| Countries that Start with A | 0 | - | 4.98 | 2,144,469 |
| Countries that Start with B | 0 | - | 4.95 | 2,277,861 |
| Countries that Start with C | 0 | - | 4.96 | 1,808,640 |
| Countries that Start with D | 0 | - | 4.96 | 700,428 |
| Countries that Start with E | 0 | - | 4.95 | 1,366,185 |
| Countries that Start with G | 0 | - | 4.97 | 1,491,361 |
| Countries that Start with H | 0 | - | 4.96 | 596,997 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,114 |
| Countries that Start with J | 0 | - | 4.98 | 595,061 |
| Countries that Start with K | 0 | - | 4.96 | 808,557 |
| Countries that Start with L | 0 | - | 4.98 | 1,081,851 |
| Countries that Start with N | 0 | - | 4.93 | 1,108,700 |
| Countries that Start with P | 0 | - | 4.94 | 1,207,544 |
| Countries that Start with S | 0 | - | 4.98 | 1,743,095 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,375 |
| Countries that Start with U | 0 | - | 4.97 | 898,988 |
| Countries that Start with V | 0 | - | 4.98 | 604,482 |
| Countries that Start with F | 0 | - | 4.83 | 611,413 |
| Countries that Start with M | 0 | - | 4.97 | 1,372,157 |
| One Country By Letter By Continent | 0 | - | 5.00 | 121,333 |
| Countries Bordering "U" Countries | 0 | - | 4.81 | 24,010 |
| Countries that Start with R | 0 | - | 4.43 | 443,020 |
| Richest Countries A-Z | 0 | - | 4.92 | 101,649 |
| Majority Muslim Countries | 0 | - | 4.98 | 367,963 |
| NATO Countries | 0 | - | 4.98 | 275,058 |
| EU Countries Quiz | 0 | - | 4.99 | 269,387 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 284,433 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 267,620 |
| Top Five Countries by Religion | 0 | - | 4.93 | 168,746 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 146,553 |
| Countries with NO Military | 0 | - | 4.97 | 61,046 |
| Countries by Number of Books Published | 0 | - | 4.95 | 71,823 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,847,431 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 316,510 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 332,397 |
| Countries with the Most Christians | 0 | - | 4.92 | 141,232 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,130 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 49,594 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 73,984 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 86,788 |
| Buddhist Countries | 0 | - | 4.96 | 142,816 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 121,812 |
| Landlocked Countries | 0 | - | 4.99 | 412,837 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,709,333 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,027 |
| Countries with the Most Catholics | 0 | - | 4.90 | 107,864 |
| Orthodox Countries | 0 | - | 4.91 | 130,244 |
| Richest Island Countries | 0 | - | 4.84 | 99,357 |
| Battle to Country | 0 | - | 4.91 | 52,423 |
| Monarchies of Europe | 0 | - | 4.90 | 97,194 |
| Monarchies of Asia | 0 | - | 4.97 | 70,531 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 233,232 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 222,512 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 190,057 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,247 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,376 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,145 |
| Countries with the Most Exports | 0 | - | 4.96 | 153,988 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,303 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,434 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,519 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 261,661 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.95 | 102,790 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 83,579 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 110,456 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 193,714 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,310 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,302 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 65,924 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,260 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 322,969 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,810 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 400,961 |
| Island Countries | 0 | - | 4.99 | 707,211 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,217 |
| Himalayan Countries | 0 | - | 4.95 | 135,036 |
| Andean Countries | 0 | - | 4.94 | 82,653 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,076 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 122,974 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,747 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,454 |
| Danube Countries | 0 | - | 4.97 | 70,989 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,632 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,450 |
| Countries with the Worst Passports | 0 | - | 4.93 | 82,278 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,184 |
| European Landlocked Countries | 0 | - | 4.99 | 145,662 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,040 |
| Countries with the Most Species | 0 | - | 4.99 | 95,181 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,182 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,172 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,331 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,906 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,504 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,862 |
| Countries in the Alps | 0 | - | 4.87 | 116,677 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,460 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,056 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,935 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,317 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,059 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,933 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,461 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,681 |
| Largest Country by Body of Water | 0 | - | 4.95 | 55,171 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 61,964 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,164 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 40,994 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,357 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,667 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,668 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,852 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,560 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,197 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,658 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 238,807 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,348 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,531 |
| Largest Countries By Category | 0 | - | 4.97 | 156,598 |
| Countries by Countries | 0 | - | 4.96 | 62,159 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 90,994 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,359,907 |
| Large Countries with Small Economies | 0 | - | 4.94 | 80,221 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,201 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,930 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,306 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,648 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,038,266 |
| Northernmost Countries | 0 | - | 4.99 | 357,210 |
| Countries of South America | 0 | - | 5.00 | 913,289 |
| Countries of Oceania | 0 | - | 5.00 | 1,038,481 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,844,950 |
| "Land" Countries | 0 | - | 4.98 | 333,403 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,159 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,012 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,443 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,123 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 99,328 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,046 |
| Name a World Capital A-Z | 0 | - | 5.00 | 174,784 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,038 |
| India A-Z | 0 | - | 4.42 | 33,892 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,433,397 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 376,988 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,850 |
| Countries with Megacities | 0 | - | 4.99 | 246,142 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,767 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,726 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,231 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,661 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 16,942 |
| Countries by Official Language | 0 | - | 4.95 | 192,578 |
| OPEC Countries | 0 | - | 4.74 | 84,772 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 292,851 |
| Countries in their Native Language | 0 | - | 4.99 | 196,455 |
| Independence from Whom | 0 | - | 4.99 | 209,442 |
| Subdivisions by Country | 0 | - | 4.86 | 50,031 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,577 |
| Countries in World War I | 0 | - | 4.88 | 226,026 |
| Megadiverse Countries | 0 | - | 4.97 | 133,827 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 227,218 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,638 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,875 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,369 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,831 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,529 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,937 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,583 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,058 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,173 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,711 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,364 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,359 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,423 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,441 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,136 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,600 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 70,976 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,325 |
| World Map Quiz | 0 | - | 4.81 | 63,349 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 152,186 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,208 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,141 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 103,873 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 121,843 |
| Countries With the Most Languages | 0 | - | 4.90 | 199,487 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,756 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 92,956 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,165 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 60,875 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,248 |
| Widest Countries East to West | 0 | - | 4.92 | 128,514 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,191 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,071 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,518 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,618 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,514 |
| Countries with the Most Desert | 0 | - | 4.93 | 126,943 |
| Countries by Contribution to UN Budget | 0 | - | 4.86 | 69,029 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,551 |
