |
| World's Longest Rivers | 0 | - | 4.86 | 87,051 |
| Most Populous Countries in 1900 | 0 | - | 4.86 | 147,366 |
| Natural Features of Countries #2 | 0 | - | 4.64 | 31,435 |
| Countries by Airline Passengers | 0 | - | 4.93 | 41,688 |
| Countries with the Most Sheep | 0 | - | 4.85 | 75,575 |
| Megadiverse Countries | 0 | - | 4.95 | 117,539 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 84,028 |
| Rivers A-Z | 0 | - | 4.26 | 29,339 |
| City to River #2 - Difficult | 0 | - | 4.43 | 12,507 |
| Most Populous Countries in 1950 | 0 | - | 4.64 | 63,557 |
| U.S. States Bordering the Great Lakes | 0 | - | 4.59 | 13,665 |
| Top Olive Oil Producing Countries | 0 | - | 4.91 | 69,748 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.86 | 97,702 |
| Black Sea Countries | 0 | - | 4.90 | 52,267 |
| Countries that Catch the Most Fish | 0 | - | 4.85 | 90,417 |
| Most Expensive Countries | 0 | - | 4.05 | 104,768 |
| Countries with the Highest Percentage of Forest | 0 | - | 4.51 | 31,726 |
| Countries with the Shortest Total Borders | 0 | - | 4.92 | 73,141 |
| Top Countries for Shark Attacks | 0 | - | 4.52 | 38,802 |
| Countries With the Most Languages | 0 | - | 4.90 | 151,127 |
| Countries Closest to the Aegean Sea | 0 | - | 4.53 | 51,532 |
| Countries with the Most Muslims | 0 | - | 4.92 | 119,289 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.93 | 81,535 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.82 | 65,509 |
| Seas of Europe | 0 | - | 4.24 | 73,937 |
| Countries Producing the Most Oranges | 0 | - | 4.52 | 24,886 |
| Countries with Wild Tigers | 0 | - | 4.96 | 99,666 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 343,540 |
| Countries with Wild Penguins | 0 | - | 4.89 | 74,307 |
| Most Populous River Basins | 0 | - | 4.65 | 34,523 |
| Countries with the Most Prisoners | 0 | - | 4.88 | 71,837 |
| Countries with the Most Domestic Camels | 0 | - | 4.90 | 34,464 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.94 | 4,343,875 |
| African Physical Geography | 0 | - | 4.54 | 27,234 |
| Asian Physical Geography | 0 | - | 4.50 | 30,823 |
| South American Physical Geography | 0 | - | 4.51 | 15,176 |
| Caspian Sea Countries | 0 | - | 4.92 | 44,719 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.73 | 29,122 |
| North Sea Countries | 0 | - | 4.90 | 72,397 |
| Top 10 U.S. States with the Longest Coastline | 0 | - | 4.38 | 44,464 |
| Countries with the Longest Perimeter | 0 | - | 4.84 | 65,232 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 144,082 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 92,886 |
| Tallest Countries North to South | 0 | - | 4.79 | 93,480 |
| Widest Countries East to West | 0 | - | 4.90 | 109,540 |
| Countries with the Most Billionaires per Capita | 0 | - | 4.81 | 65,548 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 76,133 |
| Countries by Net Migration | 0 | - | 4.58 | 58,283 |
| Countries with the Highest Average Elevation | 0 | - | 4.97 | 55,999 |
| Countries Whose Center is Closest to the Equator | 0 | - | 4.64 | 41,156 |
| Countries with the Most Murders | 0 | - | 4.52 | 101,767 |
| Countries with the Most Millionaires | 0 | - | 4.81 | 74,448 |
| 10 Longest Rivers in the United States | 0 | - | 4.78 | 30,914 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.82 | 1,000,523 |
| Countries with the Least Precipitation | 0 | - | 4.86 | 62,313 |
| Countries with the Most Precipitation | 0 | - | 4.74 | 45,303 |
| Poorest Countries with Exceptions | 0 | - | 4.53 | 89,885 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.97 | 59,676 |
| Countries That Touch the Red Sea | 0 | - | 4.89 | 56,358 |
| Great Lakes Quiz | 0 | - | 4.72 | 40,605 |
| Seas that Touch the Most Countries | 0 | - | 4.57 | 82,031 |
| South China Sea Countries | 0 | - | 4.89 | 49,124 |
| Every Country Shape | 0 | - | 4.99 | 314,845 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 2,890,287 |
| Where Do Musk Oxen Live? | 0 | - | 4.57 | 12,753 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 79,373 |
