| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,585,007 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 277,285 |
| Regions of Countries #1 | 0 | - | 4.97 | 158,867 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,235 |
| Regions of Countries #3 | 0 | - | 4.84 | 90,303 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 710,886 |
| Countries by Borders, Bordering Sea, Capital Proximity, Official Language or Currency in 30 Seconds | 0 | - | 4.95 | 236,198 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,139 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,411 |
| Subdivisions by Country | 0 | - | 4.86 | 50,041 |
| Countries of the World - One Minute Sprint | 0 | - | 4.35 | 955,819 |
| 4-Letter Geography Chain #1 | 0 | - | 4.82 | 169,110 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,086,887 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 446,556 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 162,947 |
| Solve the Secret Country #2 | 0 | - | 4.85 | 115,943 |
| Anagram Chain - Countries | 0 | - | 4.99 | 115,134 |
| Countries with Four Letters | 0 | - | 4.99 | 418,228 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 235,719 |
| Countries but all Vowels are Changed to O | 0 | - | 4.92 | 67,698 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,082 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 198,210 |
| Top Five Countries By Category #3 | 0 | - | 4.82 | 169,329 |
| Country Chain | 0 | - | 4.96 | 215,615 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 316,714 |
| Islands by Country #1 | 0 | - | 4.87 | 174,422 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 213,588 |
| Name a Valid Country #3 | 0 | - | 4.99 | 259,645 |
| Name a Valid Country #1 | 0 | - | 4.99 | 283,073 |
| Name a Valid Country #2 | 0 | - | 4.98 | 246,191 |
| Name a Valid Country #4 | 0 | - | 4.97 | 251,350 |
| Name a Valid Country #5 | 0 | - | 4.99 | 189,642 |
| Name a Valid Country #6 | 0 | - | 4.94 | 126,252 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,502 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,653 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,076 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 302,557 |
| Monarchies Bordering Monarchies | 0 | - | 4.85 | 59,939 |
| Four Letter Geography #1 | 0 | - | 4.69 | 89,068 |
| Five Letter Geography #3 | 0 | - | 4.61 | 130,722 |
| Six Letter Geography #1 | 0 | - | 4.42 | 114,292 |
| Six Letter Geography #2 | 0 | - | 4.69 | 67,383 |
| Six Letter Geography #3 | 0 | - | 4.53 | 81,410 |
| Seven Letter Geography #1 | 0 | - | 4.52 | 71,949 |
| Seven Letter Geography #3 | 0 | - | 4.50 | 37,641 |
| Geography Decoder | 0 | - | 4.53 | 75,320 |
| Eight Letter Geography #1 | 0 | - | 4.45 | 38,436 |
| Continental Geography Decoder | 0 | - | 4.46 | 52,357 |
| Letter A Geography Chain | 0 | - | 4.53 | 67,301 |
| Five Letter Geography #1 | 0 | - | 4.48 | 151,099 |
| Five Letter Geography #4 | 0 | - | 4.78 | 84,552 |
| Five Letter Geography - Hero Mode | 0 | - | 4.63 | 35,425 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,186 |
| The Only Country ... | 0 | - | 4.91 | 79,770 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 179,351 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,399 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 233,354 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 222,640 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 190,160 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,319 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 136,154 |
| European Countries with One Border | 0 | - | 4.97 | 181,512 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,088 |
| Random Countries by Borders | 0 | - | 4.99 | 81,605 |
| Random Name a Valid Country | 0 | - | 4.99 | 203,093 |
| States of India | 0 | - | 4.94 | 189,846 |
| Japanese Prefectures | 0 | - | 4.98 | 134,390 |
| Regions of New Zealand | 0 | - | 4.85 | 28,108 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,073 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,739 |
| Provinces of Turkey | 0 | - | 4.95 | 200,558 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,884 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,845 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 122,315 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,234 |
| Boundary Waters | 0 | - | 4.92 | 88,014 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,793 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,208 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 134,583 |
| Countries That Border Russia | 0 | - | 4.98 | 458,662 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,856 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,176 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,429 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,001 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 99,382 |
| Countries by Bordering Flags #2 | 0 | - | 4.85 | 82,557 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 378,152 |
| Countries Bordering France | 0 | - | 4.85 | 397,762 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,816 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,063 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,434 |
| States of Mexico | 0 | - | 4.95 | 173,169 |
| States of Brazil | 0 | - | 4.98 | 86,274 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,833 |
| 4-Letter Geography Chain #2 | 0 | - | 4.53 | 87,175 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 98,950 |
| Largest World Cities With Five Letters | 0 | - | 4.52 | 66,383 |
| Cities Chain #2 | 0 | - | 4.42 | 56,154 |
| Cities Chain #1 | 0 | - | 4.61 | 66,324 |
