| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,270 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,129 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,169 |
| France A-Z | 0 | - | 4.16 | 38,042 |
| Switzerland A-Z | 0 | - | 4.45 | 25,493 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,786 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 152,647 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 193,790 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,311 |
| Biggest Countries by Area A-Z | 0 | - | 4.95 | 190,592 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,266 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.82 | 72,068 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,045 |
| Africa A-Z | 0 | - | 4.57 | 46,346 |
| European Geography A-Z | 0 | - | 4.28 | 48,959 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 79,659 |
| States of Germany | 0 | - | 4.96 | 149,815 |
| Germany Immigration by Country | 0 | - | 4.84 | 79,920 |
| Regions of Italy | 0 | - | 4.92 | 74,605 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,741 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,152 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,064 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 65,931 |
| Asian Cities A-Z by Clue | 0 | - | 4.53 | 33,465 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,042 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 234,585 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,316 |
| European Geography By Letter - B #1 | 0 | - | 4.64 | 110,828 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,766 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,638 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,164 |
| European Geography By Letter - M | 0 | - | 4.61 | 128,784 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,624 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,586 |
| European Geography By Letter - V | 0 | - | 4.43 | 91,991 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,243 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,557 |
| Save Europeans by Guessing Countries | 0 | - | 4.84 | 209,099 |
| Famous Germans | 0 | - | 4.50 | 54,566 |
| Famous Italians by Clue | 0 | - | 4.45 | 88,259 |
| Middle East A-Z | 0 | - | 4.46 | 45,750 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,070 |
| Departments of France | 0 | - | 4.93 | 52,681 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,343 |
| England or Wales? | 0 | - | 4.94 | 45,283 |
| Richest Countries A-Z | 0 | - | 4.92 | 101,686 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,842 |
| Canada A-Z | 0 | - | 4.73 | 32,629 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,531 |
| Official European Union Languages | 0 | - | 4.97 | 236,373 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,609 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,902 |
| Name a Valid Country A-Z | 0 | - | 4.97 | 119,919 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,424 |
| European Geography By Letter - E | 0 | - | 4.23 | 112,153 |
| European Geography By Letter - F | 0 | - | 4.17 | 91,395 |
| European Geography By Letter - H | 0 | - | 4.30 | 94,841 |
| European Geography By Letter - G | 0 | - | 4.25 | 101,213 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,433 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,110 |
| European Geography By Letter - O | 0 | - | 4.28 | 61,886 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,268 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,488 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 50,475 |
| The Mafia Quiz | 0 | - | 4.46 | 23,194 |
| History of The Netherlands | 0 | - | 4.46 | 17,299 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,531 |
| Countries that Start with a Vowel | 0 | - | 4.98 | 128,454 |
| World Cities A-Z by Clue #1 | 0 | - | 4.61 | 64,884 |
| World Cities A-Z by Clue #2 | 0 | - | 4.43 | 56,523 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,587 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,581 |
| Famous Swiss and Austrian People | 0 | - | 4.45 | 14,549 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 17,954 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,016 |
| Counties of England | 0 | - | 4.97 | 788,438 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 349,244 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,226 |
| Celtic Nations | 0 | - | 4.69 | 46,797 |
| Regions of France | 0 | - | 4.78 | 119,047 |
| France Immigration by Country | 0 | - | 4.72 | 75,922 |
| German Groups of Things | 0 | - | 4.46 | 38,290 |
| Germany True or False? | 0 | - | 4.61 | 48,508 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,396 |
| Ancient Greece A-Z | 0 | - | 4.60 | 22,972 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,738 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,026 |
| UK Cities Map Quiz | 0 | - | 4.95 | 461,938 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 101,869 |
| London A-Z | 0 | - | 4.10 | 40,624 |
| Champions League Winners | 0 | - | 4.92 | 995,216 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,778 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,350 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,114 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,526 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,024 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,661 |
| Countries that Start with A | 0 | - | 4.98 | 2,144,952 |
| Countries that Start with B | 0 | - | 4.95 | 2,278,261 |
| Countries that Start with C | 0 | - | 4.96 | 1,808,995 |
