| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,891 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,437 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,768 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,136 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,122 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 26,995 |
| Monarchies of Europe | 0 | - | 4.90 | 97,457 |
| Europe Map Quiz | 0 | - | 5.00 | 4,736,063 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,071 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 108,880 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,226 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,704 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,360 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,233 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 257,372 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,441 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,641 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,518 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,159 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,640 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,552 |
| Name a City - European Countries | 0 | - | 4.91 | 64,598 |
| Which City in Europe? | 0 | - | 4.83 | 106,842 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,322 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,817 |
| The Only European Country ... | 0 | - | 4.91 | 214,275 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,819 |
| Countries that Beat Russia | 0 | - | 4.84 | 82,017 |
| Countries that Beat Portugal | 0 | - | 4.86 | 58,771 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,229,320 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,072 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,690 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,418 |
| Slavic Countries | 0 | - | 4.96 | 110,990 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,847 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,437 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,406 |
| Scotland A-Z | 0 | - | 4.73 | 41,084 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,581 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,327 |
| Counties of England | 0 | - | 4.97 | 790,308 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,547 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,040 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,191 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,177 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,539 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,304 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,493 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,436 |
| Monarchies of Asia | 0 | - | 4.97 | 70,674 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,495 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,139 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,562 |
| European Countries with One Border | 0 | - | 4.97 | 181,784 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,684 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,530 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,386 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,882 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,074 |
| Regions of Italy | 0 | - | 4.92 | 74,890 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,582 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,147 |
| States of Germany | 0 | - | 4.96 | 150,435 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,456 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,487 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,036 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,468 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,425 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,937 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,137 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,935 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 26,910 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,115 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,569 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,601 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,248 |
| European Cities A-Z by Clue #1 | 0 | - | 4.25 | 77,989 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,712 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,648 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,755 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,486 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,458 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,355 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,176 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,552 |
| Countries That Border Russia | 0 | - | 4.98 | 459,526 |
| Countries Bordering France | 0 | - | 4.83 | 400,202 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,381 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,183 |
| Name a Valid African Country | 0 | - | 4.98 | 153,101 |
| Germany Country Quiz | 0 | - | 4.82 | 156,772 |
| Russia Country Quiz | 0 | - | 4.85 | 113,775 |
| Italy Country Quiz | 0 | - | 4.82 | 122,382 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,942 |
| Italy A-Z | 0 | - | 4.49 | 57,824 |
| Russia A-Z | 0 | - | 4.46 | 27,156 |
| Germany A-Z | 0 | - | 4.56 | 62,361 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,094 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,786 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,561 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,387 |
| Germany Cities Map Quiz | 0 | - | 4.86 | 125,312 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,196 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,241 |
| Departments of France | 0 | - | 4.93 | 52,987 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,400 |
| Random European City to Country | 0 | - | 4.69 | 116,762 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,251 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.45 | 54,615 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,835 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 137,931 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,871 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,692 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,177 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,234 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,271 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,777 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,864 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,862 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,523 |
| Countries that Border Poland | 0 | - | 4.99 | 171,505 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,593 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,810 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,445 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,873 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,507 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,198 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 95,858 |
| Counties of Ireland | 0 | - | 4.92 | 193,393 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,941 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,931 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 71,031 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,665 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,990 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 61,025 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,861 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 34,785 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 105,141 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,184 |
| European Cities by Clue | 0 | - | 4.70 | 88,852 |
| Hindu Countries | 0 | - | 4.86 | 49,651 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,953 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,750 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,536 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,295 |
| Countries that Beat Canada | 0 | - | 4.90 | 86,947 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,530 |
| Countries that Beat Italy | 0 | - | 4.85 | 53,970 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,668 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,587 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,449 |
| Malta Country Quiz | 0 | - | 4.81 | 30,873 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,442,024 |
| Oceania Map Quiz | 0 | - | 4.98 | 636,315 |
| Africa Map Quiz | 0 | - | 5.00 | 2,106,236 |
| Asia Map Quiz | 0 | - | 4.99 | 908,190 |
| Topological Map of Asia Quiz | 0 | - | 4.81 | 19,928 |
| Africa Capitals Quiz | 0 | - | 4.99 | 731,513 |
| Asia Capitals Quiz | 0 | - | 4.98 | 687,044 |
| Random Capital to Country | 0 | - | 4.99 | 2,579,980 |
| Random Country to Capital | 0 | - | 4.98 | 912,778 |
| Which City in Canada? | 0 | - | 4.82 | 56,768 |
| Rome A-Z | 0 | - | 4.39 | 24,416 |
| Paris A-Z | 0 | - | 4.16 | 17,395 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,845 |
| Countries of Africa | 0 | - | 5.00 | 2,512,254 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,456 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,462 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,257 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,978 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,011 |
| Countries that Beat the Netherlands | 0 | - | 4.56 | 36,186 |
| Countries that Beat Greece | 0 | - | 4.53 | 48,649 |
| Australia A-Z | 0 | - | 4.54 | 49,817 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,376,947 |
| United States Map Quiz | 0 | - | 4.98 | 4,144,059 |
| Australia Map Quiz | 0 | - | 4.94 | 342,757 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,611 |
| Europe Geography Quiz #3 | 0 | - | 4.34 | 63,442 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,190 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,051 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,010 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,821 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,604 |
| Flags of Asia Quiz | 0 | - | 4.99 | 606,715 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,441 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,223 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,591 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,502 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,278 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,346 |
| Europe Capital to Country | 0 | - | 4.99 | 248,257 |
| Asia Capital to Country | 0 | - | 4.96 | 125,885 |
| Capital Cities Chain | 0 | - | 4.84 | 82,026 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,713 |
| European Capitals by Map | 0 | - | 4.99 | 136,851 |
| African Capitals by Map | 0 | - | 4.99 | 132,378 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,403 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,364 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,756 |
