| European Geography By Letter - B #2 | 0 | - | 4.84 | 77,505 |
| Federal Subjects of Russia | 0 | - | 4.95 | 145,920 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,191 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,390 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 80,583 |
| Russian History A-Z | 0 | - | 4.38 | 31,526 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,312 |
| European Geography By Letter - A | 0 | - | 4.61 | 142,474 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 112,161 |
| European Geography By Letter - C | 0 | - | 4.46 | 112,958 |
| European Geography By Letter - D | 0 | - | 4.50 | 107,742 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,892 |
| European Geography By Letter - M | 0 | - | 4.64 | 129,828 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 97,030 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,351 |
| European Geography By Letter - R | 0 | - | 4.42 | 93,066 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,655 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,935 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 100,190 |
| Countries That Border Russia | 0 | - | 4.98 | 460,826 |
| Russia Country Quiz | 0 | - | 4.85 | 114,180 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,947 |
| Official European Union Languages | 0 | - | 4.97 | 237,954 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,510 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,153 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,669 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,106 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,521 |
| London A-Z | 0 | - | 4.10 | 40,732 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,537 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,388 |
| Africa A-Z | 0 | - | 4.57 | 46,548 |
| European Geography By Letter - E | 0 | - | 4.23 | 112,978 |
| European Geography By Letter - F | 0 | - | 4.17 | 92,339 |
| European Geography By Letter - H | 0 | - | 4.30 | 95,524 |
| European Geography By Letter - G | 0 | - | 4.27 | 102,171 |
| European Geography By Letter - I | 0 | - | 4.10 | 95,042 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,710 |
| European Geography By Letter - O | 0 | - | 4.28 | 62,338 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,619 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,841 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 50,865 |
| European Geography A-Z | 0 | - | 4.29 | 49,169 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,722 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 35,334 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 129,833 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,767 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 170,108 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,394 |
| France A-Z | 0 | - | 4.16 | 38,145 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,262 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 31,846 |
| Switzerland A-Z | 0 | - | 4.45 | 25,607 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 353,627 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 153,146 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 195,004 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,813 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 191,620 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 300,128 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,564 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,345 |
| Celtic Nations | 0 | - | 4.69 | 46,895 |
| Most Mentioned Allies of Russia | 0 | - | 4.49 | 37,941 |
| Most Mentioned Enemies of Russia | 0 | - | 4.69 | 89,843 |
| Famous Germans | 0 | - | 4.50 | 55,029 |
| Famous Italians by Clue | 0 | - | 4.45 | 89,124 |
| Champions League Winners | 0 | - | 4.92 | 1,002,748 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,025 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,577 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,320 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,777 |
| Asian Geography by Letter - T | 0 | - | 4.51 | 57,253 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,896 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,693 |
| Middle East A-Z | 0 | - | 4.47 | 45,951 |
| Countries that Start with A | 0 | - | 4.98 | 2,156,963 |
| Countries that Start with B | 0 | - | 4.95 | 2,289,004 |
| Countries that Start with C | 0 | - | 4.96 | 1,817,702 |
| Countries that Start with D | 0 | - | 4.96 | 706,602 |
| Countries that Start with E | 0 | - | 4.95 | 1,373,586 |
| Countries that Start with G | 0 | - | 4.97 | 1,499,207 |
| Countries that Start with H | 0 | - | 4.96 | 602,183 |
| Countries that Start with I | 0 | - | 4.92 | 1,285,185 |
| Countries that Start with J | 0 | - | 4.98 | 600,121 |
| Countries that Start with K | 0 | - | 4.97 | 813,246 |
| Countries that Start with L | 0 | - | 4.98 | 1,087,967 |
| Countries that Start with N | 0 | - | 4.93 | 1,114,873 |
| Countries that Start with P | 0 | - | 4.94 | 1,213,350 |
| Countries that Start with S | 0 | - | 4.98 | 1,751,059 |
| Countries that Start with T | 0 | - | 4.90 | 1,007,781 |
| Countries that Start with U | 0 | - | 4.97 | 902,784 |
| Countries that Start with V | 0 | - | 4.98 | 607,895 |
| Countries that Start with F | 0 | - | 4.83 | 615,656 |
| Countries that Start with M | 0 | - | 4.97 | 1,378,554 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,055 |
| Canada A-Z | 0 | - | 4.73 | 32,754 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,787 |
| Famous Russians | 0 | - | 4.16 | 23,796 |