| Countries that Start with D | 0 | - | 4.96 | 700,646 |
| Countries that Start with E | 0 | - | 4.95 | 1,366,466 |
| Countries that Start with G | 0 | - | 4.97 | 1,491,651 |
| Countries that Start with H | 0 | - | 4.96 | 597,188 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,353 |
| Countries that Start with J | 0 | - | 4.98 | 595,265 |
| Countries that Start with K | 0 | - | 4.96 | 808,714 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,066 |
| Countries that Start with N | 0 | - | 4.93 | 1,108,932 |
| Countries that Start with P | 0 | - | 4.94 | 1,207,761 |
| Countries that Start with S | 0 | - | 4.98 | 1,743,377 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,542 |
| Countries that Start with U | 0 | - | 4.97 | 899,327 |
| Countries that Start with V | 0 | - | 4.98 | 604,609 |
| Countries that Start with F | 0 | - | 4.83 | 611,570 |
| Countries that Start with M | 0 | - | 4.97 | 1,372,421 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,123 |
| African Geography A-Z | 0 | - | 4.33 | 21,411 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,187 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,119 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,635 |
| Famous French People | 0 | - | 4.12 | 27,882 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,015 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,568 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,486 |
| Famous Nordic People | 0 | - | 4.34 | 19,824 |
| Sweden Immigration by Country | 0 | - | 4.55 | 55,659 |
| Famous Spaniards Quiz | 0 | - | 4.24 | 11,538 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,848 |
| Counties of England Map Quiz | 0 | - | 4.97 | 305,962 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,454 |
| People on Money - England | 0 | - | 4.29 | 16,559 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,290 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,393 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,497 |
| Four Letter Geography A-Z #1 | 0 | - | 4.60 | 31,981 |
| Four Letter Geography A-Z #2 | 0 | - | 4.56 | 34,398 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,503 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,054 |
| South America A-Z | 0 | - | 4.13 | 10,833 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,101 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,262 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 273,998 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 164,928 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,074 |
| Word Chain - France | 0 | - | 4.38 | 42,568 |
| Germany Country Quiz | 0 | - | 4.82 | 156,415 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,066 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,741 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,753 |
| Italy Country Quiz | 0 | - | 4.82 | 122,090 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,265 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 150,992 |
| Italian Foods | 0 | - | 4.30 | 72,125 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 95,878 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,529 |
| Canary Islands | 0 | - | 4.61 | 17,388 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,681 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,095 |
| British Spellings | 0 | - | 4.07 | 99,189 |
| British Groups of Things | 0 | - | 4.25 | 82,657 |
| British Acronyms | 0 | - | 4.39 | 45,602 |
| UK Immigration by Country | 0 | - | 4.94 | 139,503 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,942 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 137,992 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,121 |
| Geography of Scotland | 0 | - | 4.63 | 21,468 |
| Famous Scottish People | 0 | - | 4.22 | 18,318 |
| All UEFA Champions League Teams Ever | 0 | - | 4.84 | 128,304 |
| Asian Geography By Letter - S | 0 | - | 4.18 | 55,890 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,648 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 50,955 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,471 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,450 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 49,964 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,451 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,390 |
| The Bible A-Z | 0 | - | 4.29 | 59,162 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,634 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,148 |
| 17th Century A-Z | 0 | - | 4.78 | 34,144 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,596 |
| Word Scramble - European Countries | 0 | - | 4.74 | 140,918 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 112,834 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,752 |
| Slavic Languages | 0 | - | 4.67 | 53,933 |
| Russian History A-Z | 0 | - | 4.38 | 30,421 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,492 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,360 |
| History of Germany | 0 | - | 4.39 | 52,593 |
| The Trojan War | 0 | - | 4.83 | 39,400 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 641,276 |
| Name that Greek Letter | 0 | - | 4.94 | 321,453 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,371 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,419 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 83,983 |
| Roman Emperors | 0 | - | 4.95 | 118,313 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,228 |
| Most Common First Names in Spain | 0 | - | 4.27 | 45,460 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,421 |
