| Countries of Europe in 1444 | 0 | - | 4.92 | 95,772 |
| Countries of the World in 1444 | 0 | - | 4.98 | 57,438 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.82 | 54,782 |
| Countries of Europe before World War II with a Map | 0 | - | 4.95 | 48,968 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 44,589 |
| Countries of the World in 1900 | 0 | - | 4.88 | 79,020 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 187,301 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 143,448 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,482,375 |
| Modern-Day Countries of the Khmer Empire on a Map | 0 | - | 4.74 | 43,732 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,304,783 |
| 5 Largest Cities for Every Letter on Map | 0 | - | 4.97 | 48,399 |
| Global Cities on a World Map | 0 | - | 4.94 | 128,388 |
| Find the City #1 | 0 | - | 4.96 | 40,206 |
| Independence from Whom | 0 | - | 4.99 | 203,959 |
| Who Controlled These Colonies? | 0 | - | 4.90 | 126,698 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 60,610 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 89,589 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 102,409 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 142,191 |
| Countries of the World With a Disappearing Map | 0 | - | 5.00 | 105,474 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.83 | 60,257 |
| Countries by Founding Story | 0 | - | 4.95 | 74,473 |
| ALL First-Level Subdivisions of the World With a Map | 0 | - | 5.00 | 136,580 |
| All First-Level Subdivisions of Europe by Proximity | 0 | - | 4.85 | 73,851 |
| Top World Languages on a Map | 0 | - | 4.92 | 99,660 |
| Official Languages of the World on the Disappearing World Map | 0 | - | 4.98 | 111,067 |
| 407 Islands on the World Map | 0 | - | 4.99 | 32,994 |
| Modern-Day Countries of the Mayan Civilization | 0 | - | 4.75 | 31,573 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,691,141 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.77 | 41,089 |
| Roman Provinces on a Map | 0 | - | 4.53 | 35,282 |
| Cities by Former Name | 0 | - | 4.84 | 89,100 |
| World Capitals by Map | 0 | - | 5.00 | 272,790 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 55,588 |
| Recently Independent Countries Quiz | 0 | - | 4.98 | 154,267 |
| All Countries by Northernmost Point on Land | 0 | - | 4.89 | 120,945 |
| 20 Countries on an Empty Map #1 | 0 | - | 4.95 | 59,953 |
| Countries by Former Name | 0 | - | 4.99 | 121,861 |
| Historical City to Country | 0 | - | 4.83 | 76,768 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 34,160 |
| Layers of the Earth and Atmosphere | 0 | - | 4.97 | 49,255 |
| African East Coast | 0 | - | 4.96 | 92,338 |
| Countries Settled by Vikings | 0 | - | 4.93 | 118,522 |
| Pixelated World Map | 0 | - | 5.00 | 138,597 |
| Warsaw Pact Countries | 0 | - | 4.82 | 83,125 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 78,496 |
| Countries Closest to Antarctica on a Map | 0 | - | 4.98 | 78,060 |
| Former Flags | 0 | - | 4.98 | 103,695 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 48,220 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 302,417 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 237,552 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 224,669 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 296,947 |
| Boundary Waters | 0 | - | 4.92 | 86,887 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 33,858 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 92,988 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 57,977 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 58,150 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 67,675 |
| Ancient City to Country | 0 | - | 4.70 | 105,957 |
| City-States | 0 | - | 4.53 | 36,606 |
| Damaged and Destroyed Cities | 0 | - | 4.43 | 43,924 |
| City Where It Happened #2 | 0 | - | 4.44 | 52,433 |
| City Where It Happened #3 | 0 | - | 4.53 | 39,560 |
| Countries by Independence Day | 0 | - | 4.61 | 52,159 |
| Former Countries by Capital | 0 | - | 4.44 | 125,588 |
| Former Countries | 0 | - | 4.74 | 130,526 |
| Guerrillas by Country | 0 | - | 4.43 | 40,438 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 102,526 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 75,832 |
| Battle to Country | 0 | - | 4.91 | 50,179 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 66,386 |
| Find The Mystery Country Using Color Clues #1 | 0 | - | 4.80 | 225,558 |
| Modern-Day Countries of the Holy Roman Empire on a Map | 0 | - | 4.93 | 43,572 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 58,328 |
| Seas on the World Map | 0 | - | 4.97 | 130,993 |
| Seas of the World | 0 | - | 5.00 | 148,110 |
| Largest World's Islands on the World Map | 0 | - | 4.68 | 169,726 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 91,991 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 116,854 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 145,202 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 72,263 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.94 | 59,822 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.97 | 67,295 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 53,719 |
| Countries of the World Quiz | 0 | - | 5.00 | 45,333,281 |
| Cities Where Famous People Died | 0 | - | 4.43 | 32,649 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 395,565 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 502,719 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 50,020 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 36,532 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 102,610 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 112,176 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 102,013 |
| WWII Geography | 0 | - | 4.81 | 116,705 |
| World Geography on a Map #1 | 0 | - | 4.94 | 71,877 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 92,442 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 161,465 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 119,785 |
