| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,691 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,410 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,774 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,482 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,536 |
| European Geography By Letter - A | 0 | - | 4.52 | 146,403 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 119,661 |
| European Geography By Letter - C | 0 | - | 4.46 | 114,114 |
| European Geography By Letter - D | 0 | - | 4.50 | 108,744 |
| European Geography By Letter - L | 0 | - | 4.52 | 113,611 |
| European Geography By Letter - M | 0 | - | 4.67 | 130,784 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 97,624 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,927 |
| European Geography By Letter - R | 0 | - | 4.42 | 93,773 |
| European Geography By Letter - V | 0 | - | 4.43 | 93,065 |
| European Geography By Letter - T | 0 | - | 4.41 | 82,512 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 100,664 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,378 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,183 |
| Official European Union Languages | 0 | - | 4.97 | 238,609 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,928 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,381 |
| Russian History A-Z | 0 | - | 4.38 | 31,757 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,151 |
| United Kingdom A-Z | 0 | - | 4.52 | 88,067 |
| London A-Z | 0 | - | 4.10 | 40,786 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,610 |
| Africa A-Z | 0 | - | 4.57 | 46,622 |
| European Geography By Letter - E | 0 | - | 4.23 | 113,856 |
| European Geography By Letter - F | 0 | - | 4.17 | 93,020 |
| European Geography By Letter - H | 0 | - | 4.30 | 96,137 |
| European Geography By Letter - G | 0 | - | 4.27 | 102,810 |
| European Geography By Letter - I | 0 | - | 4.10 | 95,615 |
| European Geography By Letter - K | 0 | - | 4.14 | 70,255 |
| European Geography By Letter - O | 0 | - | 4.28 | 62,800 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,972 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,012 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 51,250 |
| European Geography A-Z | 0 | - | 4.29 | 49,285 |
| History of Russia Quiz | 0 | - | 4.47 | 31,925 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,855 |
| Asian Cities A-Z by Clue | 0 | - | 4.49 | 35,613 |
| Countries that Start with a Vowel | 0 | - | 4.99 | 152,268 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,718 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,103 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,541 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,358 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,255 |
| Slavic Countries | 0 | - | 4.96 | 111,722 |
| France A-Z | 0 | - | 4.16 | 38,217 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,379 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,059 |
| Switzerland A-Z | 0 | - | 4.45 | 25,656 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 356,407 |
| Southernmost Countries A-Z | 0 | - | 4.95 | 153,619 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 195,775 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 170,326 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 192,442 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 300,988 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,931 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,396 |
| Celtic Nations | 0 | - | 4.69 | 46,959 |
| Famous Germans | 0 | - | 4.50 | 55,328 |
| Famous Italians by Clue | 0 | - | 4.45 | 89,536 |
| Champions League Winners | 0 | - | 4.92 | 1,007,444 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,158 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 65,728 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,432 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,935 |
| Asian Geography by Letter - T | 0 | - | 4.51 | 57,388 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,051 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,912 |
| Middle East A-Z | 0 | - | 4.47 | 46,031 |
| Countries that Start with A | 0 | - | 4.98 | 2,163,696 |
| Countries that Start with B | 0 | - | 4.95 | 2,295,358 |
| Countries that Start with C | 0 | - | 4.96 | 1,822,873 |
| Countries that Start with D | 0 | - | 4.96 | 710,199 |
| Countries that Start with E | 0 | - | 4.95 | 1,377,839 |
| Countries that Start with G | 0 | - | 4.97 | 1,504,026 |
| Countries that Start with H | 0 | - | 4.96 | 605,183 |
| Countries that Start with I | 0 | - | 4.92 | 1,288,824 |
| Countries that Start with J | 0 | - | 4.98 | 602,835 |
| Countries that Start with K | 0 | - | 4.97 | 816,230 |
| Countries that Start with L | 0 | - | 4.98 | 1,091,230 |
| Countries that Start with N | 0 | - | 4.93 | 1,118,248 |
| Countries that Start with P | 0 | - | 4.94 | 1,216,634 |
| Countries that Start with S | 0 | - | 4.98 | 1,755,534 |
| Countries that Start with T | 0 | - | 4.90 | 1,010,244 |
| Countries that Start with U | 0 | - | 4.97 | 904,837 |
| Countries that Start with V | 0 | - | 4.98 | 609,573 |
| Countries that Start with F | 0 | - | 4.83 | 617,945 |
| Countries that Start with M | 0 | - | 4.97 | 1,382,249 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,531 |
| Canada A-Z | 0 | - | 4.73 | 32,845 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,186 |
| Famous Russians | 0 | - | 4.16 | 23,844 |
| Geography of Russia | 0 | - | 4.57 | 21,540 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,944 |
