| Megadiverse Countries | 0 | - | 4.97 | 133,837 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 80,352 |
| Natural Features of Countries #1 | 0 | - | 4.86 | 83,335 |
| Countries with Fjords | 0 | - | 4.93 | 100,154 |
| Countries by Three Words #2 | 0 | - | 4.97 | 198,161 |
| Countries by Three Words #1 | 0 | - | 4.95 | 262,040 |
| European Countries by Clue | 0 | - | 4.92 | 182,297 |
| Countries by a Single Clue #5 | 0 | - | 4.91 | 100,112 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,245 |
| Layers of the Earth and Atmosphere | 0 | - | 4.97 | 50,151 |
| Boundary Waters | 0 | - | 4.92 | 87,993 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,787 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,183 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,142 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,768 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,230 |
| World's Longest Rivers | 0 | - | 4.87 | 120,969 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 161,592 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,403 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,857,931 |
| Landlocked Countries | 0 | - | 4.99 | 412,936 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,725 |
| North Sea Countries | 0 | - | 4.92 | 86,568 |
| Black Sea Countries | 0 | - | 4.87 | 60,305 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 64,984 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,078 |
| Countries With No Rivers | 0 | - | 4.96 | 75,987 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 66,927 |
| Name a Valid Country on Each River | 0 | - | 4.96 | 61,173 |
| The Only American Country ... | 0 | - | 4.92 | 120,666 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 77,090 |
| Bordering Countries by Clue #1 | 0 | - | 4.97 | 82,596 |
| Bordering Countries by Clue #2 | 0 | - | 4.95 | 86,185 |
| Walking Across Borders with Hints #1 | 0 | - | 4.95 | 107,138 |
| Walking Across Borders with Hints #2 | 0 | - | 4.97 | 86,117 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 86,775 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 55,549 |
| Seas on the World Map | 0 | - | 4.96 | 133,714 |
| Seas of the World | 0 | - | 5.00 | 154,077 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,113 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,912 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,482 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 122,847 |
| World Capitals Quiz | 0 | - | 5.00 | 5,026,136 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,274 |
| Himalayan Countries | 0 | - | 4.95 | 135,076 |
| Andean Countries | 0 | - | 4.94 | 82,679 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,093 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,011 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,777 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,486 |
| Danube Countries | 0 | - | 4.97 | 71,009 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,648 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,465 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,323 |
| Countries with the Worst Passports | 0 | - | 4.93 | 82,305 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,225 |
| European Landlocked Countries | 0 | - | 4.99 | 145,677 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,066 |
| Countries with the Most Species | 0 | - | 4.99 | 95,195 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,215 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,178 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,335 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,913 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,521 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,877 |
| Countries in the Alps | 0 | - | 4.87 | 116,698 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,483 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,097 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,949 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,335 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,072 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,940 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,479 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,692 |
| Largest Country by Body of Water | 0 | - | 4.95 | 56,090 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 61,976 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,166 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,001 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,370 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,683 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,680 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,893 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,574 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,207 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,686 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 238,877 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,400 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,547 |
| Largest Countries By Category | 0 | - | 4.97 | 156,634 |
| Countries by Countries | 0 | - | 4.96 | 62,176 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,237 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,936 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,307 |
| All Countries by Population With a Map | 0 | - | 4.98 | 106,414 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,016 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,664 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,710,454 |
| Countries by Three Words #3 | 0 | - | 4.79 | 126,455 |
| Countries by Three Words #4 | 0 | - | 4.43 | 84,981 |
| Countries by a Single Clue #1 | 0 | - | 4.77 | 100,176 |
| Countries by a Single Clue #2 | 0 | - | 4.48 | 94,489 |
| Countries by a Single Clue #3 | 0 | - | 4.63 | 86,364 |
| Countries by a Single Clue #4 | 0 | - | 4.49 | 76,593 |
| Countries by a Single Clue #6 | 0 | - | 4.49 | 86,528 |
| Countries by a Single Clue #8 | 0 | - | 4.44 | 94,492 |
| Countries by a Single Clue #10 | 0 | - | 4.55 | 67,558 |
| Countries by a Single Clue #11 | 0 | - | 4.61 | 76,166 |
| Countries by a Single Clue #12 | 0 | - | 4.48 | 78,612 |
| Countries by Wikipedia Descriptions #1 | 0 | - | 4.93 | 64,983 |
| Countries by Wikipedia Descriptions #4 | 0 | - | 4.87 | 56,660 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 114,630 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,187 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,641 |
| Western Europe Map Quiz | 0 | - | 4.87 | 93,458 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,488 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,214 |
| Geologic Time Scale | 0 | - | 4.46 | 9,906 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,656 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 91,839 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,170 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,553 |
| Longest International Borders | 0 | - | 4.99 | 263,386 |
| Countries with Three Borders | 0 | - | 4.96 | 36,135 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,562 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,610 |
| Demonym of Every Country | 0 | - | 4.91 | 58,573 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,201 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 95,894 |
| The Same Prefixes - Geography | 0 | - | 4.49 | 47,350 |
| "Second Best" Geography Edition #1 | 0 | - | 4.64 | 62,981 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,117 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,569,160 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,855 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,030 |
| Island Countries | 0 | - | 4.99 | 707,271 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 22,726 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,038,460 |
| Northernmost Countries | 0 | - | 4.99 | 357,292 |
| Countries of South America | 0 | - | 5.00 | 913,535 |
| Countries of Oceania | 0 | - | 5.00 | 1,038,779 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,845,447 |
| Countries Ending in "IA" by Clue #1 | 0 | - | 4.74 | 70,109 |
| "Land" Countries | 0 | - | 4.98 | 333,442 |
| Top World Languages | 0 | - | 4.92 | 812,067 |
| Biggest Lakes in the World | 0 | - | 4.62 | 88,953 |
| Great Lakes Quiz | 0 | - | 4.78 | 50,072 |
| Famous Rivers | 0 | - | 4.74 | 104,467 |
| City to River #1 | 0 | - | 4.59 | 35,739 |
| Most Populous River Basins | 0 | - | 4.61 | 39,528 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,086 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,126 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,389 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,885 |
| Countries with Megacities | 0 | - | 4.99 | 246,242 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,806 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,746 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,267 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,681 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,725 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,592 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,821 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,572 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,523 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,487 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,237 |
| Countries by Capital City | 0 | - | 5.00 | 66,472 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,229 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,814 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,348 |
| Moved Capital Cities | 0 | - | 4.96 | 73,517 |
| Countries by Official Language | 0 | - | 4.95 | 192,602 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 292,898 |
| Countries in their Native Language | 0 | - | 4.99 | 196,488 |
| Independence from Whom | 0 | - | 4.99 | 209,493 |
| Subdivisions by Country | 0 | - | 4.86 | 50,034 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,593 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,659 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,879 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,376 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,838 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,555 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,942 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,601 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,068 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,183 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,718 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,403 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,368 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,439 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,453 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,610 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 70,983 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,360,257 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,371 |
| World Map Quiz | 0 | - | 4.81 | 63,375 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 152,260 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,229 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.84 | 63,019 |
| Countries by Founding Story | 0 | - | 4.95 | 76,453 |
