| Word Scramble - Countries | 0 | - | 4.86 | 2,093,698 |
| Geography General Knowledge #1 | 0 | - | 4.42 | 262,195 |
| Geography General Knowledge #3 | 0 | - | 4.54 | 132,247 |
| Geography General Knowledge #4 | 0 | - | 4.49 | 186,038 |
| Geography General Knowledge #6 | 0 | - | 4.53 | 151,362 |
| Geography General Knowledge #7 | 0 | - | 4.44 | 158,736 |
| Geography General Knowledge #8 | 0 | - | 4.45 | 149,811 |
| Geography General Knowledge #10 | 0 | - | 4.47 | 156,302 |
| Geography General Knowledge #11 | 0 | - | 4.52 | 109,871 |
| Geography General Knowledge #12 | 0 | - | 4.80 | 124,044 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 214,875 |
| Country Decoders #1 | 0 | - | 4.44 | 43,603 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 138,081 |
| Random Countries by Borders | 0 | - | 4.99 | 81,922 |
| Geography General Knowledge #2 | 0 | - | 4.38 | 180,084 |
| Geography General Knowledge #5 | 0 | - | 4.34 | 148,381 |
| Geography General Knowledge #9 | 0 | - | 4.39 | 131,423 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,256 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,820 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 380,369 |
| Random General Knowledge - Countries | 0 | - | 4.33 | 88,537 |
| U.S. Geography General Knowledge #4 | 0 | - | 4.29 | 31,816 |
| U.S. Geography General Knowledge #3 | 0 | - | 4.15 | 34,810 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,602,214 |
| Random Countries Hidden in the World Map | 0 | - | 4.81 | 112,202 |
| 4-Letter Geography Chain #1 | 0 | - | 4.81 | 169,572 |
| Random Capital to Country | 0 | - | 4.99 | 2,583,522 |
| Random Country to Capital | 0 | - | 4.98 | 914,606 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 447,853 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 164,236 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 117,047 |
| Anagram Chain - Countries | 0 | - | 4.99 | 115,761 |
| Countries with Four Letters | 0 | - | 4.99 | 420,098 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 236,234 |
| Countries but all Vowels are Changed to O | 0 | - | 4.92 | 68,578 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,754 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 198,871 |
| Top Five Countries By Category #3 | 0 | - | 4.82 | 169,978 |
| Country Chain | 0 | - | 4.96 | 216,359 |
| Countries with Shortest Maximum Distances to the Ocean | 0 | - | 4.13 | 30,901 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 318,384 |
| Islands by Country #1 | 0 | - | 4.87 | 174,780 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,145 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,500 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,478 |
| Name a Valid Country #3 | 0 | - | 4.99 | 261,423 |
| Name a Valid Country #1 | 0 | - | 4.99 | 286,542 |
| Name a Valid Country #2 | 0 | - | 4.98 | 248,685 |
| Name a Valid Country #4 | 0 | - | 4.97 | 253,726 |
| Name a Valid Country #5 | 0 | - | 4.99 | 203,999 |
| Name a Valid Country #6 | 0 | - | 4.94 | 128,076 |
| Name a Valid Country #7 | 0 | - | 4.91 | 128,020 |
| Name a Valid Country #8 | 0 | - | 4.85 | 97,413 |
| U.S. Geography General Knowledge #1 | 0 | - | 4.14 | 28,582 |
| U.S. Geography General Knowledge #2 | 0 | - | 4.27 | 24,626 |
| Country Decoders #2 | 0 | - | 4.12 | 26,761 |
| Random Geographic Groups of Five | 0 | - | 4.93 | 113,965 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 303,734 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 715,639 |
| Random Geographic Groups of Seven | 0 | - | 4.91 | 45,513 |
| Four Letter Geography #1 | 0 | - | 4.69 | 89,208 |
| Five Letter Geography #3 | 0 | - | 4.61 | 130,974 |
| Six Letter Geography #1 | 0 | - | 4.42 | 114,446 |
| Six Letter Geography #2 | 0 | - | 4.68 | 67,510 |
| Six Letter Geography #3 | 0 | - | 4.52 | 81,568 |
| Seven Letter Geography #1 | 0 | - | 4.52 | 72,224 |
| Seven Letter Geography #3 | 0 | - | 4.50 | 37,843 |
| Geography Decoder | 0 | - | 4.53 | 75,463 |
| Eight Letter Geography #1 | 0 | - | 4.45 | 38,491 |
| Continental Geography Decoder | 0 | - | 4.46 | 52,484 |
| Letter A Geography Chain | 0 | - | 4.53 | 67,431 |
| Five Letter Geography #1 | 0 | - | 4.48 | 151,297 |
| Five Letter Geography #4 | 0 | - | 4.78 | 84,727 |
| Five Letter Geography - Hero Mode | 0 | - | 4.63 | 35,483 |
| The Only Country ... | 0 | - | 4.91 | 80,377 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 179,831 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,661 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 234,543 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 223,679 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,082 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,992 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 78,102 |
| Random Name a Valid Country | 0 | - | 4.99 | 203,969 |
| Name a Valid Island Country | 0 | - | 4.96 | 114,408 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 123,265 |
| Science General Knowledge #1 | 0 | - | 4.54 | 164,058 |
| Science General Knowledge #2 | 0 | - | 4.48 | 117,195 |
| Science General Knowledge #3 | 0 | - | 4.55 | 99,682 |
| Boundary Waters | 0 | - | 4.92 | 88,203 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,943 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,611 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,756 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 60,086 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,734 |
| Empty World Map without 20 Random Countries | 0 | - | 4.93 | 136,182 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 275,635 |
| 4-Letter Geography Chain #2 | 0 | - | 4.53 | 87,454 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,080 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,641 |
