| Tectonic Plates Map Quiz | 0 | - | 4.99 | 81,453 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,820 |
| Countries with Fjords | 0 | - | 4.94 | 100,888 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,677 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,490 |
| World's Longest Rivers | 0 | - | 4.89 | 136,680 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 163,795 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,012 |
| North Sea Countries | 0 | - | 4.92 | 87,382 |
| Black Sea Countries | 0 | - | 4.87 | 60,596 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,374 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,473 |
| Countries With No Rivers | 0 | - | 4.96 | 76,801 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,224 |
| Name a Valid Country on Each River | 0 | - | 4.95 | 62,104 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,723 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,777 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,410 |
| Seas on the World Map | 0 | - | 4.96 | 135,332 |
| Seas of the World | 0 | - | 5.00 | 156,848 |
| Megadiverse Countries | 0 | - | 4.96 | 134,869 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,500 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,697 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,957 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,454 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,513 |
| Geologic Time Scale | 0 | - | 4.41 | 10,011 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,078 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 96,799 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,799 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,864 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,237 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,234 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,624 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,396 |
| Great Lakes Quiz | 0 | - | 4.78 | 50,396 |
| Famous Rivers | 0 | - | 4.75 | 104,959 |
| City to River #1 | 0 | - | 4.59 | 35,848 |
| Most Populous River Basins | 0 | - | 4.55 | 39,713 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,349 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 413,034 |
| Biggest City by River | 0 | - | 4.41 | 52,855 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,546 |
| Landforms by Description Quiz | 0 | - | 4.33 | 26,018 |
| Boundary Waters | 0 | - | 4.92 | 88,457 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,159 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,073 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,430 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,457 |
| Gulfs and Bays on the World Map | 0 | - | 4.61 | 30,250 |
| Famous Lakes Quiz | 0 | - | 4.52 | 24,003 |
| Rivers by City | 0 | - | 4.38 | 31,715 |
| City to River #2 - Difficult | 0 | - | 4.64 | 26,041 |
| Largest Rivers by Discharge | 0 | - | 4.54 | 16,020 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,447,233 |
| Landlocked Countries | 0 | - | 4.99 | 420,328 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 571,780 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,551 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,591 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,820 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,938 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,166 |
| World Capitals Quiz | 0 | - | 5.00 | 5,072,770 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,635 |
| Himalayan Countries | 0 | - | 4.95 | 138,037 |
| Andean Countries | 0 | - | 4.95 | 84,233 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,457 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,275 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,097 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,536 |
| Danube Countries | 0 | - | 4.97 | 71,812 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,756 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,202 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,937 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,383 |
| European Landlocked Countries | 0 | - | 4.99 | 146,947 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,346 |
| Countries with the Most Species | 0 | - | 4.99 | 103,074 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,508 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,493 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,651 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,432 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,112 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,496 |
| Countries in the Alps | 0 | - | 4.87 | 117,941 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 99,078 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,667 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,539 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,434 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,283 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,826 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,454 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,324 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,065 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,694 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,559 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,415 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,056 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,337 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,350 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,491 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,163 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,674 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,787 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,090 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,626 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,093 |
| Largest Countries By Category | 0 | - | 4.97 | 157,900 |
| Countries by Countries | 0 | - | 4.97 | 62,997 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,441 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,212 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,504 |
| All Countries by Population With a Map | 0 | - | 4.98 | 109,028 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,790 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,493 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,766,593 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,551 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,791 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,345 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,438 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,551 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,173 |
| Longest International Borders | 0 | - | 4.99 | 264,918 |
| Countries with Three Borders | 0 | - | 4.96 | 36,522 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,008 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,121 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 37,039 |
| Demonym of Every Country | 0 | - | 4.91 | 59,952 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,165 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,586,099 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,002 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,149 |
| Island Countries | 0 | - | 4.99 | 710,323 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,047,687 |
| Northernmost Countries | 0 | - | 4.99 | 361,164 |
| Countries of South America | 0 | - | 5.00 | 924,896 |
| Countries of Oceania | 0 | - | 5.00 | 1,053,771 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,871,439 |
| "Land" Countries | 0 | - | 4.98 | 336,157 |
| Which Country Does Not Border... | 0 | - | 4.78 | 93,561 |
| Top World Languages | 0 | - | 4.92 | 822,049 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,379,276 |
| Europe Map Quiz | 0 | - | 5.00 | 4,762,629 |
| All Country Flags of the World | 0 | - | 5.00 | 3,663,200 |
| Rivers on Borders | 0 | - | 4.02 | 22,692 |
| Rivers A-Z | 0 | - | 4.35 | 32,779 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,392 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,310 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,343 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,756 |
| "Second Best" Geography Edition #1 | 0 | - | 4.61 | 63,415 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,445,486 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,286 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,434 |
| Countries with Megacities | 0 | - | 4.99 | 263,255 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,265 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,227 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,569 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,264 |
| Biggest Cities in the World | 0 | - | 4.91 | 798,656 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,103 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,228 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,391 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,473 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,202 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,963 |
| Countries by Capital City | 0 | - | 5.00 | 68,240 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,149 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,636 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,365 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,179 |
| Moved Capital Cities | 0 | - | 4.96 | 74,200 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,551 |
| Countries by Official Language | 0 | - | 4.95 | 194,909 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,917 |
| Countries in their Native Language | 0 | - | 4.99 | 198,436 |
| Independence from Whom | 0 | - | 4.99 | 211,680 |
| Subdivisions by Country | 0 | - | 4.86 | 50,354 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,954 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,768 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,252 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,840 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,057 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,895 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,470 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,193 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,928 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,556 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,033 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,321 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,786 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,086 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,859 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,249 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,408 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,617 |
| World Map Quiz | 0 | - | 4.81 | 64,842 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 156,345 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,178 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.85 | 63,925 |
