| Word Scramble - Countries | 0 | - | 4.87 | 2,105,616 |
| Geography General Knowledge #1 | 0 | - | 4.43 | 264,022 |
| Geography General Knowledge #3 | 0 | - | 4.54 | 133,251 |
| Geography General Knowledge #4 | 0 | - | 4.49 | 187,090 |
| Geography General Knowledge #6 | 0 | - | 4.52 | 152,213 |
| Geography General Knowledge #7 | 0 | - | 4.44 | 159,574 |
| Geography General Knowledge #8 | 0 | - | 4.44 | 150,724 |
| Geography General Knowledge #10 | 0 | - | 4.47 | 157,126 |
| Geography General Knowledge #11 | 0 | - | 4.52 | 110,525 |
| Geography General Knowledge #12 | 0 | - | 4.78 | 124,717 |
| Can You Name These 50 Random Countries? | 0 | - | 4.99 | 217,423 |
| Country Decoders #1 | 0 | - | 4.45 | 43,733 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 140,198 |
| Random Countries by Borders | 0 | - | 4.99 | 82,651 |
| Geography General Knowledge #2 | 0 | - | 4.38 | 180,945 |
| Geography General Knowledge #5 | 0 | - | 4.34 | 149,086 |
| Geography General Knowledge #9 | 0 | - | 4.39 | 132,040 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,460 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,570 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 384,902 |
| Random General Knowledge - Countries | 0 | - | 4.33 | 88,897 |
| U.S. Geography General Knowledge #4 | 0 | - | 4.29 | 31,923 |
| U.S. Geography General Knowledge #3 | 0 | - | 4.15 | 34,923 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,633,064 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 113,623 |
| 4-Letter Geography Chain #1 | 0 | - | 4.82 | 170,259 |
| Random Capital to Country | 0 | - | 4.99 | 2,594,774 |
| Random Country to Capital | 0 | - | 4.98 | 922,856 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 451,565 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 166,385 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 118,943 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,809 |
| Countries with Four Letters | 0 | - | 4.99 | 423,363 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 237,297 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 70,003 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,932 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 201,082 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 183,375 |
| Country Chain | 0 | - | 4.96 | 217,412 |
| Countries with Shortest Maximum Distances to the Ocean | 0 | - | 4.13 | 31,001 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 321,784 |
| Islands by Country #1 | 0 | - | 4.88 | 175,486 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,647 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,044 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,813 |
| Name a Valid Country #3 | 0 | - | 4.99 | 263,685 |
| Name a Valid Country #1 | 0 | - | 4.99 | 291,300 |
| Name a Valid Country #2 | 0 | - | 4.98 | 251,507 |
| Name a Valid Country #4 | 0 | - | 4.97 | 256,681 |
| Name a Valid Country #5 | 0 | - | 4.99 | 207,675 |
| Name a Valid Country #6 | 0 | - | 4.94 | 129,977 |
| Name a Valid Country #7 | 0 | - | 4.91 | 129,724 |
| Name a Valid Country #8 | 0 | - | 4.86 | 99,088 |
| U.S. Geography General Knowledge #1 | 0 | - | 4.14 | 28,679 |
| U.S. Geography General Knowledge #2 | 0 | - | 4.28 | 24,714 |
| Country Decoders #2 | 0 | - | 4.12 | 26,842 |
| Random Geographic Groups of Five | 0 | - | 4.93 | 114,838 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 305,527 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 722,850 |
| Random Geographic Groups of Seven | 0 | - | 4.91 | 46,270 |
| Four Letter Geography #1 | 0 | - | 4.69 | 89,502 |
| Five Letter Geography #3 | 0 | - | 4.61 | 131,628 |
| Six Letter Geography #1 | 0 | - | 4.42 | 114,713 |
| Six Letter Geography #2 | 0 | - | 4.68 | 67,712 |
| Six Letter Geography #3 | 0 | - | 4.52 | 81,790 |
| Seven Letter Geography #1 | 0 | - | 4.52 | 72,629 |
| Seven Letter Geography #3 | 0 | - | 4.50 | 38,212 |
| Geography Decoder | 0 | - | 4.53 | 75,713 |
| Eight Letter Geography #1 | 0 | - | 4.45 | 38,577 |
| Continental Geography Decoder | 0 | - | 4.46 | 52,714 |
| Letter A Geography Chain | 0 | - | 4.54 | 67,634 |
| Five Letter Geography #1 | 0 | - | 4.48 | 151,733 |
| Five Letter Geography #4 | 0 | - | 4.78 | 85,053 |
| Five Letter Geography - Hero Mode | 0 | - | 4.63 | 35,607 |
| The Only Country ... | 0 | - | 4.91 | 81,410 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 181,181 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,357 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 236,712 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 225,630 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 192,649 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,142 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 80,156 |
| Random Name a Valid Country | 0 | - | 4.99 | 205,448 |
| Name a Valid Island Country | 0 | - | 4.96 | 115,138 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 124,599 |
| Science General Knowledge #1 | 0 | - | 4.54 | 166,366 |
| Science General Knowledge #2 | 0 | - | 4.48 | 119,030 |
| Science General Knowledge #3 | 0 | - | 4.56 | 109,051 |
| Boundary Waters | 0 | - | 4.92 | 88,581 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,261 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,284 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,753 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,624 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,885 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 138,648 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,384 |
| 6-Letter Geography Chain #2 | 0 | - | 4.41 | 71,368 |
| 4-Letter Geography Chain #2 | 0 | - | 4.53 | 87,767 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,307 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,141 |
