| Word Scramble - Countries | 0 | - | 4.88 | 2,125,686 |
| Solve the Secret Country #1 | 0 | - | 4.93 | 168,333 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 120,558 |
| Anagram Chain - Countries | 0 | - | 4.98 | 117,756 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 66,003 |
| Country Chain | 0 | - | 4.96 | 218,510 |
| Islands by Country #1 | 0 | - | 4.90 | 176,395 |
| Name a Valid Island Country | 0 | - | 4.97 | 130,204 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,738 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 105,013 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,654,783 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,477 |
| 4-Letter Geography Chain #1 | 0 | - | 4.82 | 170,939 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 453,720 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.88 | 145,323 |
| Countries with Four Letters | 0 | - | 4.99 | 425,988 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 238,171 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 71,113 |
| Islands by Country #2 | 0 | - | 4.80 | 77,897 |
| Largest City by Island | 0 | - | 4.87 | 72,478 |
| Word Scramble - Cities #2 | 0 | - | 4.54 | 25,253 |
| Capital Cities Chain | 0 | - | 4.84 | 83,413 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 202,117 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 184,484 |
| African Island Countries | 0 | - | 4.96 | 102,575 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 323,920 |
| Regions of Countries #1 | 0 | - | 4.96 | 160,269 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,589 |
| Regions of Countries #3 | 0 | - | 4.85 | 91,421 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 219,115 |
| Name a Valid Country #3 | 0 | - | 4.99 | 266,116 |
| Name a Valid Country #1 | 0 | - | 4.99 | 295,499 |
| Name a Valid Country #2 | 0 | - | 4.98 | 254,295 |
| Name a Valid Country #4 | 0 | - | 4.97 | 259,290 |
| Name a Valid Country #5 | 0 | - | 4.99 | 210,141 |
| Name a Valid Country #6 | 0 | - | 4.95 | 145,331 |
| Name a Valid Country #7 | 0 | - | 4.91 | 131,931 |
| Name a Valid Country #8 | 0 | - | 4.86 | 101,066 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 50,420 |
| Random Geographic Groups of Five | 0 | - | 4.93 | 115,425 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 306,692 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 743,404 |
| Random Geographic Groups of Seven | 0 | - | 4.92 | 46,850 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,512 |
| Four Letter Geography #1 | 0 | - | 4.69 | 89,716 |
| Five Letter Geography #3 | 0 | - | 4.63 | 132,073 |
| Six Letter Geography #1 | 0 | - | 4.42 | 115,059 |
| Six Letter Geography #2 | 0 | - | 4.68 | 67,994 |
| Six Letter Geography #3 | 0 | - | 4.52 | 82,042 |
| Seven Letter Geography #1 | 0 | - | 4.48 | 80,548 |
| Seven Letter Geography #3 | 0 | - | 4.51 | 38,928 |
| Geography Decoder | 0 | - | 4.53 | 75,844 |
| Eight Letter Geography #1 | 0 | - | 4.45 | 38,737 |
| Continental Geography Decoder | 0 | - | 4.46 | 52,845 |
| Letter A Geography Chain | 0 | - | 4.54 | 67,756 |
| Five Letter Geography #1 | 0 | - | 4.48 | 152,116 |
| Five Letter Geography #4 | 0 | - | 4.77 | 85,301 |
| Five Letter Geography - Hero Mode | 0 | - | 4.63 | 35,753 |
| The Only Country ... | 0 | - | 4.91 | 81,922 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 181,790 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,747 |
| Richest Island Countries | 0 | - | 4.85 | 101,255 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 238,288 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 227,185 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 193,810 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 124,160 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 141,596 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 69,215 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 81,422 |
| Random Countries by Borders | 0 | - | 4.99 | 83,117 |
| Random Name a Valid Country | 0 | - | 4.99 | 206,714 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 125,352 |
| Boundary Waters | 0 | - | 4.92 | 88,784 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,424 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,732 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,384 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,993 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 140,091 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 388,146 |
| 6-Letter Geography Chain #2 | 0 | - | 4.41 | 71,645 |
| 4-Letter Geography Chain #2 | 0 | - | 4.53 | 88,127 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,436 |
| Cities Chain #2 | 0 | - | 4.42 | 56,528 |
| Cities Chain #1 | 0 | - | 4.61 | 66,831 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 41,169 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,903,318 |
| Landlocked Countries | 0 | - | 4.99 | 426,222 |
| Countries of the World - One Minute Sprint | 0 | - | 4.36 | 982,673 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 97,678 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 79,994 |
| Geography General Knowledge #1 | 0 | - | 4.43 | 265,091 |
| Geography General Knowledge #3 | 0 | - | 4.54 | 133,714 |
| Geography General Knowledge #4 | 0 | - | 4.49 | 187,720 |
| Geography General Knowledge #6 | 0 | - | 4.52 | 152,697 |
| Geography General Knowledge #7 | 0 | - | 4.44 | 160,081 |
| Geography General Knowledge #8 | 0 | - | 4.43 | 151,209 |
| Geography General Knowledge #10 | 0 | - | 4.47 | 157,632 |
| Geography General Knowledge #11 | 0 | - | 4.52 | 110,930 |
| Geography General Knowledge #12 | 0 | - | 4.78 | 125,318 |
| Geographic Groups of Four #1 | 0 | - | 4.70 | 176,607 |
