| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,750 |
| Counties of England | 0 | - | 4.97 | 799,806 |
| Europe Map Quiz | 0 | - | 5.00 | 4,774,489 |
| Which City in Europe? | 0 | - | 4.83 | 107,655 |
| Regions of Italy | 0 | - | 4.92 | 76,419 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,661 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,242 |
| States of Germany | 0 | - | 4.95 | 153,550 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,518 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 234,525 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,965 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 262,775 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,243 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 186,348 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,803 |
| Departments of France | 0 | - | 4.93 | 54,615 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,687 |
| Name a City - European Countries | 0 | - | 4.90 | 65,774 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,846 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,953 |
| The Only European Country ... | 0 | - | 4.91 | 217,734 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,803 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,310 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 90,526 |
| Counties of Ireland | 0 | - | 4.92 | 196,311 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 131,486 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,907 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,250,386 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,546 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,687 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,704 |
| Slavic Countries | 0 | - | 4.96 | 111,995 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,055 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,567 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,156 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,464 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,496 |
| Australian States and Territories | 0 | - | 4.96 | 142,366 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 173,861 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,698 |
| European Cities by Clue | 0 | - | 4.70 | 89,108 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,193 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,662 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,353 |
| Monarchies of Europe | 0 | - | 4.90 | 98,445 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,137 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,968 |
| European Countries with One Border | 0 | - | 4.97 | 183,255 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,025 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,970 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,327 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,866 |
| Provinces of China | 0 | - | 4.97 | 206,064 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,491 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,283 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,441 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,217 |
| European Geography By Letter - B #2 | 0 | - | 4.86 | 87,486 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,514 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,360 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,084 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,861 |
| Which City in Canada? | 0 | - | 4.83 | 57,187 |
| Countries That Border Russia | 0 | - | 4.98 | 463,119 |
| Countries Bordering France | 0 | - | 4.83 | 403,842 |
| Countries Bordering Germany | 0 | - | 4.99 | 370,922 |
| US States Quiz | 0 | - | 5.00 | 16,933,177 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,481 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,718 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,223 |
| Random European City to Country | 0 | - | 4.69 | 118,140 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,428 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,354 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,350 |
| Name a Valid African Country | 0 | - | 4.98 | 154,509 |
| Germany Country Quiz | 0 | - | 4.83 | 158,318 |
| Russia Country Quiz | 0 | - | 4.83 | 114,784 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,530 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,444 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,816 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 94,030 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,298 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,740 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,179 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,701 |
| Regions of France | 0 | - | 4.70 | 121,416 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,391 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 72,047 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,344 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,319 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,637 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,450,082 |
| Oceania Map Quiz | 0 | - | 4.98 | 655,827 |
| Africa Map Quiz | 0 | - | 5.00 | 2,123,099 |
| Asia Map Quiz | 0 | - | 4.99 | 920,666 |
| Counties of Wales | 0 | - | 4.63 | 39,425 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,228 |
| Top 10 European Countries by Coastline | 0 | - | 4.88 | 138,558 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 101,775 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 97,608 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,466 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,490 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,722 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,739 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,063 |
| Countries that Border Poland | 0 | - | 4.99 | 172,709 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,995 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,506 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,023 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,312 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,466 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,949 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,915 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,678 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,068 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,692 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,855 |
| Africa Capitals Quiz | 0 | - | 4.99 | 740,662 |
| Asia Capitals Quiz | 0 | - | 4.98 | 695,541 |
| Random Capital to Country | 0 | - | 4.99 | 2,596,056 |
| Random Country to Capital | 0 | - | 4.98 | 923,800 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,229 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,013 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,772 |
| Countries of Africa | 0 | - | 5.00 | 2,547,708 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,801 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,955 |
| Countries that Beat Spain | 0 | - | 4.94 | 63,129 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 56,160 |
| Countries that Beat Canada | 0 | - | 4.91 | 98,629 |
| Countries that Beat Germany | 0 | - | 4.94 | 106,834 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,709 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,385,303 |
| United States Map Quiz | 0 | - | 4.98 | 4,164,863 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,039 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,442 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,242 |
| Australia Map Quiz | 0 | - | 4.95 | 345,406 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,774 |
| African East Coast | 0 | - | 4.96 | 96,390 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,395 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,817 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,170 |
| Which City in Africa? | 0 | - | 4.77 | 57,904 |
| Which City in Asia? | 0 | - | 4.52 | 51,473 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,584 |
| Countries that Beat the Netherlands | 0 | - | 4.56 | 36,422 |
| Countries that Beat Greece | 0 | - | 4.53 | 49,094 |
| European Cities Beginning with B - Click Map | 0 | - | 4.77 | 78,466 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,736 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,453 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,544 |
| Flags of Asia Quiz | 0 | - | 4.99 | 616,759 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,814 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,076 |
| Random Asian City to Country | 0 | - | 4.56 | 44,566 |
| Europe Capital to Country | 0 | - | 4.99 | 251,143 |
| Asia Capital to Country | 0 | - | 4.96 | 126,971 |
| Capital Cities Chain | 0 | - | 4.84 | 83,042 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,376 |
| European Capitals by Map | 0 | - | 4.99 | 140,548 |
| African Capitals by Map | 0 | - | 4.99 | 138,169 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,023 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,408 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,753 |
| European Coastal Capitals | 0 | - | 4.95 | 90,926 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,756 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,188 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,848 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,971 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,185 |
| Which City in the Middle East? | 0 | - | 4.47 | 67,209 |
| Which City in Latin America? | 0 | - | 4.63 | 47,089 |
| Most Mentioned Allies of Russia | 0 | - | 4.49 | 38,095 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.56 | 102,438 |
| Countries of the Middle East | 0 | - | 4.96 | 201,874 |
| Most Mentioned Enemies of Russia | 0 | - | 4.69 | 90,173 |
| Countries by Emojis | 0 | - | 4.99 | 240,696 |
| African Island Countries | 0 | - | 4.96 | 101,979 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 56,204 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,001 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,793 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,886 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,350 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,896 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,010 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,561 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,125 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,759 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,472 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,930 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,626 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,452 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,376 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,554 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,853 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.42 | 70,180 |
| European Countries with the Lowest Average Elevation | 0 | - | 4.67 | 62,395 |
| Countries Bordering the EU | 0 | - | 4.78 | 73,371 |
| Countries Closest to Europe | 0 | - | 4.70 | 110,102 |
