| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,587,476 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 277,381 |
| Regions of Countries #1 | 0 | - | 4.97 | 158,910 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,272 |
| Regions of Countries #3 | 0 | - | 4.84 | 90,329 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 711,410 |
| Countries by Borders, Bordering Sea, Capital Proximity, Official Language or Currency in 30 Seconds | 0 | - | 4.95 | 236,402 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,158 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,493 |
| Subdivisions by Country | 0 | - | 4.86 | 50,063 |
| Countries of the World - One Minute Sprint | 0 | - | 4.35 | 956,144 |
| 4-Letter Geography Chain #1 | 0 | - | 4.82 | 169,169 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,087,831 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 446,745 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 163,135 |
| Solve the Secret Country #2 | 0 | - | 4.85 | 116,091 |
| Anagram Chain - Countries | 0 | - | 4.99 | 115,215 |
| Countries with Four Letters | 0 | - | 4.99 | 418,484 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 235,812 |
| Countries but all Vowels are Changed to O | 0 | - | 4.92 | 67,823 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,174 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 198,300 |
| Top Five Countries By Category #3 | 0 | - | 4.82 | 169,424 |
| Country Chain | 0 | - | 4.96 | 215,710 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 316,974 |
| Islands by Country #1 | 0 | - | 4.87 | 174,471 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 213,770 |
| Name a Valid Country #3 | 0 | - | 4.99 | 259,787 |
| Name a Valid Country #1 | 0 | - | 4.99 | 283,446 |
| Name a Valid Country #2 | 0 | - | 4.98 | 246,368 |
| Name a Valid Country #4 | 0 | - | 4.97 | 251,547 |
| Name a Valid Country #5 | 0 | - | 4.99 | 189,776 |
| Name a Valid Country #6 | 0 | - | 4.95 | 126,377 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,863 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,860 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,149 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 302,685 |
| Monarchies Bordering Monarchies | 0 | - | 4.85 | 59,963 |
| Four Letter Geography #1 | 0 | - | 4.69 | 89,091 |
| Five Letter Geography #3 | 0 | - | 4.61 | 130,769 |
| Six Letter Geography #1 | 0 | - | 4.42 | 114,316 |
| Six Letter Geography #2 | 0 | - | 4.69 | 67,407 |
| Six Letter Geography #3 | 0 | - | 4.53 | 81,435 |
| Seven Letter Geography #1 | 0 | - | 4.52 | 71,986 |
| Seven Letter Geography #3 | 0 | - | 4.50 | 37,671 |
| Geography Decoder | 0 | - | 4.53 | 75,336 |
| Eight Letter Geography #1 | 0 | - | 4.45 | 38,447 |
| Continental Geography Decoder | 0 | - | 4.46 | 52,380 |
| Letter A Geography Chain | 0 | - | 4.53 | 67,325 |
| Five Letter Geography #1 | 0 | - | 4.48 | 151,123 |
| Five Letter Geography #4 | 0 | - | 4.78 | 84,585 |
| Five Letter Geography - Hero Mode | 0 | - | 4.63 | 35,438 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,275 |
| The Only Country ... | 0 | - | 4.91 | 79,867 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 179,430 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,442 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 233,543 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 222,791 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 190,306 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,423 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 137,015 |
| European Countries with One Border | 0 | - | 4.97 | 181,612 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,514 |
| Random Countries by Borders | 0 | - | 4.99 | 81,662 |
| Random Name a Valid Country | 0 | - | 4.99 | 203,194 |
| States of India | 0 | - | 4.94 | 190,024 |
| Japanese Prefectures | 0 | - | 4.98 | 134,548 |
| Regions of New Zealand | 0 | - | 4.85 | 28,127 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,140 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,959 |
| Provinces of Turkey | 0 | - | 4.95 | 200,982 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,910 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,964 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 122,449 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,325 |
| Boundary Waters | 0 | - | 4.92 | 88,036 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,810 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,271 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 134,790 |
| Countries That Border Russia | 0 | - | 4.98 | 458,890 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,902 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,246 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,471 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,056 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 99,444 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,618 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 378,515 |
| Countries Bordering France | 0 | - | 4.83 | 398,970 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,022 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,086 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,515 |
| States of Mexico | 0 | - | 4.95 | 173,323 |
| States of Brazil | 0 | - | 4.98 | 86,376 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,954 |
| 4-Letter Geography Chain #2 | 0 | - | 4.53 | 87,201 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 98,972 |
| Largest World Cities With Five Letters | 0 | - | 4.52 | 66,423 |
| Cities Chain #2 | 0 | - | 4.42 | 56,165 |
| Cities Chain #1 | 0 | - | 4.61 | 66,344 |
