| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,583,149 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,622 |
| Western Europe Map Quiz | 0 | - | 4.87 | 93,454 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 710,445 |
| Europe Map Quiz | 0 | - | 5.00 | 4,726,880 |
| World Map Quiz | 0 | - | 4.81 | 63,349 |
| United States Cities Map Quiz | 0 | - | 4.96 | 213,064 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,436,912 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,355 |
| Africa Map Quiz | 0 | - | 5.00 | 2,102,542 |
| Asia Map Quiz | 0 | - | 4.99 | 905,600 |
| Countries of the World - One Minute Sprint | 0 | - | 4.35 | 955,548 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 162,796 |
| Solve the Secret Country #2 | 0 | - | 4.84 | 115,795 |
| Anagram Chain - Countries | 0 | - | 4.99 | 115,048 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 277,189 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,715 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,276 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,767 |
| Countries but all Vowels are Changed to O | 0 | - | 4.92 | 67,609 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,003 |
| Random Capital to Country | 0 | - | 4.99 | 2,576,027 |
| Random Country to Capital | 0 | - | 4.98 | 910,387 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,086,090 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 446,412 |
| Countries with Four Letters | 0 | - | 4.99 | 417,997 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,374,417 |
| Australia Map Quiz | 0 | - | 4.94 | 342,202 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,040 |
| Capital Cities Chain | 0 | - | 4.84 | 81,793 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,853 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 198,117 |
| Top Five Countries By Category #3 | 0 | - | 4.82 | 169,257 |
| Country Chain | 0 | - | 4.96 | 215,542 |
| Countries by Emojis | 0 | - | 4.99 | 235,772 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,011 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 316,508 |
| Islands by Country #1 | 0 | - | 4.87 | 174,388 |
| Regions of Countries #1 | 0 | - | 4.97 | 158,832 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,200 |
| Regions of Countries #3 | 0 | - | 4.84 | 90,273 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 213,459 |
| Name a Valid Country #3 | 0 | - | 4.99 | 259,516 |
| Name a Valid Country #1 | 0 | - | 4.99 | 282,806 |
| Name a Valid Country #2 | 0 | - | 4.98 | 246,061 |
| Name a Valid Country #4 | 0 | - | 4.97 | 251,212 |
| Name a Valid Country #5 | 0 | - | 4.99 | 189,536 |
| Name a Valid Country #6 | 0 | - | 4.94 | 126,159 |
| Name a Valid Country #7 | 0 | - | 4.91 | 126,262 |
| Name a Valid Country #8 | 0 | - | 4.85 | 95,783 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,253 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,174 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 127,932 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,393 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,055 |
| North America Map Quiz | 0 | - | 4.98 | 243,950 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,160 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,255 |
| Countries by Borders, Bordering Sea, Capital Proximity, Official Language or Currency in 30 Seconds | 0 | - | 4.95 | 235,993 |
| Boundary Waters | 0 | - | 4.92 | 87,988 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,782 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,164 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,116 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,754 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,032 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 232,918 |
| The Only Country ... | 0 | - | 4.91 | 79,694 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 179,305 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,360 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,242 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,278 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 88,755 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 47,505 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,554 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 233,229 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 222,508 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 190,054 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,245 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 135,854 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 76,913 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,533 |
| Random Countries by Borders | 0 | - | 4.99 | 81,570 |
| Random Name a Valid Country | 0 | - | 4.99 | 202,963 |
| Name a Valid Island Country | 0 | - | 4.96 | 113,924 |
| Regions of France Map Quiz | 0 | - | 4.97 | 142,977 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,545 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,460 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,299 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 56,848 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 48,965 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,174 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,846,409 |
| The Seven Continents Map Quiz | 0 | - | 3.89 | 265,223 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,182 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 164,877 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 108,536 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 90,952 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,423 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 98,934 |
| Largest World Cities With Five Letters | 0 | - | 4.52 | 66,346 |
| Cities Chain #2 | 0 | - | 4.42 | 56,146 |
| Cities Chain #1 | 0 | - | 4.61 | 66,309 |
| Name Any Valid U.S. City | 0 | - | 4.51 | 40,068 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,342 |
| Random World Capitals on a Map | 0 | - | 4.93 | 132,950 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,376 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,558 |
| Landlocked Countries | 0 | - | 4.99 | 412,828 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 93,240 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 134,431 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 334,388 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 78,808 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 377,915 |
| U.S. National Parks Map Quiz | 0 | - | 4.48 | 55,658 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 92,685 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,488 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,241 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,310 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,541 |
| States of India Map Quiz | 0 | - | 4.82 | 25,981 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,661 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,037 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,043 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 95,863 |
| China Cities Map Quiz | 0 | - | 4.93 | 103,880 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 150,969 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 273,943 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 272,945 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,102 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,893 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,454 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 122,834 |
| World Capitals Quiz | 0 | - | 5.00 | 5,025,081 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 74,823 |
| Name a World Capital A-Z | 0 | - | 5.00 | 174,781 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,212 |
| Himalayan Countries | 0 | - | 4.95 | 135,032 |
| Andean Countries | 0 | - | 4.94 | 82,650 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,074 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 122,971 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,746 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,453 |
| Danube Countries | 0 | - | 4.97 | 70,988 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,631 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,450 |
| Countries with the Worst Passports | 0 | - | 4.93 | 82,273 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,183 |
| European Landlocked Countries | 0 | - | 4.99 | 145,660 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,036 |
| Countries with the Most Species | 0 | - | 4.99 | 95,180 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,179 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,172 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,331 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,905 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,500 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,861 |
| Countries in the Alps | 0 | - | 4.87 | 116,675 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,459 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,052 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,935 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,316 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,059 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,932 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,456 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,675 |
| Largest Country by Body of Water | 0 | - | 4.95 | 55,118 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 61,963 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,164 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 40,994 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,356 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,667 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,667 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,848 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,554 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,196 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,658 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 238,801 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,342 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,529 |
| Largest Countries By Category | 0 | - | 4.97 | 156,597 |
| Countries by Countries | 0 | - | 4.96 | 62,157 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,199 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,929 |
| Random Countries Hidden in the World Map | 0 | - | 4.81 | 111,487 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,304 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,648 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,709,230 |
| Name a Valid Country A-Z | 0 | - | 4.97 | 119,874 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,475 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,211 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,119 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,538 |
| Longest International Borders | 0 | - | 4.99 | 263,355 |
| Countries with Three Borders | 0 | - | 4.96 | 36,127 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,550 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,597 |
| Demonym of Every Country | 0 | - | 4.91 | 58,559 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 322,965 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,568,741 |
| Solve the Secret Capital City | 0 | - | 4.80 | 162,255 |
