| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,586,275 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 277,324 |
| Regions of Countries #1 | 0 | - | 4.97 | 158,882 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,255 |
| Regions of Countries #3 | 0 | - | 4.84 | 90,318 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 711,154 |
| Countries by Borders, Bordering Sea, Capital Proximity, Official Language or Currency in 30 Seconds | 0 | - | 4.95 | 236,304 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,154 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,449 |
| Subdivisions by Country | 0 | - | 4.86 | 50,051 |
| Countries of the World - One Minute Sprint | 0 | - | 4.35 | 955,960 |
| 4-Letter Geography Chain #1 | 0 | - | 4.82 | 169,142 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,087,379 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 446,658 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 163,060 |
| Solve the Secret Country #2 | 0 | - | 4.85 | 116,027 |
| Anagram Chain - Countries | 0 | - | 4.99 | 115,183 |
| Countries with Four Letters | 0 | - | 4.99 | 418,373 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 235,776 |
| Countries but all Vowels are Changed to O | 0 | - | 4.92 | 67,766 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,137 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 198,256 |
| Top Five Countries By Category #3 | 0 | - | 4.82 | 169,384 |
| Country Chain | 0 | - | 4.96 | 215,657 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 316,872 |
| Islands by Country #1 | 0 | - | 4.87 | 174,450 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 213,697 |
| Name a Valid Country #3 | 0 | - | 4.99 | 259,724 |
| Name a Valid Country #1 | 0 | - | 4.99 | 283,284 |
| Name a Valid Country #2 | 0 | - | 4.98 | 246,302 |
| Name a Valid Country #4 | 0 | - | 4.97 | 251,456 |
| Name a Valid Country #5 | 0 | - | 4.99 | 189,714 |
| Name a Valid Country #6 | 0 | - | 4.94 | 126,333 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,700 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,758 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,126 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 302,622 |
| Monarchies Bordering Monarchies | 0 | - | 4.85 | 59,950 |
| Four Letter Geography #1 | 0 | - | 4.69 | 89,080 |
| Five Letter Geography #3 | 0 | - | 4.61 | 130,747 |
| Six Letter Geography #1 | 0 | - | 4.42 | 114,302 |
| Six Letter Geography #2 | 0 | - | 4.69 | 67,399 |
| Six Letter Geography #3 | 0 | - | 4.53 | 81,423 |
| Seven Letter Geography #1 | 0 | - | 4.52 | 71,969 |
| Seven Letter Geography #3 | 0 | - | 4.50 | 37,659 |
| Geography Decoder | 0 | - | 4.53 | 75,333 |
| Eight Letter Geography #1 | 0 | - | 4.45 | 38,445 |
| Continental Geography Decoder | 0 | - | 4.46 | 52,372 |
| Letter A Geography Chain | 0 | - | 4.53 | 67,311 |
| Five Letter Geography #1 | 0 | - | 4.48 | 151,109 |
| Five Letter Geography #4 | 0 | - | 4.78 | 84,573 |
| Five Letter Geography - Hero Mode | 0 | - | 4.63 | 35,435 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,239 |
| The Only Country ... | 0 | - | 4.91 | 79,816 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 179,395 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,425 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 233,462 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 222,714 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 190,234 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,382 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 136,825 |
| European Countries with One Border | 0 | - | 4.97 | 181,567 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,462 |
| Random Countries by Borders | 0 | - | 4.99 | 81,635 |
| Random Name a Valid Country | 0 | - | 4.99 | 203,155 |
| States of India | 0 | - | 4.94 | 189,912 |
| Japanese Prefectures | 0 | - | 4.98 | 134,475 |
| Regions of New Zealand | 0 | - | 4.85 | 28,120 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,098 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,882 |
| Provinces of Turkey | 0 | - | 4.95 | 200,854 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,893 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,902 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 122,389 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,260 |
| Boundary Waters | 0 | - | 4.92 | 88,025 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,798 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,240 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 134,693 |
| Countries That Border Russia | 0 | - | 4.98 | 458,793 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,876 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,215 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,451 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,031 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 99,414 |
| Countries by Bordering Flags #2 | 0 | - | 4.85 | 82,581 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 378,346 |
| Countries Bordering France | 0 | - | 4.85 | 398,544 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,929 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,079 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,468 |
| States of Mexico | 0 | - | 4.95 | 173,265 |
| States of Brazil | 0 | - | 4.98 | 86,317 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,905 |
| 4-Letter Geography Chain #2 | 0 | - | 4.53 | 87,192 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 98,959 |
| Largest World Cities With Five Letters | 0 | - | 4.52 | 66,406 |
| Cities Chain #2 | 0 | - | 4.42 | 56,159 |
| Cities Chain #1 | 0 | - | 4.61 | 66,334 |
