| Richest Countries A-Z | 0 | - | 4.91 | 103,951 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,790 |
| Countries that Start with A | 0 | - | 4.98 | 2,174,013 |
| Countries that Start with B | 0 | - | 4.95 | 2,304,964 |
| Countries that Start with C | 0 | - | 4.96 | 1,830,238 |
| Countries that Start with D | 0 | - | 4.96 | 715,581 |
| Countries that Start with E | 0 | - | 4.95 | 1,384,079 |
| Countries that Start with G | 0 | - | 4.97 | 1,510,470 |
| Countries that Start with H | 0 | - | 4.96 | 608,981 |
| Countries that Start with I | 0 | - | 4.92 | 1,293,802 |
| Countries that Start with J | 0 | - | 4.98 | 606,369 |
| Countries that Start with K | 0 | - | 4.97 | 820,156 |
| Countries that Start with L | 0 | - | 4.98 | 1,096,020 |
| Countries that Start with N | 0 | - | 4.93 | 1,123,074 |
| Countries that Start with P | 0 | - | 4.94 | 1,221,304 |
| Countries that Start with S | 0 | - | 4.98 | 1,762,079 |
| Countries that Start with T | 0 | - | 4.90 | 1,014,295 |
| Countries that Start with U | 0 | - | 4.97 | 908,030 |
| Countries that Start with V | 0 | - | 4.98 | 611,665 |
| Countries that Start with F | 0 | - | 4.83 | 620,842 |
| Countries that Start with M | 0 | - | 4.97 | 1,387,428 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,952 |
| Majority Muslim Countries | 0 | - | 4.98 | 377,266 |
| NATO Countries | 0 | - | 4.98 | 283,089 |
| EU Countries Quiz | 0 | - | 4.99 | 277,448 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 290,994 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 276,543 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,153 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,624 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,824 |
| Countries with NO Military | 0 | - | 4.97 | 63,278 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,047 |
| One Country By Letter By Continent | 0 | - | 5.00 | 125,391 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,822,073 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 323,459 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,761 |
| Countries with Glaciers | 0 | - | 4.97 | 105,758 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,525 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,180 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 51,085 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,112 |
| Countries with the Most Forest | 0 | - | 4.87 | 147,927 |
| Countries Bordering "U" Countries | 0 | - | 4.83 | 24,821 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,995 |
| Buddhist Countries | 0 | - | 4.96 | 144,990 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,918 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,571 |
| Landlocked Countries | 0 | - | 4.99 | 424,957 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,799,424 |
| Top 10 Solar Power Countries | 0 | - | 4.78 | 60,152 |
| Top 10 Most Forested Countries in Asia | 0 | - | 4.63 | 63,607 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,306 |
| Orthodox Countries | 0 | - | 4.92 | 132,701 |
| Richest Island Countries | 0 | - | 4.85 | 101,151 |
| Battle to Country | 0 | - | 4.91 | 53,893 |
| Monarchies of Europe | 0 | - | 4.90 | 98,772 |
| Monarchies of Asia | 0 | - | 4.97 | 71,458 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 237,942 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 226,901 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 193,543 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,893 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 141,195 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,241 |
| Countries with the Most Muslims | 0 | - | 4.95 | 161,083 |
| Countries with the Most Exports | 0 | - | 4.96 | 156,066 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,386 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,732 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,873 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 274,452 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,914 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 85,008 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 238,459 |
| Countries that Start with R | 0 | - | 4.43 | 449,942 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,438 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 196,007 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,990 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,644 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,918 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,640 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 88,438 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 334,836 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,459 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,271 |
| Island Countries | 0 | - | 4.99 | 712,268 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,858 |
| Himalayan Countries | 0 | - | 4.93 | 139,932 |
| Andean Countries | 0 | - | 4.94 | 85,272 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,432 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,779 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,008 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,301 |
| Danube Countries | 0 | - | 4.97 | 72,306 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,468 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,748 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,949 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,446 |
| European Landlocked Countries | 0 | - | 4.99 | 147,510 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,167 |
| Countries with the Most Species | 0 | - | 4.99 | 103,515 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,298 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,734 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,845 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,780 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,511 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,946 |
| Countries in the Alps | 0 | - | 4.87 | 118,665 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,443 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,705 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,909 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,946 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,866 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,180 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,304 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,802 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,364 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,104 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,811 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,686 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,484 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,725 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,819 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,632 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,549 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,663 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,556 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,392 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,955 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,465 |
| Largest Countries By Category | 0 | - | 4.97 | 158,740 |
| Countries by Countries | 0 | - | 4.96 | 63,559 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,773 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,391,944 |
| Large Countries with Small Economies | 0 | - | 4.95 | 81,261 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,169 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,377 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,653 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,030 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,053,877 |
| Northernmost Countries | 0 | - | 4.99 | 363,644 |
| Countries of South America | 0 | - | 5.00 | 931,594 |
| Countries of Oceania | 0 | - | 5.00 | 1,062,004 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,886,831 |
| "Land" Countries | 0 | - | 4.98 | 338,216 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,786 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,705 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,704 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,575 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,798 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 100,540 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,644 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 94,335 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 59,132 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 44,074 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,453,023 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,197 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,955 |
| Countries with Megacities | 0 | - | 4.99 | 266,716 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,651 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,000 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,961 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,122 |
| One Capital by Letter by Continent | 0 | - | 4.99 | 17,529 |
| Countries by Official Language | 0 | - | 4.95 | 195,864 |
| All OPEC Countries Ever | 0 | - | 4.74 | 99,982 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,453 |
| Countries in their Native Language | 0 | - | 4.99 | 199,629 |
| Independence from Whom | 0 | - | 4.99 | 212,897 |
| Subdivisions by Country | 0 | - | 4.87 | 50,587 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,322 |
| Countries in World War I | 0 | - | 4.88 | 229,023 |
| Megadiverse Countries | 0 | - | 4.96 | 135,224 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 229,988 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,838 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,500 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,528 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 126,410 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,202 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,505 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,801 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,018 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,532 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,791 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 45,525 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,237 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,356 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,336 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,405 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,118 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,549 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,661 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,157 |
| World Map Quiz | 0 | - | 4.81 | 65,569 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 158,875 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,636 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,100 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,990 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,481 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,375 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,340 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,458 |