| Cities Chain #2 | 0 | - | 4.42 | 56,432 |
| Cities Chain #1 | 0 | - | 4.61 | 66,684 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,695 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,596,711 |
| Landlocked Countries | 0 | - | 4.99 | 422,146 |
| Countries of the World - One Minute Sprint | 0 | - | 4.36 | 978,745 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 96,005 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 79,175 |
| Geographic Groups of Four #1 | 0 | - | 4.70 | 176,182 |
| Geographic Groups of Five #1 | 0 | - | 4.47 | 120,656 |
| Geographic Groups of Seven #1 | 0 | - | 4.63 | 141,162 |
| Geographic Groups of Two #2 | 0 | - | 4.67 | 115,265 |
| Geographic Groups of Six #2 | 0 | - | 4.53 | 53,308 |
| Geographic Groups of Two #3 | 0 | - | 4.46 | 84,153 |
| Geographic Groups of Four #2 | 0 | - | 4.75 | 80,860 |
| Geographic Groups of Five #2 | 0 | - | 4.74 | 64,035 |
| Geographic Groups of Three #2 | 0 | - | 4.55 | 69,923 |
| Geographic Groups of Two #4 | 0 | - | 4.45 | 78,429 |
| History General Knowledge #1 | 0 | - | 4.55 | 128,561 |
| History General Knowledge #3 | 0 | - | 4.50 | 96,541 |
| History General Knowledge #6 | 0 | - | 4.49 | 89,038 |
| History General Knowledge #10 | 0 | - | 4.43 | 78,020 |
| History General Knowledge #11 | 0 | - | 4.45 | 72,835 |
| Four Letter Geography #2 | 0 | - | 4.39 | 64,065 |
| Three Letter Geography | 0 | - | 4.29 | 74,879 |
| Five Letter Geography #2 | 0 | - | 4.30 | 88,653 |
| Geography Analogies #5 | 0 | - | 4.22 | 55,197 |
| Seven Continents Quiz | 0 | - | 4.21 | 106,785 |
| World Capitals Quiz | 0 | - | 5.00 | 5,084,196 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,658 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,780,056 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 279,869 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 122,149 |
| Bread Alone | 0 | - | 4.48 | 27,154 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,719 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,037 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,435 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,446 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,712 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,590,942 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,553 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,432 |
| Island Countries | 0 | - | 4.99 | 711,108 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,564 |
| Himalayan Countries | 0 | - | 4.94 | 138,824 |
| Andean Countries | 0 | - | 4.93 | 84,661 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,863 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,901 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,490 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,839 |
| Danube Countries | 0 | - | 4.97 | 72,035 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,043 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,444 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,350 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,833 |
| European Landlocked Countries | 0 | - | 4.99 | 147,165 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,680 |
| Countries with the Most Species | 0 | - | 4.99 | 103,264 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,792 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,603 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,729 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,556 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,246 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,684 |
| Countries in the Alps | 0 | - | 4.87 | 118,234 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,223 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,065 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,673 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,615 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,538 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,961 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,695 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,514 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,192 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,868 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,666 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,537 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,242 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,493 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,544 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,952 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,331 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,003 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,117 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,036 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,178 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,249 |
| Largest Countries By Category | 0 | - | 4.97 | 158,248 |
| Countries by Countries | 0 | - | 4.96 | 63,252 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,711 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,297 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,571 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,690 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,050,102 |
| Northernmost Countries | 0 | - | 4.99 | 362,040 |
| Islands by Country #2 | 0 | - | 4.80 | 77,554 |
| Countries of South America | 0 | - | 5.00 | 927,606 |
| Countries of Oceania | 0 | - | 5.00 | 1,057,302 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,877,888 |
| "Land" Countries | 0 | - | 4.98 | 337,394 |
