| Spanish-Speaking Countries | 0 | - | 4.95 | 371,999 |
| Top World Languages | 0 | - | 4.92 | 812,620 |
| Countries by Official Language | 0 | - | 4.95 | 192,692 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,013 |
| Countries in their Native Language | 0 | - | 4.99 | 196,551 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,725 |
| Places in their Native Language #1 | 0 | - | 4.84 | 239,358 |
| Places in their Native Language #2 | 0 | - | 4.85 | 122,937 |
| Top World Languages on a Map | 0 | - | 4.93 | 102,202 |
| Official Languages of the World on the Disappearing World Map | 0 | - | 4.98 | 115,025 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,199 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,219 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,867 |
| French-Speaking Countries | 0 | - | 4.85 | 268,702 |
| German-Speaking Countries | 0 | - | 4.89 | 123,487 |
| Spanish to English Country Names | 0 | - | 4.85 | 31,963 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,085 |
| English Speaking Countries | 0 | - | 4.64 | 355,964 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 572,981 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,760 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,476 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.96 | 124,226 |
| Boundary Waters | 0 | - | 4.92 | 88,025 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,795 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,232 |
| 15 Most Populous Countries that Speak a Romance Language | 0 | - | 4.75 | 127,252 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,062 |
| All Counties of the United States by Proximity | 0 | - | 4.98 | 304,333 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,888,284 |
| Nearest Capital City #2 | 0 | - | 4.56 | 39,007 |
| Landlocked Countries | 0 | - | 4.99 | 413,247 |
| Countries With the Most Italian Speakers | 0 | - | 4.49 | 57,426 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,205 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,294 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,354 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,131 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,958 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,538 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,895 |
| World Capitals Quiz | 0 | - | 5.00 | 5,028,919 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,416 |
| Himalayan Countries | 0 | - | 4.95 | 135,202 |
| Andean Countries | 0 | - | 4.94 | 82,750 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,164 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,103 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,829 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,537 |
| Danube Countries | 0 | - | 4.97 | 71,042 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,705 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,498 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,387 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,312 |
| European Landlocked Countries | 0 | - | 4.99 | 145,712 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,136 |
| Countries with the Most Species | 0 | - | 4.99 | 95,222 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,283 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,190 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,354 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,937 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,547 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,914 |
| Countries in the Alps | 0 | - | 4.87 | 116,761 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,522 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,174 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,981 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,384 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,108 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,966 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,522 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,723 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,025 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,015 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,181 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,019 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,409 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,707 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,718 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,983 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,604 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,234 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,731 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,059 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,519 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,573 |
| Largest Countries By Category | 0 | - | 4.97 | 156,687 |
| Countries by Countries | 0 | - | 4.96 | 62,219 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,318 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,950 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,313 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,721 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,713,270 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,478 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,302 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 92,763 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,512 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,672 |
| Western Europe Map Quiz | 0 | - | 4.87 | 93,473 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,519 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,223 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,300 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,590 |
| Longest International Borders | 0 | - | 4.99 | 263,475 |
| Countries with Three Borders | 0 | - | 4.96 | 36,162 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,584 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,639 |
| Demonym of Every Country | 0 | - | 4.91 | 58,613 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,435 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.53 | 43,171 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,570,172 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,513 |
| Island Countries | 0 | - | 4.99 | 707,456 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,038,975 |
| Northernmost Countries | 0 | - | 4.99 | 357,514 |
| Countries Whose Center is Closest to the Equator | 0 | - | 4.64 | 61,705 |
| Countries of South America | 0 | - | 5.00 | 914,078 |
| Countries of Oceania | 0 | - | 5.00 | 1,039,600 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,846,905 |
| "Land" Countries | 0 | - | 4.98 | 333,537 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,361,269 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,350 |
| Europe Map Quiz | 0 | - | 5.00 | 4,729,616 |
| All Country Flags of the World | 0 | - | 5.00 | 3,598,468 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,151 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,205 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,438 |
| The Same Prefixes - Geography | 0 | - | 4.49 | 47,374 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,371 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,444 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,982 |
| Countries with Megacities | 0 | - | 4.99 | 246,490 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,898 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,788 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,362 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,745 |
| Biggest Cities in the World | 0 | - | 4.92 | 789,878 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,680 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,880 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,611 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,561 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,547 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,332 |
| Countries by Capital City | 0 | - | 5.00 | 66,556 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,280 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,864 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,380 |
| Moved Capital Cities | 0 | - | 4.96 | 73,552 |
| Independence from Whom | 0 | - | 4.99 | 209,588 |
| Subdivisions by Country | 0 | - | 4.86 | 50,046 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,671 |
| Megadiverse Countries | 0 | - | 4.97 | 133,861 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,901 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,403 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,848 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,596 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,969 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,817 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,114 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,200 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,731 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,488 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,393 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,468 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,484 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,643 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,001 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,460 |
| World Map Quiz | 0 | - | 4.81 | 63,441 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 152,464 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,280 |
| Countries by Founding Story | 0 | - | 4.95 | 76,488 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,260 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 103,933 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 121,900 |
| Countries With the Most Languages | 0 | - | 4.90 | 199,624 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,819 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 93,025 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,231 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 60,915 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,299 |
| Widest Countries East to West | 0 | - | 4.92 | 128,564 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,209 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,157 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,544 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,663 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,584 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,000 |
| Countries by Contribution to UN Budget | 0 | - | 4.86 | 69,045 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,559 |
| Countries with Double Letters | 0 | - | 4.97 | 93,303 |
| Countries that End in N | 0 | - | 4.94 | 156,364 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 258,593 |
| Countries with Six Letters | 0 | - | 4.93 | 210,278 |
| Countries with W | 0 | - | 4.97 | 158,172 |
| Countries with Z | 0 | - | 4.98 | 287,766 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,493 |
| Countries That End in U | 0 | - | 4.95 | 119,485 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 132,464 |
| Countries that End in O | 0 | - | 4.92 | 158,519 |
| Countries that End in R | 0 | - | 4.87 | 118,244 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 154,842 |