| Tectonic Plates Map Quiz | 0 | - | 4.99 | 81,361 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,783 |
| Countries with Fjords | 0 | - | 4.94 | 100,833 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,640 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,452 |
| World's Longest Rivers | 0 | - | 4.89 | 136,442 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 163,547 |
| Megadiverse Countries | 0 | - | 4.96 | 134,815 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,001 |
| North Sea Countries | 0 | - | 4.92 | 87,350 |
| Black Sea Countries | 0 | - | 4.87 | 60,585 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,346 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,444 |
| Countries With No Rivers | 0 | - | 4.96 | 76,743 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,207 |
| Name a Valid Country on Each River | 0 | - | 4.95 | 62,038 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,712 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,320 |
| Seas on the World Map | 0 | - | 4.96 | 135,232 |
| Seas of the World | 0 | - | 5.00 | 156,611 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,498 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,418 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,652 |
| 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 | 92,394 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,057 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 96,743 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,797 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,221 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,219 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,603 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,359 |
| Great Lakes Quiz | 0 | - | 4.78 | 50,361 |
| Famous Rivers | 0 | - | 4.75 | 104,920 |
| City to River #1 | 0 | - | 4.59 | 35,843 |
| Most Populous River Basins | 0 | - | 4.55 | 39,697 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,329 |
| Boundary Waters | 0 | - | 4.92 | 88,417 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,120 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,994 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,304 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,403 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,797 |
| Landforms by Description Quiz | 0 | - | 4.33 | 26,010 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 412,577 |
| Biggest City by River | 0 | - | 4.41 | 52,835 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,522 |
| Gulfs and Bays on the World Map | 0 | - | 4.61 | 30,217 |
| Famous Lakes Quiz | 0 | - | 4.52 | 23,998 |
| Rivers by City | 0 | - | 4.38 | 31,706 |
| City to River #2 - Difficult | 0 | - | 4.64 | 26,024 |
| Largest Rivers by Discharge | 0 | - | 4.54 | 16,009 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,385,836 |
| Landlocked Countries | 0 | - | 4.99 | 419,619 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,535 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,721 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,801 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,025 |
| World Capitals Quiz | 0 | - | 5.00 | 5,067,894 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,276 |
| Himalayan Countries | 0 | - | 4.95 | 137,718 |
| Andean Countries | 0 | - | 4.95 | 84,076 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,317 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,839 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,947 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,432 |
| Danube Countries | 0 | - | 4.97 | 71,729 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,653 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,124 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,770 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,854 |
| European Landlocked Countries | 0 | - | 4.99 | 146,854 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,223 |
| Countries with the Most Species | 0 | - | 4.99 | 102,992 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,385 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,452 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,614 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,362 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,038 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,429 |
| Countries in the Alps | 0 | - | 4.87 | 117,803 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,210 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,514 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,463 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,190 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,182 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,768 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,364 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,256 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,015 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,620 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,519 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,367 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,984 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,253 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,271 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,322 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,106 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,614 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,641 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,683 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,413 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,035 |
| Largest Countries By Category | 0 | - | 4.97 | 157,769 |
| Countries by Countries | 0 | - | 4.96 | 62,917 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,316 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,178 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,485 |
| All Countries by Population With a Map | 0 | - | 4.98 | 108,776 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,715 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,398 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,761,285 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,461 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,768 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,293 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,411 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,278 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,120 |
| Longest International Borders | 0 | - | 4.99 | 264,779 |
| Countries with Three Borders | 0 | - | 4.96 | 36,488 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,952 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,070 |
| Demonym of Every Country | 0 | - | 4.91 | 59,217 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,296 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,710 |
| "Second Best" Geography Edition #1 | 0 | - | 4.61 | 63,373 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,582 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,584,405 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,795 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,596 |
| Island Countries | 0 | - | 4.99 | 710,049 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,808 |
| Northernmost Countries | 0 | - | 4.99 | 360,805 |
| Countries of South America | 0 | - | 5.00 | 923,897 |
| Countries of Oceania | 0 | - | 5.00 | 1,052,448 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,868,770 |
| "Land" Countries | 0 | - | 4.98 | 335,958 |
| Top World Languages | 0 | - | 4.92 | 821,045 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,366 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,237 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,222 |
| Countries with Megacities | 0 | - | 4.99 | 262,197 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,067 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,103 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,369 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,137 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,988 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,089 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,303 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,376 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,092 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,804 |
| Countries by Capital City | 0 | - | 5.00 | 68,082 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,072 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,558 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,060 |
| Moved Capital Cities | 0 | - | 4.96 | 74,118 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,491 |
| Countries by Official Language | 0 | - | 4.95 | 194,773 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,713 |
| Countries in their Native Language | 0 | - | 4.99 | 198,319 |
| Independence from Whom | 0 | - | 4.99 | 211,491 |
| Subdivisions by Country | 0 | - | 4.86 | 50,317 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,836 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,646 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,215 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,791 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,035 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,795 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,422 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,067 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,884 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,524 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,011 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,144 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,752 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,030 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,823 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,190 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,367 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,377,275 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,384 |
| World Map Quiz | 0 | - | 4.81 | 64,704 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 155,916 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,106 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.85 | 63,844 |
| Countries by Founding Story | 0 | - | 4.95 | 77,129 |
| Countries by Road Signs | 0 | - | 4.98 | 53,722 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,642 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 105,010 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,736 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,542 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,603 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,755 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,892 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,307 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,346 |
| Widest Countries East to West | 0 | - | 4.92 | 129,437 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,402 |