| Name Any Valid U.S. City | 0 | - | 4.51 | 40,094 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,874,359 |
| Landlocked Countries | 0 | - | 4.99 | 413,113 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 93,274 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 78,823 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,685 |
| Geography General Knowledge #1 | 0 | - | 4.43 | 261,398 |
| Geography General Knowledge #3 | 0 | - | 4.54 | 131,860 |
| Geography General Knowledge #4 | 0 | - | 4.49 | 185,412 |
| Geography General Knowledge #6 | 0 | - | 4.53 | 150,942 |
| Geography General Knowledge #7 | 0 | - | 4.43 | 158,188 |
| Geography General Knowledge #8 | 0 | - | 4.45 | 149,363 |
| Geography General Knowledge #10 | 0 | - | 4.47 | 155,888 |
| Geography General Knowledge #11 | 0 | - | 4.52 | 109,513 |
| Geography General Knowledge #12 | 0 | - | 4.80 | 123,686 |
| Geographic Groups of Four #1 | 0 | - | 4.70 | 175,457 |
| Geographic Groups of Five #1 | 0 | - | 4.48 | 120,122 |
| Geographic Groups of Seven #1 | 0 | - | 4.63 | 140,557 |
| Geographic Groups of Two #2 | 0 | - | 4.67 | 114,541 |
| Geographic Groups of Six #2 | 0 | - | 4.53 | 52,881 |
| Geographic Groups of Two #3 | 0 | - | 4.46 | 83,506 |
| Geographic Groups of Four #2 | 0 | - | 4.75 | 80,117 |
| Geographic Groups of Five #2 | 0 | - | 4.73 | 63,397 |
| Geographic Groups of Three #2 | 0 | - | 4.55 | 69,282 |
| Geographic Groups of Two #4 | 0 | - | 4.44 | 77,828 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 273,022 |
| Four Letter Geography #2 | 0 | - | 4.39 | 63,728 |
| Three Letter Geography | 0 | - | 4.29 | 74,489 |
| Five Letter Geography #2 | 0 | - | 4.28 | 88,339 |
| Geography Analogies #5 | 0 | - | 4.22 | 54,991 |
| Seven Continents Quiz | 0 | - | 4.21 | 105,554 |
| World Capitals Quiz | 0 | - | 5.00 | 5,027,776 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 22,732 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,711,895 |
| Countries Bordering India | 0 | - | 4.98 | 162,556 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,638 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,706 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,900 |
| Countries of Africa by Borders in 30 Seconds | 0 | - | 4.43 | 354,542 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 412,568 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,742 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,190 |
| Countries that Border China | 0 | - | 4.96 | 261,736 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,792 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,496 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,031 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,179 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,673 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,283 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,404 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,399 |
| Countries that Border Poland | 0 | - | 4.99 | 171,262 |
| Merged Countries #2 | 0 | - | 4.96 | 98,416 |
| Merged Countries #6 | 0 | - | 4.91 | 72,662 |
| Merged Countries #7 | 0 | - | 4.92 | 81,911 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,124 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,937 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,506 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,874 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,297 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,569,764 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,927 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,230 |
| Island Countries | 0 | - | 4.99 | 707,375 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,362 |
| Himalayan Countries | 0 | - | 4.95 | 135,146 |
| Andean Countries | 0 | - | 4.94 | 82,720 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,140 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,065 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,809 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,508 |
| Danube Countries | 0 | - | 4.97 | 71,026 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,685 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,481 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,347 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,270 |
| European Landlocked Countries | 0 | - | 4.99 | 145,694 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,101 |
| Countries with the Most Species | 0 | - | 4.99 | 95,210 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,252 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,186 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,344 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,924 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,537 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,893 |
| Countries in the Alps | 0 | - | 4.87 | 116,737 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,503 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,147 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,965 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,360 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,092 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,952 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,504 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,708 |
| Largest Country by Body of Water | 0 | - | 4.96 | 56,796 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,004 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,178 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,009 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,395 |
| Countries Richer Than Their Neighbors | 0 | - | 4.46 | 72,168 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,701 |