| Top 10 American Countries by Coastline | 0 | - | 4.94 | 65,152 |
| Top 10 European Countries by Coastline | 0 | - | 4.84 | 115,347 |
| Top 10 African Countries by Coastline | 0 | - | 4.30 | 42,125 |
| Largest Rivers by Discharge | 0 | - | 4.49 | 13,156 |
| Major U.S. Rivers with State Names | 0 | - | 4.48 | 31,896 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 2,657,564 |
| Longest Rivers in the UK | 0 | - | 4.36 | 11,897 |
| Layers of the Earth and Atmosphere | 0 | - | 4.97 | 36,134 |
| States and Provinces that Touch the Great Lakes | 0 | - | 4.50 | 25,807 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 80,728 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 106,389 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.94 | 75,923 |
| One Country By Letter By Continent | 0 | - | 4.99 | 37,212 |
| Most Populous Countries by Year | 0 | - | 4.78 | 79,509 |
| Coldest Countries | 0 | - | 4.97 | 100,755 |
| Countries with the Highest Murder Rate | 0 | - | 4.44 | 53,746 |
| Most Populous Countries with Exceptions | 0 | - | 4.97 | 85,841 |
| Countries with the Highest Elevation with Exceptions | 0 | - | 4.64 | 45,717 |
| World's Longest Rivers on a Map | 0 | - | 4.89 | 67,123 |
| Seas on the World Map | 0 | - | 4.98 | 106,013 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.85 | 125,226 |
| Most Densely Populated Countries with Exceptions | 0 | - | 4.47 | 42,114 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 64,611 |
| Gulfs and Bays on the World Map | 0 | - | 4.46 | 22,938 |
| Countries with the Most Desert | 0 | - | 4.92 | 95,989 |
| Rivers that Flow through the Most Countries | 0 | - | 4.47 | 33,781 |
| Top 15 Countries with the Most Cows | 0 | - | 4.79 | 82,874 |
| Countries that Produce the Most Palm Oil | 0 | - | 4.68 | 14,246 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.91 | 54,226 |
| Countries by Contribution to UN Budget | 0 | - | 4.88 | 61,665 |
| Most Fragile Countries not in Africa | 0 | - | 4.41 | 36,297 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.72 | 64,675 |
| Countries by Wealth per Capita | 0 | - | 4.56 | 52,951 |
| Countries by Change in Carbon Dioxide Emissions | 0 | - | 4.86 | 44,391 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.94 | 74,854 |
| Countries by Milk Production | 0 | - | 4.49 | 18,061 |
| Countries with NO Snakes | 0 | - | 4.42 | 43,296 |
| Countries with the Most Total Precipitation | 0 | - | 4.74 | 48,516 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.65 | 30,562 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 50,349 |
| Capital Cities by Body of Water | 0 | - | 4.87 | 49,023 |
| Countries with the Most Wild Elephants | 0 | - | 4.41 | 40,170 |
| Animal Populations of Countries | 0 | - | 4.45 | 36,331 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.98 | 51,214 |
| Rivers of Europe Quiz | 0 | - | 4.87 | 39,741 |
| Rivers of The United States Quiz | 0 | - | 4.87 | 41,005 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.86 | 42,091 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.87 | 43,812 |
| Bodies of Water by Cities | 0 | - | 4.78 | 23,749 |
| Countries with the Most Wolves | 0 | - | 4.89 | 69,374 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.16 | 53,129 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.14 | 16,286 |
| Flags of the Countries that Start with A | 0 | - | 4.93 | 90,751 |
| Countries with the Most People in Extreme Poverty | 0 | - | 4.48 | 71,337 |
| Countries with Fjords | 0 | - | 4.94 | 71,555 |
| Countries With The Most Bird Species | 0 | - | 4.74 | 3,652 |
| Flags of the Countries that Start with C | 0 | - | 4.94 | 99,935 |
| Countries with the Most Mangroves | 0 | - | 4.47 | 29,487 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.88 | 59,883 |
| Flags of the Countries that Start with I | 0 | - | 4.95 | 116,987 |
| Countries that Start with C - Shape Quiz | 0 | - | 4.72 | 62,037 |
