| Word Scramble - Countries | 0 | - | 4.87 | 2,106,649 |
| Geography General Knowledge #1 | 0 | - | 4.43 | 264,146 |
| Geography General Knowledge #3 | 0 | - | 4.54 | 133,304 |
| Geography General Knowledge #4 | 0 | - | 4.49 | 187,160 |
| Geography General Knowledge #6 | 0 | - | 4.52 | 152,265 |
| Geography General Knowledge #7 | 0 | - | 4.44 | 159,642 |
| Geography General Knowledge #8 | 0 | - | 4.44 | 150,776 |
| Geography General Knowledge #10 | 0 | - | 4.47 | 157,177 |
| Geography General Knowledge #11 | 0 | - | 4.52 | 110,574 |
| Geography General Knowledge #12 | 0 | - | 4.78 | 124,767 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 217,597 |
| Country Decoders #1 | 0 | - | 4.45 | 43,739 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 140,366 |
| Random Countries by Borders | 0 | - | 4.99 | 82,717 |
| Geography General Knowledge #2 | 0 | - | 4.38 | 181,003 |
| Geography General Knowledge #5 | 0 | - | 4.34 | 149,140 |
| Geography General Knowledge #9 | 0 | - | 4.39 | 132,088 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,574 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,630 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 385,241 |
| Random General Knowledge - Countries | 0 | - | 4.33 | 88,917 |
| U.S. Geography General Knowledge #4 | 0 | - | 4.29 | 31,930 |
| U.S. Geography General Knowledge #3 | 0 | - | 4.15 | 34,926 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,636,213 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 113,735 |
| 4-Letter Geography Chain #1 | 0 | - | 4.82 | 170,321 |
| Random Capital to Country | 0 | - | 4.99 | 2,595,607 |
| Random Country to Capital | 0 | - | 4.98 | 923,518 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 451,769 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 166,626 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 119,141 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,919 |
| Countries with Four Letters | 0 | - | 4.99 | 423,648 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 237,419 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 70,123 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 65,039 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 201,221 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 183,532 |
| Country Chain | 0 | - | 4.96 | 217,739 |
| Countries with Shortest Maximum Distances to the Ocean | 0 | - | 4.13 | 31,009 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 321,989 |
| Islands by Country #1 | 0 | - | 4.90 | 175,609 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,767 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,144 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,903 |
| Name a Valid Country #3 | 0 | - | 4.99 | 263,836 |
| Name a Valid Country #1 | 0 | - | 4.99 | 291,668 |
| Name a Valid Country #2 | 0 | - | 4.98 | 251,696 |
| Name a Valid Country #4 | 0 | - | 4.97 | 256,848 |
| Name a Valid Country #5 | 0 | - | 4.99 | 207,842 |
| Name a Valid Country #6 | 0 | - | 4.94 | 130,090 |
| Name a Valid Country #7 | 0 | - | 4.91 | 129,827 |
| Name a Valid Country #8 | 0 | - | 4.86 | 99,202 |
| U.S. Geography General Knowledge #1 | 0 | - | 4.14 | 28,687 |
| U.S. Geography General Knowledge #2 | 0 | - | 4.28 | 24,718 |
| Country Decoders #2 | 0 | - | 4.12 | 26,848 |
| Random Geographic Groups of Five | 0 | - | 4.93 | 114,910 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 305,690 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 727,888 |
| Random Geographic Groups of Seven | 0 | - | 4.91 | 46,336 |
| Four Letter Geography #1 | 0 | - | 4.69 | 89,523 |
| Five Letter Geography #3 | 0 | - | 4.61 | 131,669 |
| Six Letter Geography #1 | 0 | - | 4.42 | 114,733 |
| Six Letter Geography #2 | 0 | - | 4.68 | 67,724 |
| Six Letter Geography #3 | 0 | - | 4.52 | 81,801 |
| Seven Letter Geography #1 | 0 | - | 4.52 | 72,661 |
| Seven Letter Geography #3 | 0 | - | 4.50 | 38,237 |
| Geography Decoder | 0 | - | 4.53 | 75,732 |
| Eight Letter Geography #1 | 0 | - | 4.45 | 38,588 |
| Continental Geography Decoder | 0 | - | 4.46 | 52,733 |
| Letter A Geography Chain | 0 | - | 4.54 | 67,649 |
| Five Letter Geography #1 | 0 | - | 4.48 | 151,766 |
| Five Letter Geography #4 | 0 | - | 4.78 | 85,069 |
| Five Letter Geography - Hero Mode | 0 | - | 4.63 | 35,615 |
| The Only Country ... | 0 | - | 4.91 | 81,480 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 181,239 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,394 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 236,863 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 225,805 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 192,755 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,232 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 80,302 |
| Random Name a Valid Country | 0 | - | 4.99 | 205,536 |
| Name a Valid Island Country | 0 | - | 4.96 | 115,190 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 124,689 |
| Science General Knowledge #1 | 0 | - | 4.54 | 166,457 |
| Science General Knowledge #2 | 0 | - | 4.48 | 119,084 |
| Science General Knowledge #3 | 0 | - | 4.56 | 109,121 |
| Boundary Waters | 0 | - | 4.92 | 88,611 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,280 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,344 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,825 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,674 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,982 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 138,813 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,589 |
| 6-Letter Geography Chain #2 | 0 | - | 4.41 | 71,397 |
| 4-Letter Geography Chain #2 | 0 | - | 4.53 | 87,795 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,327 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,176 |
