| Tectonic Plates Map Quiz | 0 | - | 4.99 | 81,433 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,808 |
| Countries with Fjords | 0 | - | 4.94 | 100,879 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,672 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,483 |
| World's Longest Rivers | 0 | - | 4.89 | 136,657 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 163,740 |
| Megadiverse Countries | 0 | - | 4.96 | 134,853 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,007 |
| North Sea Countries | 0 | - | 4.92 | 87,374 |
| Black Sea Countries | 0 | - | 4.87 | 60,593 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,370 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,464 |
| Countries With No Rivers | 0 | - | 4.96 | 76,789 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,215 |
| Name a Valid Country on Each River | 0 | - | 4.95 | 62,086 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,764 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,401 |
| Seas on the World Map | 0 | - | 4.96 | 135,314 |
| Seas of the World | 0 | - | 5.00 | 156,795 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,508 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,476 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,685 |
| Geologic Time Scale | 0 | - | 4.41 | 10,009 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,948 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,444 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,070 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 96,790 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,799 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,234 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,232 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,619 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,391 |
| Great Lakes Quiz | 0 | - | 4.78 | 50,391 |
| Famous Rivers | 0 | - | 4.75 | 104,954 |
| City to River #1 | 0 | - | 4.59 | 35,846 |
| Most Populous River Basins | 0 | - | 4.55 | 39,711 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,346 |
| Boundary Waters | 0 | - | 4.92 | 88,455 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,155 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,053 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,407 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,450 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,847 |
| Landforms by Description Quiz | 0 | - | 4.33 | 26,016 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 412,837 |
| Biggest City by River | 0 | - | 4.41 | 52,851 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,541 |
| Gulfs and Bays on the World Map | 0 | - | 4.61 | 30,238 |
| Famous Lakes Quiz | 0 | - | 4.52 | 24,002 |
| Rivers by City | 0 | - | 4.38 | 31,712 |
| City to River #2 - Difficult | 0 | - | 4.64 | 26,038 |
| Largest Rivers by Discharge | 0 | - | 4.54 | 16,017 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,434,863 |
| Landlocked Countries | 0 | - | 4.99 | 420,156 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,579 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,796 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,907 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,127 |
| World Capitals Quiz | 0 | - | 5.00 | 5,071,778 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,542 |
| Himalayan Countries | 0 | - | 4.95 | 137,959 |
| Andean Countries | 0 | - | 4.95 | 84,198 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,419 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,111 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,057 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,505 |
| Danube Countries | 0 | - | 4.97 | 71,786 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,729 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,179 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,901 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,110 |
| European Landlocked Countries | 0 | - | 4.99 | 146,925 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,318 |
| Countries with the Most Species | 0 | - | 4.99 | 103,061 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,485 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,481 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,644 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,417 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,098 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,484 |
| Countries in the Alps | 0 | - | 4.87 | 117,913 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 98,522 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,635 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,523 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,418 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,259 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,815 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,432 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,307 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,057 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,676 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,550 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,400 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,031 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,324 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,332 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,467 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,147 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,663 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,754 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,007 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,577 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,078 |
| Largest Countries By Category | 0 | - | 4.97 | 157,866 |
| Countries by Countries | 0 | - | 4.97 | 62,975 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,421 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,198 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,501 |
| All Countries by Population With a Map | 0 | - | 4.98 | 108,973 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,776 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,471 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,765,550 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,537 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,788 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,336 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,436 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,506 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,159 |
| Longest International Borders | 0 | - | 4.99 | 264,887 |
| Countries with Three Borders | 0 | - | 4.96 | 36,520 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,001 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,113 |
| Demonym of Every Country | 0 | - | 4.91 | 59,767 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,308 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,745 |
| "Second Best" Geography Edition #1 | 0 | - | 4.61 | 63,406 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,027 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,585,782 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,956 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,055 |
| Island Countries | 0 | - | 4.99 | 710,261 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,047,515 |
| Northernmost Countries | 0 | - | 4.99 | 361,090 |
| Countries of South America | 0 | - | 5.00 | 924,661 |
| Countries of Oceania | 0 | - | 5.00 | 1,053,555 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,870,887 |
| "Land" Countries | 0 | - | 4.98 | 336,116 |
| Top World Languages | 0 | - | 4.92 | 821,862 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,385 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,321 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,388 |
| Countries with Megacities | 0 | - | 4.99 | 263,067 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,226 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,195 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,519 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,233 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,076 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,204 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,375 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,459 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,189 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,938 |
| Countries by Capital City | 0 | - | 5.00 | 68,211 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,140 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,624 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,160 |
| Moved Capital Cities | 0 | - | 4.96 | 74,184 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,549 |
| Countries by Official Language | 0 | - | 4.95 | 194,878 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,857 |
| Countries in their Native Language | 0 | - | 4.99 | 198,414 |
| Independence from Whom | 0 | - | 4.99 | 211,646 |
| Subdivisions by Country | 0 | - | 4.86 | 50,345 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,935 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,749 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,241 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,829 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,054 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,872 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,461 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,175 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,918 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,551 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,031 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,297 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,782 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,074 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,853 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,237 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,406 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,378,858 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,576 |
| World Map Quiz | 0 | - | 4.81 | 64,811 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 156,244 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,168 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.85 | 63,910 |
| Countries by Founding Story | 0 | - | 4.95 | 77,186 |
| Countries by Road Signs | 0 | - | 4.98 | 53,784 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,734 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 105,064 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,791 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,699 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,673 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,808 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,944 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,339 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,409 |
| Widest Countries East to West | 0 | - | 4.92 | 129,478 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,411 |
