| Tectonic Plates Map Quiz | 0 | - | 4.99 | 81,349 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,779 |
| Countries with Fjords | 0 | - | 4.94 | 100,823 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,636 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,450 |
| World's Longest Rivers | 0 | - | 4.89 | 136,405 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 163,517 |
| Megadiverse Countries | 0 | - | 4.96 | 134,809 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,000 |
| North Sea Countries | 0 | - | 4.92 | 87,345 |
| Black Sea Countries | 0 | - | 4.87 | 60,585 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,341 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,438 |
| Countries With No Rivers | 0 | - | 4.96 | 76,739 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,203 |
| Name a Valid Country on Each River | 0 | - | 4.95 | 62,031 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,700 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,311 |
| Seas on the World Map | 0 | - | 4.96 | 135,224 |
| Seas of the World | 0 | - | 5.00 | 156,586 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,498 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,411 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,648 |
| Geologic Time Scale | 0 | - | 4.41 | 10,006 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,921 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,388 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,053 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 96,735 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,796 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,220 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,217 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,601 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,354 |
| Great Lakes Quiz | 0 | - | 4.78 | 50,358 |
| Famous Rivers | 0 | - | 4.75 | 104,915 |
| City to River #1 | 0 | - | 4.59 | 35,840 |
| Most Populous River Basins | 0 | - | 4.55 | 39,694 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,326 |
| Boundary Waters | 0 | - | 4.92 | 88,410 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,116 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,986 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,290 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,396 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,790 |
| Landforms by Description Quiz | 0 | - | 4.33 | 26,010 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 412,557 |
| Biggest City by River | 0 | - | 4.41 | 52,834 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,516 |
| Gulfs and Bays on the World Map | 0 | - | 4.61 | 30,215 |
| Famous Lakes Quiz | 0 | - | 4.52 | 23,997 |
| Rivers by City | 0 | - | 4.38 | 31,705 |
| City to River #2 - Difficult | 0 | - | 4.64 | 26,021 |
| Largest Rivers by Discharge | 0 | - | 4.54 | 16,008 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,379,321 |
| Landlocked Countries | 0 | - | 4.99 | 419,538 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,531 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,709 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,784 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,010 |
| World Capitals Quiz | 0 | - | 5.00 | 5,067,389 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,236 |
| Himalayan Countries | 0 | - | 4.95 | 137,684 |
| Andean Countries | 0 | - | 4.95 | 84,066 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,308 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,818 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,933 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,423 |
| Danube Countries | 0 | - | 4.97 | 71,725 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,645 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,119 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,758 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,835 |
| European Landlocked Countries | 0 | - | 4.99 | 146,843 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,211 |
| Countries with the Most Species | 0 | - | 4.99 | 102,986 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,369 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,451 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,611 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,352 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,027 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,420 |
| Countries in the Alps | 0 | - | 4.87 | 117,788 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,203 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,492 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,458 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,121 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,169 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,762 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,354 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,249 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,008 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,610 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,515 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,363 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,974 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,242 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,264 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,303 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,101 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,606 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,635 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,642 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,377 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,031 |
| Largest Countries By Category | 0 | - | 4.97 | 157,754 |
| Countries by Countries | 0 | - | 4.96 | 62,910 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,298 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,173 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,483 |
| All Countries by Population With a Map | 0 | - | 4.98 | 108,748 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,703 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,391 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,760,698 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,445 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,766 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,281 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,406 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,257 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,113 |
| Longest International Borders | 0 | - | 4.99 | 264,757 |
| Countries with Three Borders | 0 | - | 4.96 | 36,483 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,949 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,064 |
| Demonym of Every Country | 0 | - | 4.91 | 59,206 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,294 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,703 |
| "Second Best" Geography Edition #1 | 0 | - | 4.61 | 63,367 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,519 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,584,193 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,764 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,481 |
| Island Countries | 0 | - | 4.99 | 710,015 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,724 |
| Northernmost Countries | 0 | - | 4.99 | 360,764 |
| Countries of South America | 0 | - | 5.00 | 923,780 |
| Countries of Oceania | 0 | - | 5.00 | 1,052,259 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,868,521 |
| "Land" Countries | 0 | - | 4.98 | 335,941 |
| Top World Languages | 0 | - | 4.92 | 820,938 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,362 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,226 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,197 |
| Countries with Megacities | 0 | - | 4.99 | 262,024 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,049 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,088 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,350 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,126 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,971 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,067 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,292 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,367 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,074 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,778 |
| Countries by Capital City | 0 | - | 5.00 | 68,051 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,057 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,539 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,041 |
| Moved Capital Cities | 0 | - | 4.96 | 74,113 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,479 |
| Countries by Official Language | 0 | - | 4.95 | 194,758 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,691 |
| Countries in their Native Language | 0 | - | 4.99 | 198,305 |
| Independence from Whom | 0 | - | 4.99 | 211,475 |
| Subdivisions by Country | 0 | - | 4.86 | 50,313 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,820 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,633 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,213 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,787 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,032 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,775 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,418 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,063 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,879 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,521 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,009 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,125 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,750 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,024 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,814 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,185 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,361 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,377,086 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,363 |
| World Map Quiz | 0 | - | 4.81 | 64,691 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 155,877 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,091 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.85 | 63,827 |
| Countries by Founding Story | 0 | - | 4.95 | 77,123 |
| Countries by Road Signs | 0 | - | 4.98 | 53,714 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,637 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 105,004 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,725 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,514 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,598 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,743 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,886 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,304 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,340 |
| Widest Countries East to West | 0 | - | 4.92 | 129,425 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,401 |
