| Natural Features of Countries #1 | 0 | - | 4.86 | 83,464 |
| Countries with Fjords | 0 | - | 4.93 | 100,375 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,387 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,796 |
| North Sea Countries | 0 | - | 4.92 | 86,715 |
| Black Sea Countries | 0 | - | 4.87 | 60,390 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,104 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,181 |
| Countries With No Rivers | 0 | - | 4.96 | 76,146 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,007 |
| Name a Valid Country on Each River | 0 | - | 4.96 | 61,409 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,745 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 114,938 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,366 |
| African Great Lakes | 0 | - | 4.82 | 65,547 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,074 |
| Megadiverse Countries | 0 | - | 4.96 | 134,482 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,159 |
| Rivers and Lakes whose Names are Countries | 0 | - | 4.95 | 45,256 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,042 |
| Nile River Basin Countries on a Map | 0 | - | 4.95 | 50,372 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,598,913 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,373 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 22,848 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 115,024 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,543 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,901 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 414,915 |
| Countries with Wild Tigers | 0 | - | 4.96 | 135,932 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,568 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,582 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 86,634 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,399 |
| Asian Physical Geography | 0 | - | 4.61 | 35,418 |
| Rivers of the United States | 0 | - | 4.93 | 65,723 |
| Megacities on a World Map | 0 | - | 4.98 | 251,954 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 574,827 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,237 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,354 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,378 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,927 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 65,587 |
| Countries with Glaciers | 0 | - | 4.97 | 104,788 |
| Countries with the Most Forest | 0 | - | 4.87 | 146,806 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,365 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 411,702 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,666 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,057 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,383 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,903 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,527 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,200 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,919 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,007 |
| Biggest City by River | 0 | - | 4.41 | 52,732 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,751 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,380 |
| Landforms by Country | 0 | - | 4.52 | 51,931 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 35,957 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,339 |
| Megacities on an Empty Map | 0 | - | 4.97 | 116,173 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,006 |
| Capitals by River | 0 | - | 4.55 | 48,258 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 68,383 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 111,792 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,354 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 380,009 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,079 |
| All Counties of the United States by Proximity | 0 | - | 4.98 | 305,283 |
| Geological Extremes | 0 | - | 4.34 | 39,970 |
| African Physical Geography | 0 | - | 4.51 | 31,600 |
| European Physical Geography | 0 | - | 4.26 | 33,409 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,064 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 55,787 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,307 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,668 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,116 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,343 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,725 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,814 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,381 |
| Least Forested Countries in Asia | 0 | - | 4.74 | 64,525 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,570 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,780 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,111 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,627 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,857 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,286 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,999 |
| Empty World Map without 20 Random Countries | 0 | - | 4.93 | 135,844 |
| Top 10 Solar Power Countries | 0 | - | 4.78 | 59,853 |
| Departments of France | 0 | - | 4.93 | 53,135 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,268 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 329,248 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,746 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,191 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,678 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,983 |
| Boundary Waters | 0 | - | 4.92 | 88,153 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,909 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,539 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,648 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 60,031 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,941 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,703 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,751 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,058 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,084,262 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,362 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 54,735 |
| Animal Populations of Countries | 0 | - | 4.51 | 43,696 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 45,023 |
| Countries that Desalinate the Most Water | 0 | - | 4.77 | 41,440 |
| Top 15 Countries with the Most Cows | 0 | - | 4.64 | 92,837 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 277,996 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,645 |
| South American Physical Geography | 0 | - | 4.58 | 18,295 |
| Seas of Europe | 0 | - | 4.37 | 84,440 |
| Pixelated United States Map | 0 | - | 4.89 | 93,716 |
| US States with an Empty Map | 0 | - | 5.00 | 620,647 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,125 |
| Biggest Cities in the Blue Banana | 0 | - | 4.56 | 36,154 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,243 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,618 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,830 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,370 |
| World Capitals Quiz | 0 | - | 5.00 | 5,044,710 |
| Landlocked Countries | 0 | - | 4.99 | 415,673 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,524 |
| Least-Forested Countries | 0 | - | 4.53 | 64,991 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 558,831 |
| Tropical Rainforest Countries | 0 | - | 4.68 | 81,827 |
| Countries with the Most Mangroves | 0 | - | 4.53 | 34,516 |
| Worst Plastic Polluting Countries | 0 | - | 4.51 | 66,224 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,733,378 |
| Countries with More Cows than People | 0 | - | 4.45 | 60,730 |
| Rivers A-Z | 0 | - | 4.35 | 32,726 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.80 | 53,067 |
| Sea in the Answers | 0 | - | 4.10 | 48,651 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 89,853 |
| Geography by Letter on the World Map - C | 0 | - | 4.78 | 116,885 |
| East Asian Islands on the Map | 0 | - | 4.54 | 32,978 |
| Colonies of Africa with a Map | 0 | - | 4.78 | 54,127 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,458 |
| Northernmost Countries Without Glaciers | 0 | - | 4.61 | 36,092 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,307 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,234 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,143 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,400 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,092 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,213 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,575,538 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,037 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 402,959 |
| Island Countries | 0 | - | 4.99 | 708,453 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,438 |
| Himalayan Countries | 0 | - | 4.95 | 136,084 |
| Andean Countries | 0 | - | 4.95 | 83,227 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,547 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,712 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,230 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,876 |
| Danube Countries | 0 | - | 4.97 | 71,291 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,047 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,743 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,936 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,880 |
| European Landlocked Countries | 0 | - | 4.99 | 146,001 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,585 |
| Countries with the Most Species | 0 | - | 4.99 | 95,363 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,713 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,282 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,450 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,086 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,739 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,106 |
| Countries in the Alps | 0 | - | 4.86 | 117,166 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,793 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,659 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,176 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,614 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,420 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,168 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,845 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,917 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,717 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,234 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,288 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,156 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,645 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,908 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,917 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,530 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,820 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,363 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,089 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,442 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,294 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,748 |
| Largest Countries By Category | 0 | - | 4.97 | 157,089 |