| Cities by Founder and Date | 0 | - | 4.55 | 28,743 |
| City Where It Happened #1 | 0 | - | 4.26 | 105,423 |
| World Capitals Quiz | 0 | - | 5.00 | 4,896,317 |
| Sahara Desert Countries | 0 | - | 4.98 | 152,006 |
| Himalayan Countries | 0 | - | 4.94 | 127,772 |
| Andean Countries | 0 | - | 4.93 | 71,955 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 59,177 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 117,343 |
| Coffee Producing Countries | 0 | - | 4.84 | 62,556 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 61,605 |
| Danube Countries | 0 | - | 4.97 | 62,366 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 98,964 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 83,364 |
| Countries with the Worst Passports | 0 | - | 4.93 | 77,510 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 142,563 |
| European Landlocked Countries | 0 | - | 4.99 | 143,083 |
| Partially Recognized Countries | 0 | - | 4.98 | 101,060 |
| Countries with the Most Species | 0 | - | 4.99 | 93,609 |
| Countries Unconquered since 1850 | 0 | - | 4.34 | 64,129 |
| Countries 197 to 205 | 0 | - | 4.88 | 65,897 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 52,328 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 46,534 |
| Countries that Use the Peso | 0 | - | 4.89 | 57,517 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.88 | 71,006 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 55,050 |
| Countries in the Alps | 0 | - | 4.87 | 113,033 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 92,294 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 100,889 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 76,545 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 92,793 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 112,695 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.90 | 93,174 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 96,854 |
| Five Biggest Countries by Longitude | 0 | - | 4.90 | 51,016 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 48,917 |
| Longest Uninterrupted Democracies | 0 | - | 4.05 | 32,795 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 60,085 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 52,092 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 39,911 |
| Most Recent Country To ... | 0 | - | 4.32 | 54,617 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 101,594 |
| Arctic Ocean Countries | 0 | - | 4.94 | 77,048 |
| Countries with the Most Grassland | 0 | - | 4.93 | 74,959 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 112,345 |
| Countries with the Most Climate Zones | 0 | - | 4.95 | 65,971 |
| Countries that Host the Most Refugees | 0 | - | 4.94 | 57,835 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.94 | 41,545 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 229,129 |
| World Countries - Blind Typing | 0 | - | 5.00 | 99,554 |
| Countries in Their Own Alphabet | 0 | - | 4.96 | 46,190 |
| Largest Countries By Category | 0 | - | 4.97 | 153,452 |
| Countries by Countries | 0 | - | 4.96 | 59,961 |
| Country Flags with the Most White | 0 | - | 4.86 | 134,172 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,191 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 46,730 |
| Merged Country Flags | 0 | - | 4.87 | 103,926 |
| All Countries by Population With a Map | 0 | - | 4.98 | 99,614 |
| 20 Countries on a Topological Map #2 | 0 | - | 4.74 | 20,990 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 94,560 |
| Colourful Countries of the World | 0 | - | 4.99 | 57,209 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 85,470 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,568,950 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 142,212 |
| Western Europe Map Quiz | 0 | - | 4.87 | 92,491 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 79,994 |
| Who Controls It? #1 | 0 | - | 4.83 | 47,622 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.97 | 33,159 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 200,170 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 116,033 |
| Longest International Borders | 0 | - | 4.99 | 258,310 |
| Countries with Three Borders | 0 | - | 4.96 | 35,114 |
| Country Connect by Northernmost Point | 0 | - | 4.97 | 40,286 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 45,963 |
| Famous Immigrants and Exiles | 0 | - | 4.47 | 20,260 |
| Largest Arctic Islands with a Map | 0 | - | 4.46 | 20,160 |
| Countries of Iberia in History with a Map | 0 | - | 4.89 | 39,338 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.87 | 57,871 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 82,971 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.86 | 36,282 |
| Demonym of Every Country | 0 | - | 4.91 | 56,434 |
| People Born on Islands | 0 | - | 4.38 | 52,130 |
| Mediterranean Cities by Map | 0 | - | 4.50 | 50,659 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,521,408 |
| World Capitals on an Empty Map | 0 | - | 4.63 | 52,006 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 364,721 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 389,626 |
| Island Countries Quiz | 0 | - | 4.99 | 698,418 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,013,155 |
| Northernmost Countries | 0 | - | 4.99 | 346,972 |
| Countries of South America | 0 | - | 5.00 | 883,367 |
| Countries of Oceania | 0 | - | 5.00 | 1,001,495 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,776,329 |
| Top World Languages | 0 | - | 4.92 | 785,672 |
| Colonies of Africa with a Map | 0 | - | 4.78 | 52,658 |
| Biggest First-Level Subdivisions by Area | 0 | - | 4.89 | 25,567 |
| Countries in World War I | 0 | - | 4.88 | 222,453 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 222,912 |
| Official Country Names of the World | 0 | - | 4.47 | 21,189 |
| Europe Map Quiz | 0 | - | 5.00 | 4,630,573 |
| All Country Flags of the World | 0 | - | 5.00 | 3,424,224 |