| Cities Chain #2 | 0 | - | 4.42 | 56,240 |
| Cities Chain #1 | 0 | - | 4.61 | 66,463 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,362 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,132,210 |
| Landlocked Countries | 0 | - | 4.99 | 416,251 |
| Countries of the World - One Minute Sprint | 0 | - | 4.35 | 968,898 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 93,947 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 78,936 |
| Geographic Groups of Four #1 | 0 | - | 4.70 | 175,678 |
| Geographic Groups of Five #1 | 0 | - | 4.48 | 120,238 |
| Geographic Groups of Seven #1 | 0 | - | 4.63 | 140,765 |
| Geographic Groups of Two #2 | 0 | - | 4.67 | 114,756 |
| Geographic Groups of Six #2 | 0 | - | 4.53 | 53,001 |
| Geographic Groups of Two #3 | 0 | - | 4.46 | 83,714 |
| Geographic Groups of Four #2 | 0 | - | 4.75 | 80,355 |
| Geographic Groups of Five #2 | 0 | - | 4.73 | 63,591 |
| Geographic Groups of Three #2 | 0 | - | 4.55 | 69,484 |
| Geographic Groups of Two #4 | 0 | - | 4.45 | 78,017 |
| History General Knowledge #1 | 0 | - | 4.55 | 127,739 |
| History General Knowledge #3 | 0 | - | 4.50 | 96,041 |
| History General Knowledge #6 | 0 | - | 4.49 | 88,680 |
| History General Knowledge #10 | 0 | - | 4.43 | 77,602 |
| History General Knowledge #11 | 0 | - | 4.45 | 72,359 |
| Four Letter Geography #2 | 0 | - | 4.39 | 63,854 |
| Three Letter Geography | 0 | - | 4.29 | 74,631 |
| Five Letter Geography #2 | 0 | - | 4.30 | 88,428 |
| Geography Analogies #5 | 0 | - | 4.22 | 55,067 |
| Seven Continents Quiz | 0 | - | 4.21 | 106,361 |
| World Capitals Quiz | 0 | - | 5.00 | 5,047,904 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,093 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,737,800 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 278,144 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 120,739 |
| Bread Alone | 0 | - | 4.48 | 27,050 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,341 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,295 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,231 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,490 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,525 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,576,931 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,658 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,484 |
| Island Countries | 0 | - | 4.99 | 708,684 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,743 |
| Himalayan Countries | 0 | - | 4.95 | 136,340 |
| Andean Countries | 0 | - | 4.95 | 83,395 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,657 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,887 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,351 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,958 |
| Danube Countries | 0 | - | 4.97 | 71,355 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,152 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,815 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,077 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,022 |
| European Landlocked Countries | 0 | - | 4.99 | 146,081 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,698 |
| Countries with the Most Species | 0 | - | 4.99 | 99,988 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,842 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,312 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,486 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,130 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,784 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,155 |
| Countries in the Alps | 0 | - | 4.86 | 117,283 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,866 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,806 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,226 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,697 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,761 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,218 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,943 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,967 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,768 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,300 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,337 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,188 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,690 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,959 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,971 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,635 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,867 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,401 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,155 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,775 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,468 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,790 |
| Largest Countries By Category | 0 | - | 4.97 | 157,204 |
| Countries by Countries | 0 | - | 4.96 | 62,558 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,820 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,068 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,403 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,363 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,047 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,042,874 |
| Northernmost Countries | 0 | - | 4.99 | 359,170 |
| Islands by Country #2 | 0 | - | 4.80 | 77,160 |
| Countries of South America | 0 | - | 5.00 | 919,142 |
| Countries of Oceania | 0 | - | 5.00 | 1,045,975 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,857,387 |
| "Land" Countries | 0 | - | 4.98 | 334,323 |