| States of Germany | 0 | - | 4.96 | 151,625 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,791 |
| Regions of Italy | 0 | - | 4.92 | 75,432 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 51,544 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,498 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,927 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,649 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,387 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 236,131 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,037 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,513 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,359 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,311 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,087 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,470 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,184 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,260 |
| Famous French People | 0 | - | 4.12 | 32,685 |
| Departments of France | 0 | - | 4.93 | 53,628 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,496 |
| History of The Netherlands | 0 | - | 4.46 | 17,394 |
| England or Wales? | 0 | - | 4.94 | 45,559 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 129,563 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,024 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,844 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 51,128 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,682 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,642 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 50,150 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,625 |
| Turkey A-Z | 0 | - | 4.04 | 11,808 |
| Richest Countries A-Z | 0 | - | 4.91 | 102,613 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,112 |
| California Cities A-Z | 0 | - | 4.06 | 17,158 |
| Hawaii A-Z | 0 | - | 4.28 | 13,441 |
| Texas A-Z | 0 | - | 4.18 | 16,350 |
| Ohio A-Z | 0 | - | 4.21 | 6,375 |
| Pennsylvania A-Z | 0 | - | 4.11 | 7,535 |
| U.S. History A-Z #1 | 0 | - | 4.36 | 29,902 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,640 |
| Word Scramble - European Countries | 0 | - | 4.70 | 141,426 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 114,191 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,275 |
| Slavic Languages | 0 | - | 4.68 | 54,231 |
| Countries that Border Poland | 0 | - | 4.99 | 171,965 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,068 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 99,981 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,035 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,772 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,710 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,186 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,694 |
| Famous Swiss and Austrian People | 0 | - | 4.45 | 14,606 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 18,027 |
| The Trojan War | 0 | - | 4.83 | 39,623 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 645,604 |
| Name that Greek Letter | 0 | - | 4.93 | 322,916 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,412 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,562 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,367 |
| Roman Emperors | 0 | - | 4.95 | 119,553 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,400 |
| WWII A-Z #1 | 0 | - | 4.78 | 102,795 |
| WWII A-Z #2 | 0 | - | 4.44 | 54,557 |
| One Country By Letter By Continent | 0 | - | 5.00 | 123,138 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,190 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 121,155 |
| African Geography A-Z | 0 | - | 4.33 | 21,456 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 73,794 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 62,772 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,777 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 49,442 |
| U.S. Geography by Letter - P | 0 | - | 4.36 | 47,883 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,001 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 40,863 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,000 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 39,826 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,768 |
| History of Russia Quiz | 0 | - | 4.49 | 31,867 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,679 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,221 |
| Olympian Gods Quiz | 0 | - | 4.96 | 499,195 |
| Famous Irish People | 0 | - | 4.05 | 45,948 |
| History of Italy | 0 | - | 4.55 | 31,925 |
| Italy Multiple Choice | 0 | - | 4.73 | 103,576 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,600 |
| Famous Nordic People | 0 | - | 4.34 | 20,030 |
| Famous Spaniards Quiz | 0 | - | 4.24 | 11,594 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,145 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,512 |
| People on Money - England | 0 | - | 4.29 | 16,598 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,621 |
| British Geography A-Z | 0 | - | 4.42 | 19,482 |
| Asian Geography By Letter - R | 0 | - | 4.35 | 27,805 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,355 |
| World Cities A-Z by Clue #1 | 0 | - | 4.50 | 67,804 |
| Movie Characters A-Z | 0 | - | 4.19 | 61,187 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,692 |
| South America A-Z | 0 | - | 4.13 | 10,886 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,033 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,918 |
| Europe Map Quiz | 0 | - | 5.00 | 4,751,760 |
