| Tectonic Plates Map Quiz | 0 | - | 4.99 | 80,936 |
| Natural Features of Countries #1 | 0 | - | 4.86 | 83,612 |
| Countries with Fjords | 0 | - | 4.93 | 100,554 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,501 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,323 |
| World's Longest Rivers | 0 | - | 4.88 | 121,899 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 162,916 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,893 |
| North Sea Countries | 0 | - | 4.92 | 86,857 |
| Black Sea Countries | 0 | - | 4.87 | 60,487 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,198 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,303 |
| Countries With No Rivers | 0 | - | 4.96 | 76,267 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,072 |
| Name a Valid Country on Each River | 0 | - | 4.96 | 61,582 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,606 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,250 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 55,940 |
| Seas on the World Map | 0 | - | 4.96 | 134,842 |
| Seas of the World | 0 | - | 5.00 | 155,737 |
| Trace the Coast of Europe with a Map | 0 | - | 4.93 | 78,384 |
| Megadiverse Countries | 0 | - | 4.96 | 134,599 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,091 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,465 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,808 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,182 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,422 |
| Geologic Time Scale | 0 | - | 4.46 | 9,983 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 22,926 |
| Rivers and Lakes whose Names are Countries | 0 | - | 4.95 | 45,323 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 96,519 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,776 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,551 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,201 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,187 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,541 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,184 |
| Great Lakes Quiz | 0 | - | 4.78 | 50,257 |
| Famous Rivers | 0 | - | 4.74 | 104,731 |
| City to River #1 | 0 | - | 4.59 | 35,796 |
| Most Populous River Basins | 0 | - | 4.55 | 39,616 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,226 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 412,030 |
| Biggest City by River | 0 | - | 4.41 | 52,766 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,433 |
| Landforms by Description Quiz | 0 | - | 4.33 | 25,998 |
| Boundary Waters | 0 | - | 4.92 | 88,285 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,006 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,710 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,918 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 60,190 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,102 |
| Gulfs and Bays on the World Map | 0 | - | 4.61 | 30,133 |
| Famous Lakes Quiz | 0 | - | 4.52 | 23,969 |
| Rivers by City | 0 | - | 4.38 | 31,676 |
| City to River #2 - Difficult | 0 | - | 4.64 | 25,924 |
| Largest Rivers by Discharge | 0 | - | 4.53 | 15,969 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,209,583 |
| Landlocked Countries | 0 | - | 4.99 | 417,242 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 563,471 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,422 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,434 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,384 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,642 |
| World Capitals Quiz | 0 | - | 5.00 | 5,054,001 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,210 |
| Himalayan Countries | 0 | - | 4.95 | 136,752 |
| Andean Countries | 0 | - | 4.95 | 83,597 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,859 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,157 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,523 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,123 |
| Danube Countries | 0 | - | 4.97 | 71,486 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,296 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,899 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,293 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,288 |
| European Landlocked Countries | 0 | - | 4.99 | 146,191 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,872 |
| Countries with the Most Species | 0 | - | 4.99 | 102,367 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,999 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,355 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,535 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,204 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,855 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,233 |
| Countries in the Alps | 0 | - | 4.86 | 117,430 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,963 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,035 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,303 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,803 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,899 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,319 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,070 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,042 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,860 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,391 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,396 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,239 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,786 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,050 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,060 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,836 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,938 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,467 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,305 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,335 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,741 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,873 |
| Largest Countries By Category | 0 | - | 4.97 | 157,354 |
| Countries by Countries | 0 | - | 4.96 | 62,665 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,951 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,107 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,422 |
| All Countries by Population With a Map | 0 | - | 4.98 | 107,945 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,453 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,141 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,745,058 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,177 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,680 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,041 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,342 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.97 | 34,643 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 207,616 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,946 |
| Longest International Borders | 0 | - | 4.99 | 264,402 |
| Countries with Three Borders | 0 | - | 4.96 | 36,376 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,819 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,906 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 36,969 |
| Demonym of Every Country | 0 | - | 4.91 | 58,982 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,520 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,579,252 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,081 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,198 |
| Island Countries | 0 | - | 4.99 | 709,080 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,044,085 |
| Northernmost Countries | 0 | - | 4.99 | 359,701 |
| Countries of South America | 0 | - | 5.00 | 920,490 |
| Countries of Oceania | 0 | - | 5.00 | 1,048,056 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,860,764 |
| "Land" Countries | 0 | - | 4.98 | 335,149 |
| Top World Languages | 0 | - | 4.92 | 818,180 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,371,955 |
| Europe Map Quiz | 0 | - | 5.00 | 4,748,661 |
| All Country Flags of the World | 0 | - | 5.00 | 3,635,237 |
| Rivers on Borders | 0 | - | 4.02 | 22,665 |
| Rivers A-Z | 0 | - | 4.35 | 32,743 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,283 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,263 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,954 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,599 |
| "Second Best" Geography Edition #1 | 0 | - | 4.61 | 63,257 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,440,851 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,086 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,479 |
| Countries with Megacities | 0 | - | 4.99 | 249,404 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,331 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,660 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,657 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,635 |
| Biggest Cities in the World | 0 | - | 4.91 | 794,789 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,567 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,690 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,099 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,129 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,627 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,286 |
| Countries by Capital City | 0 | - | 5.00 | 67,608 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,816 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,311 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,994 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,766 |
| Moved Capital Cities | 0 | - | 4.96 | 73,930 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,233 |
| Countries by Official Language | 0 | - | 4.95 | 194,228 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,044 |
| Countries in their Native Language | 0 | - | 4.99 | 197,825 |
| Independence from Whom | 0 | - | 4.99 | 210,967 |
| Subdivisions by Country | 0 | - | 4.86 | 50,223 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,441 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,989 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,106 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,660 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,962 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,513 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,271 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,696 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,594 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,405 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,819 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,463 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,615 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,713 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,684 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,891 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,247 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,736 |
| World Map Quiz | 0 | - | 4.81 | 64,218 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,698 |