| Name Any Valid U.S. City | 0 | - | 4.51 | 40,109 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,894,037 |
| Landlocked Countries | 0 | - | 4.99 | 413,309 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 93,334 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 78,833 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,819 |
| Geography General Knowledge #1 | 0 | - | 4.43 | 261,451 |
| Geography General Knowledge #3 | 0 | - | 4.54 | 131,874 |
| Geography General Knowledge #4 | 0 | - | 4.49 | 185,441 |
| Geography General Knowledge #6 | 0 | - | 4.53 | 150,966 |
| Geography General Knowledge #7 | 0 | - | 4.43 | 158,214 |
| Geography General Knowledge #8 | 0 | - | 4.45 | 149,386 |
| Geography General Knowledge #10 | 0 | - | 4.47 | 155,912 |
| Geography General Knowledge #11 | 0 | - | 4.52 | 109,538 |
| Geography General Knowledge #12 | 0 | - | 4.80 | 123,713 |
| Geographic Groups of Four #1 | 0 | - | 4.70 | 175,472 |
| Geographic Groups of Five #1 | 0 | - | 4.48 | 120,131 |
| Geographic Groups of Seven #1 | 0 | - | 4.63 | 140,572 |
| Geographic Groups of Two #2 | 0 | - | 4.67 | 114,556 |
| Geographic Groups of Six #2 | 0 | - | 4.53 | 52,893 |
| Geographic Groups of Two #3 | 0 | - | 4.46 | 83,524 |
| Geographic Groups of Four #2 | 0 | - | 4.75 | 80,136 |
| Geographic Groups of Five #2 | 0 | - | 4.73 | 63,413 |
| Geographic Groups of Three #2 | 0 | - | 4.55 | 69,301 |
| Geographic Groups of Two #4 | 0 | - | 4.44 | 77,843 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 273,070 |
| Four Letter Geography #2 | 0 | - | 4.39 | 63,735 |
| Three Letter Geography | 0 | - | 4.29 | 74,502 |
| Five Letter Geography #2 | 0 | - | 4.28 | 88,347 |
| Geography Analogies #5 | 0 | - | 4.22 | 54,998 |
| Seven Continents Quiz | 0 | - | 4.21 | 106,067 |
| World Capitals Quiz | 0 | - | 5.00 | 5,029,419 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 22,741 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,713,929 |
| Countries Bordering India | 0 | - | 4.98 | 162,572 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,670 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,747 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,919 |
| Countries of Africa by Borders in 30 Seconds | 0 | - | 4.43 | 354,586 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 412,683 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,761 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,201 |
| Countries that Border China | 0 | - | 4.96 | 261,780 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,825 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,514 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,056 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,204 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,710 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,293 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,450 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,424 |
| Countries that Border Poland | 0 | - | 4.99 | 171,300 |
| Merged Countries #2 | 0 | - | 4.96 | 98,440 |
| Merged Countries #6 | 0 | - | 4.91 | 72,684 |
| Merged Countries #7 | 0 | - | 4.92 | 81,926 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,139 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,963 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,553 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,906 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,484 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,570,321 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,017 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,616 |
| Island Countries | 0 | - | 4.99 | 707,488 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,446 |
| Himalayan Countries | 0 | - | 4.95 | 135,232 |
| Andean Countries | 0 | - | 4.94 | 82,765 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,176 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,115 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,846 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,550 |
| Danube Countries | 0 | - | 4.97 | 71,047 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,715 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,504 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,402 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,328 |
| European Landlocked Countries | 0 | - | 4.99 | 145,718 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,149 |
| Countries with the Most Species | 0 | - | 4.99 | 95,228 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,290 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,192 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,357 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,941 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,549 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,921 |
| Countries in the Alps | 0 | - | 4.87 | 116,772 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,527 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,189 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,986 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,391 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,117 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,972 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,533 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,726 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,115 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,022 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,183 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,024 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,420 |
| Countries Richer Than Their Neighbors | 0 | - | 4.46 | 72,185 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,714 |