| Geographic Groups of Five #1 | 0 | - | 4.48 | 120,890 |
| Geographic Groups of Seven #1 | 0 | - | 4.63 | 141,788 |
| Geographic Groups of Two #2 | 0 | - | 4.64 | 115,705 |
| Geographic Groups of Six #2 | 0 | - | 4.53 | 53,561 |
| Geographic Groups of Two #3 | 0 | - | 4.46 | 84,546 |
| Geographic Groups of Four #2 | 0 | - | 4.77 | 81,265 |
| Geographic Groups of Five #2 | 0 | - | 4.72 | 64,336 |
| Geographic Groups of Three #2 | 0 | - | 4.55 | 70,295 |
| Geographic Groups of Two #4 | 0 | - | 4.45 | 78,755 |
| Four Letter Geography #2 | 0 | - | 4.39 | 64,217 |
| Three Letter Geography | 0 | - | 4.29 | 75,058 |
| Five Letter Geography #2 | 0 | - | 4.30 | 88,949 |
| Geography Analogies #5 | 0 | - | 4.22 | 55,826 |
| Seven Continents Quiz | 0 | - | 4.21 | 107,098 |
| World Capitals Quiz | 0 | - | 5.00 | 5,108,136 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 114,529 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,806,490 |
| Name a Country A-Z | 0 | - | 5.00 | 245,831 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 280,995 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 123,056 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,941 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,429 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,038 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,053 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,711 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,600,241 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,774 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,869 |
| Island Countries | 0 | - | 4.99 | 712,676 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,425 |
| Himalayan Countries | 0 | - | 4.93 | 140,383 |
| Andean Countries | 0 | - | 4.94 | 85,541 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,697 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,126 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,264 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,497 |
| Danube Countries | 0 | - | 4.97 | 72,439 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,644 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,874 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,204 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,681 |
| European Landlocked Countries | 0 | - | 4.99 | 147,640 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,353 |
| Countries with the Most Species | 0 | - | 4.99 | 103,590 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,454 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,786 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,899 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,862 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,597 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,044 |
| Countries in the Alps | 0 | - | 4.87 | 118,827 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,714 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,942 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,985 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,058 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,994 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,289 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,439 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,891 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,447 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,212 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,899 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,761 |
| Asian Island Nations | 0 | - | 4.63 | 94,474 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,585 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,825 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,917 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,926 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,638 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 74,664 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,715 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,850 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,227 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,533 |
| Largest Countries By Category | 0 | - | 4.97 | 158,908 |
| Countries by Countries | 0 | - | 4.96 | 63,672 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,301 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,414 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,680 |
| All Countries by Population With a Map | 0 | - | 4.98 | 111,092 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,456 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,130 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,055,108 |
| Northernmost Countries | 0 | - | 4.99 | 364,180 |
| Countries of South America | 0 | - | 5.00 | 933,127 |
| Countries of Oceania | 0 | - | 5.00 | 1,063,992 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,890,311 |
| "Land" Countries | 0 | - | 4.98 | 338,467 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 116,473 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,493 |
| Western Europe Map Quiz | 0 | - | 4.85 | 93,992 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 67,006 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,299 |
| Top World Languages | 0 | - | 4.92 | 830,194 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,823 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,623 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 210,177 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,591 |
| Longest International Borders | 0 | - | 4.99 | 265,853 |
| Countries with Three Borders | 0 | - | 4.96 | 36,787 |
