| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,213 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 164,904 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 88,848 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,579 |
| Europe Map Quiz | 0 | - | 5.00 | 4,727,264 |
| Monarchies of Europe | 0 | - | 4.90 | 97,207 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,611 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 108,548 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 90,968 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,435 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,164 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,027 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,268 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,026 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,830 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 273,970 |
| Name a World Capital A-Z | 0 | - | 5.00 | 174,803 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 26,891 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,485 |
| Name a City - European Countries | 0 | - | 4.92 | 64,268 |
| Which City in Europe? | 0 | - | 4.83 | 106,546 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,730 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,330 |
| The Only European Country ... | 0 | - | 4.91 | 213,484 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,312 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,770 |
| Countries that Beat Portugal | 0 | - | 4.86 | 58,590 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,064 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,224,050 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,648 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,027 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,136 |
| Slavic Countries | 0 | - | 4.96 | 110,769 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,580 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,190 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,275 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,404 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,056 |
| Counties of England | 0 | - | 4.97 | 788,307 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,526 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 51,901 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,562 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,038 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,430 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,099 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,247 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,257 |
| Monarchies of Asia | 0 | - | 4.97 | 70,538 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,377 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,955 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,210 |
| Countries That Border Russia | 0 | - | 4.98 | 458,526 |
| European Countries with One Border | 0 | - | 4.97 | 181,447 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 177,966 |
| Countries Bordering France | 0 | - | 4.85 | 396,216 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,679 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,308 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 189,784 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,000 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,561 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,640 |
| Regions of Italy | 0 | - | 4.92 | 74,596 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,137 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,837 |
| States of Germany | 0 | - | 4.96 | 149,768 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,052 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,600 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 48,970 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,263 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,120 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,731 |
| Germany Immigration by Country | 0 | - | 4.84 | 79,906 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,643 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 26,831 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,762 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,291 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,232 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 69,987 |
| European Cities A-Z by Clue #1 | 0 | - | 4.26 | 76,939 |
| Random European City to Country | 0 | - | 4.69 | 116,221 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,352 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,388 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,608 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,086 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,289 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,155 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 90,999 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,449 |
| Name a Valid Asian Country | 0 | - | 4.98 | 119,930 |
| Name a Valid African Country | 0 | - | 4.98 | 152,810 |
| Germany Country Quiz | 0 | - | 4.82 | 156,402 |
| Russia Country Quiz | 0 | - | 4.85 | 113,554 |
| Italy Country Quiz | 0 | - | 4.82 | 122,072 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,788 |
| Italy A-Z | 0 | - | 4.49 | 57,624 |
| Germany A-Z | 0 | - | 4.56 | 62,272 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 34,997 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,505 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,251 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,052 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,055 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 95,868 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 150,980 |
| Departments of France | 0 | - | 4.93 | 52,654 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 70,960 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,577 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,908 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 60,946 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,342 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 34,715 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,151 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.45 | 54,542 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,754 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,775 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,143 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,034 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,044 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,127 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,038 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,602 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,646 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,645 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,360 |
| Countries that Border Poland | 0 | - | 4.99 | 171,205 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,460 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,125 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,333 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,754 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,162 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,042 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 95,695 |
| Counties of Ireland | 0 | - | 4.92 | 192,798 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,423 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,741 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,600 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 40,917 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,691 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,935 |
| European Cities by Clue | 0 | - | 4.70 | 88,763 |
| Hindu Countries | 0 | - | 4.85 | 49,444 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,210 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,827 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,745 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,383 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,400 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,117 |
| Countries that Beat Canada | 0 | - | 4.90 | 86,773 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,251 |
| Countries that Beat Italy | 0 | - | 4.85 | 53,802 |
| Russia A-Z | 0 | - | 4.46 | 27,125 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,580 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,515 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,352 |
| Malta Country Quiz | 0 | - | 4.81 | 30,789 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,437,076 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,437 |
| Africa Map Quiz | 0 | - | 5.00 | 2,102,766 |
| Asia Map Quiz | 0 | - | 4.99 | 905,744 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,778 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,555 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,506 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,376 |
| Asia Capitals Quiz | 0 | - | 4.98 | 684,840 |
| Random Capital to Country | 0 | - | 4.99 | 2,576,195 |
| Random Country to Capital | 0 | - | 4.98 | 910,477 |
| Which City in Canada? | 0 | - | 4.82 | 56,606 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,711 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,829 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,155 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,721 |
| Countries of Africa | 0 | - | 5.00 | 2,504,312 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 39,953 |
| Countries that Beat the Netherlands | 0 | - | 4.56 | 36,118 |
| Countries that Beat Greece | 0 | - | 4.52 | 48,536 |
| India A-Z | 0 | - | 4.42 | 33,897 |
| China A-Z | 0 | - | 4.55 | 66,670 |
| Australia A-Z | 0 | - | 4.54 | 49,764 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,374,623 |
| United States Map Quiz | 0 | - | 4.98 | 4,139,590 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,720 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,297 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,796 |
| Australia Map Quiz | 0 | - | 4.94 | 342,220 |
| Tolkien's Middle Earth Map Quiz | 0 | - | 4.91 | 37,051 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,596 |
| Europe Geography Quiz #3 | 0 | - | 4.34 | 63,368 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,131 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 36,998 |
| African East Coast | 0 | - | 4.96 | 94,924 |
| Flags of Asia Quiz | 0 | - | 4.99 | 604,495 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,691 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,175 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,544 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,241 |
| Random Asian City to Country | 0 | - | 4.56 | 44,379 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,116 |
| Europe Capital to Country | 0 | - | 4.99 | 247,279 |
| Asia Capital to Country | 0 | - | 4.96 | 125,626 |
| Capital Cities Chain | 0 | - | 4.84 | 81,800 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,286 |