| Name Any Valid U.S. City | 0 | - | 4.51 | 40,116 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,911,559 |
| Landlocked Countries | 0 | - | 4.99 | 413,505 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 93,400 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 78,838 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,922 |
| Geography General Knowledge #1 | 0 | - | 4.43 | 261,507 |
| Geography General Knowledge #3 | 0 | - | 4.54 | 131,896 |
| Geography General Knowledge #4 | 0 | - | 4.49 | 185,476 |
| Geography General Knowledge #6 | 0 | - | 4.53 | 150,990 |
| Geography General Knowledge #7 | 0 | - | 4.43 | 158,239 |
| Geography General Knowledge #8 | 0 | - | 4.45 | 149,409 |
| Geography General Knowledge #10 | 0 | - | 4.47 | 155,941 |
| Geography General Knowledge #11 | 0 | - | 4.52 | 109,566 |
| Geography General Knowledge #12 | 0 | - | 4.80 | 123,743 |
| Geographic Groups of Four #1 | 0 | - | 4.70 | 175,487 |
| Geographic Groups of Five #1 | 0 | - | 4.48 | 120,142 |
| Geographic Groups of Seven #1 | 0 | - | 4.63 | 140,590 |
| Geographic Groups of Two #2 | 0 | - | 4.67 | 114,569 |
| Geographic Groups of Six #2 | 0 | - | 4.53 | 52,899 |
| Geographic Groups of Two #3 | 0 | - | 4.46 | 83,538 |
| Geographic Groups of Four #2 | 0 | - | 4.75 | 80,157 |
| Geographic Groups of Five #2 | 0 | - | 4.73 | 63,430 |
| Geographic Groups of Three #2 | 0 | - | 4.55 | 69,321 |
| Geographic Groups of Two #4 | 0 | - | 4.44 | 77,859 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 273,107 |
| Four Letter Geography #2 | 0 | - | 4.39 | 63,742 |
| Three Letter Geography | 0 | - | 4.29 | 74,515 |
| Five Letter Geography #2 | 0 | - | 4.28 | 88,352 |
| Geography Analogies #5 | 0 | - | 4.22 | 55,001 |
| Seven Continents Quiz | 0 | - | 4.21 | 106,120 |
| World Capitals Quiz | 0 | - | 5.00 | 5,030,767 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 22,754 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,715,801 |
| Countries Bordering India | 0 | - | 4.98 | 162,593 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,693 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,772 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,924 |
| Countries of Africa by Borders in 30 Seconds | 0 | - | 4.43 | 354,644 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 412,770 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,777 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,212 |
| Countries that Border China | 0 | - | 4.96 | 261,807 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,844 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,525 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,072 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,222 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,738 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,304 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,478 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,446 |
| Countries that Border Poland | 0 | - | 4.99 | 171,340 |
| Merged Countries #2 | 0 | - | 4.96 | 98,469 |
| Merged Countries #6 | 0 | - | 4.91 | 72,701 |
| Merged Countries #7 | 0 | - | 4.92 | 81,949 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,156 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,990 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,602 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,964 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,776 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,570,847 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,085 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,795 |
| Island Countries | 0 | - | 4.99 | 707,577 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,545 |
| Himalayan Countries | 0 | - | 4.95 | 135,323 |
| Andean Countries | 0 | - | 4.94 | 82,806 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,204 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,171 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,881 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,585 |
| Danube Countries | 0 | - | 4.97 | 71,068 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,746 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,527 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,451 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,371 |
| European Landlocked Countries | 0 | - | 4.99 | 145,742 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,186 |
| Countries with the Most Species | 0 | - | 4.99 | 95,235 |
| Countries 197 to 205 | 0 | - | 4.87 | 69,323 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,197 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,365 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,951 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,569 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,943 |
| Countries in the Alps | 0 | - | 4.86 | 116,803 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,550 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,241 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,996 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,409 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,147 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,992 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,559 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,743 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,233 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,040 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,193 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,038 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,446 |
| Countries Richer Than Their Neighbors | 0 | - | 4.46 | 72,205 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,731 |
