| Tectonic Plates Map Quiz | 0 | - | 4.99 | 81,010 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,679 |
| Countries with Fjords | 0 | - | 4.93 | 100,619 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,527 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,346 |
| World's Longest Rivers | 0 | - | 4.88 | 128,999 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 162,996 |
| Megadiverse Countries | 0 | - | 4.96 | 134,640 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,921 |
| North Sea Countries | 0 | - | 4.92 | 86,886 |
| Black Sea Countries | 0 | - | 4.87 | 60,513 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,227 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,328 |
| Countries With No Rivers | 0 | - | 4.96 | 76,449 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,103 |
| Name a Valid Country on Each River | 0 | - | 4.96 | 61,699 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,382 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,032 |
| Seas on the World Map | 0 | - | 4.96 | 134,909 |
| Seas of the World | 0 | - | 5.00 | 155,859 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,438 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,176 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,512 |
| Geologic Time Scale | 0 | - | 4.46 | 9,986 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,824 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,214 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 22,951 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 96,616 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,778 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,203 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,190 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,546 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,207 |
| Great Lakes Quiz | 0 | - | 4.78 | 50,277 |
| Famous Rivers | 0 | - | 4.74 | 104,761 |
| City to River #1 | 0 | - | 4.59 | 35,805 |
| Most Populous River Basins | 0 | - | 4.55 | 39,635 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,249 |
| Boundary Waters | 0 | - | 4.92 | 88,305 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,025 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,739 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,955 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,214 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,585 |
| Landforms by Description Quiz | 0 | - | 4.33 | 25,999 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 412,111 |
| Biggest City by River | 0 | - | 4.41 | 52,783 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,442 |
| Gulfs and Bays on the World Map | 0 | - | 4.61 | 30,146 |
| Famous Lakes Quiz | 0 | - | 4.52 | 23,973 |
| Rivers by City | 0 | - | 4.38 | 31,685 |
| City to River #2 - Difficult | 0 | - | 4.64 | 25,937 |
| Largest Rivers by Discharge | 0 | - | 4.53 | 15,980 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,227,014 |
| Landlocked Countries | 0 | - | 4.99 | 417,431 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,434 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,465 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,427 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,672 |
| World Capitals Quiz | 0 | - | 5.00 | 5,055,417 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,289 |
| Himalayan Countries | 0 | - | 4.95 | 136,815 |
| Andean Countries | 0 | - | 4.95 | 83,633 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,885 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,209 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,560 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,154 |
| Danube Countries | 0 | - | 4.97 | 71,506 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,335 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,922 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,340 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,378 |
| European Landlocked Countries | 0 | - | 4.99 | 146,217 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,910 |
| Countries with the Most Species | 0 | - | 4.99 | 102,503 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,034 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,363 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,540 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,212 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,869 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,251 |
| Countries in the Alps | 0 | - | 4.86 | 117,459 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,980 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,079 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,321 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,828 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,925 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,335 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,094 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,057 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,874 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,414 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,412 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,252 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,803 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,071 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,082 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,884 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,955 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,482 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,327 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,507 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,818 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,886 |
| Largest Countries By Category | 0 | - | 4.97 | 157,391 |
| Countries by Countries | 0 | - | 4.96 | 62,688 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,982 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,114 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,432 |
| All Countries by Population With a Map | 0 | - | 4.98 | 108,027 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,488 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,174 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,746,881 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,214 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,689 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,094 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,354 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 207,726 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,967 |
| Longest International Borders | 0 | - | 4.99 | 264,431 |
| Countries with Three Borders | 0 | - | 4.96 | 36,386 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,831 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,925 |
| Demonym of Every Country | 0 | - | 4.91 | 59,006 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,265 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,606 |
| "Second Best" Geography Edition #1 | 0 | - | 4.61 | 63,273 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,730 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,579,821 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,182 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,330 |
| Island Countries | 0 | - | 4.99 | 709,172 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,044,397 |
| Northernmost Countries | 0 | - | 4.99 | 359,817 |
| Countries of South America | 0 | - | 5.00 | 920,828 |
| Countries of Oceania | 0 | - | 5.00 | 1,048,556 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,861,577 |
| "Land" Countries | 0 | - | 4.98 | 335,315 |
| Top World Languages | 0 | - | 4.92 | 818,489 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,290 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,985 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,548 |
| Countries with Megacities | 0 | - | 4.99 | 249,529 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,398 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,708 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,735 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,673 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,614 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,718 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,122 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,145 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,726 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,338 |
| Countries by Capital City | 0 | - | 5.00 | 67,653 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,836 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,331 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,802 |
| Moved Capital Cities | 0 | - | 4.96 | 73,950 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,265 |
| Countries by Official Language | 0 | - | 4.95 | 194,320 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,144 |
| Countries in their Native Language | 0 | - | 4.99 | 197,911 |
| Independence from Whom | 0 | - | 4.99 | 211,018 |
| Subdivisions by Country | 0 | - | 4.86 | 50,235 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,482 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,056 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,122 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,678 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,971 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,537 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,284 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,736 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,657 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,417 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,824 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,525 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,631 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,732 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,692 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,910 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,253 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,372,468 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,791 |
| World Map Quiz | 0 | - | 4.81 | 64,252 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,811 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,823 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.85 | 63,611 |
| Countries by Founding Story | 0 | - | 4.95 | 76,951 |
| Countries by Road Signs | 0 | - | 4.98 | 53,506 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,224 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,763 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,492 |
| Countries With the Most Languages | 0 | - | 4.90 | 200,949 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,374 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,545 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,703 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,191 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,175 |
| Widest Countries East to West | 0 | - | 4.92 | 129,243 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,345 |