| States of Germany | 0 | - | 4.95 | 152,754 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,106 |
| Regions of Italy | 0 | - | 4.92 | 75,990 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,245 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,064 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,255 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,712 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,543 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 237,320 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,443 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,884 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,512 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,432 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,000 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,229 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,359 |
| Famous French People | 0 | - | 4.07 | 35,639 |
| Departments of France | 0 | - | 4.93 | 54,203 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,561 |
| History of The Netherlands | 0 | - | 4.46 | 17,442 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,843 |
| England or Wales? | 0 | - | 4.94 | 45,723 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,494 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,097 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,943 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,224 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 67,798 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,743 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,248 |
| Asian Geography By Letter - J | 0 | - | 4.26 | 34,737 |
| Turkey A-Z | 0 | - | 4.04 | 11,858 |
| Richest Countries A-Z | 0 | - | 4.91 | 103,217 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,346 |
| California Cities A-Z | 0 | - | 4.06 | 17,259 |
| Hawaii A-Z | 0 | - | 4.28 | 13,456 |
| Texas A-Z | 0 | - | 4.19 | 16,374 |
| Ohio A-Z | 0 | - | 4.21 | 6,385 |
| Pennsylvania A-Z | 0 | - | 4.11 | 7,554 |
| U.S. History A-Z #1 | 0 | - | 4.36 | 30,102 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,660 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,743 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 115,098 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,487 |
| Slavic Languages | 0 | - | 4.68 | 54,387 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,878 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,268 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,886 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,828 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,786 |
| Famous Swiss and Austrian People | 0 | - | 4.45 | 14,629 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 18,067 |
| The Trojan War | 0 | - | 4.83 | 39,750 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 647,834 |
| Name that Greek Letter | 0 | - | 4.93 | 323,720 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,944 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,629 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,560 |
| Roman Emperors | 0 | - | 4.95 | 120,135 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,485 |
| WWII A-Z #1 | 0 | - | 4.73 | 103,032 |
| WWII A-Z #2 | 0 | - | 4.44 | 54,692 |
| One Country By Letter By Continent | 0 | - | 5.00 | 124,070 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,307 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 121,843 |
| African Geography A-Z | 0 | - | 4.33 | 21,482 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,105 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,117 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 57,108 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 49,804 |
| U.S. Geography by Letter - P | 0 | - | 4.38 | 53,906 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,345 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,160 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,323 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,166 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,147 |
| Word Chain - Russia | 0 | - | 4.33 | 15,761 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,743 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,438 |
| Olympian Gods Quiz | 0 | - | 4.96 | 501,111 |
| Famous Irish People | 0 | - | 4.05 | 46,000 |
| History of Italy | 0 | - | 4.55 | 31,991 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,821 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,675 |
| Famous Nordic People | 0 | - | 4.34 | 20,136 |
| Famous Spaniards Quiz | 0 | - | 4.24 | 11,615 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,249 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,535 |
| People on Money - England | 0 | - | 4.29 | 16,617 |
| British Geography A-Z | 0 | - | 4.42 | 19,528 |
| Asian Geography By Letter - R | 0 | - | 4.35 | 27,961 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,547 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 68,237 |
| Movie Characters A-Z | 0 | - | 4.16 | 61,466 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,316 |
| South America A-Z | 0 | - | 4.13 | 10,910 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,209 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,213 |
| Europe Map Quiz | 0 | - | 5.00 | 4,764,950 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,298 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,966 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,245 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,245 |