| Cities Chain #2 | 0 | - | 4.42 | 56,441 |
| Cities Chain #1 | 0 | - | 4.61 | 66,699 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,709 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,633,665 |
| Landlocked Countries | 0 | - | 4.99 | 422,627 |
| Countries of the World - One Minute Sprint | 0 | - | 4.36 | 979,266 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 96,127 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 79,621 |
| Geographic Groups of Four #1 | 0 | - | 4.70 | 176,258 |
| Geographic Groups of Five #1 | 0 | - | 4.47 | 120,690 |
| Geographic Groups of Seven #1 | 0 | - | 4.63 | 141,271 |
| Geographic Groups of Two #2 | 0 | - | 4.67 | 115,321 |
| Geographic Groups of Six #2 | 0 | - | 4.53 | 53,343 |
| Geographic Groups of Two #3 | 0 | - | 4.46 | 84,207 |
| Geographic Groups of Four #2 | 0 | - | 4.77 | 80,922 |
| Geographic Groups of Five #2 | 0 | - | 4.74 | 64,077 |
| Geographic Groups of Three #2 | 0 | - | 4.55 | 69,978 |
| Geographic Groups of Two #4 | 0 | - | 4.45 | 78,485 |
| History General Knowledge #1 | 0 | - | 4.55 | 128,665 |
| History General Knowledge #3 | 0 | - | 4.50 | 96,699 |
| History General Knowledge #6 | 0 | - | 4.49 | 89,091 |
| History General Knowledge #10 | 0 | - | 4.43 | 78,059 |
| History General Knowledge #11 | 0 | - | 4.45 | 72,875 |
| Four Letter Geography #2 | 0 | - | 4.39 | 64,081 |
| Three Letter Geography | 0 | - | 4.29 | 74,895 |
| Five Letter Geography #2 | 0 | - | 4.30 | 88,673 |
| Geography Analogies #5 | 0 | - | 4.22 | 55,615 |
| Seven Continents Quiz | 0 | - | 4.21 | 106,847 |
| World Capitals Quiz | 0 | - | 5.00 | 5,087,239 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,702 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,783,288 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 280,037 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 122,234 |
| Bread Alone | 0 | - | 4.48 | 27,161 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,742 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,083 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,497 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 124,514 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,171 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,592,219 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,698 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,723 |
| Island Countries | 0 | - | 4.99 | 711,265 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,842 |
| Himalayan Countries | 0 | - | 4.95 | 139,022 |
| Andean Countries | 0 | - | 4.93 | 84,792 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,023 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,098 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,609 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,924 |
| Danube Countries | 0 | - | 4.97 | 72,097 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,127 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,497 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,449 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,938 |
| European Landlocked Countries | 0 | - | 4.99 | 147,232 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,766 |
| Countries with the Most Species | 0 | - | 4.99 | 103,307 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,885 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,631 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,748 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,597 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,319 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,742 |
| Countries in the Alps | 0 | - | 4.87 | 118,312 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,522 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,184 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,721 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,674 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,585 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,999 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,753 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,569 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,226 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,924 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,691 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,572 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,296 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,540 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,604 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,061 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,368 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,486 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,201 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,287 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,320 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,282 |
| Largest Countries By Category | 0 | - | 4.97 | 158,343 |
| Countries by Countries | 0 | - | 4.96 | 63,317 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,773 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,310 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,581 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,749 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,050,674 |
| Northernmost Countries | 0 | - | 4.99 | 362,276 |
| Islands by Country #2 | 0 | - | 4.80 | 77,595 |
| Countries of South America | 0 | - | 5.00 | 928,262 |
| Countries of Oceania | 0 | - | 5.00 | 1,058,095 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,879,269 |
| "Land" Countries | 0 | - | 4.98 | 337,529 |
