| French Geography Quiz #1 | 0 | - | 4.87 | 33,126 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 43,708 |
| Country Quiz on a Map - Germany | 0 | - | 4.94 | 31,510 |
| English Monarchs Quiz | 0 | - | 4.90 | 476,305 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,270,290 |
| The Trojan War | 0 | - | 4.81 | 37,837 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 615,507 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.83 | 102,915 |
| Ancient Roman Trivia #1 | 0 | - | 4.83 | 75,144 |
| Roman Emperors | 0 | - | 4.96 | 109,615 |
| Countries that Beat Portugal | 0 | - | 4.87 | 55,468 |
| Name that Greek Letter | 0 | - | 4.94 | 311,257 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 114,750 |
| Africa Geography Quiz #1 | 0 | - | 4.92 | 47,812 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 142,677 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 70,283 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.94 | 57,549 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 65,591 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 52,116 |
| Countries Bordering France | 0 | - | 4.87 | 375,001 |
| Countries Bordering Germany | 0 | - | 4.99 | 356,331 |
| States of the German Confederation in 1848 | 0 | - | 4.85 | 29,400 |
| Europe Map Quiz | 0 | - | 5.00 | 4,557,164 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 69,459 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 70,012 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 68,544 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 59,748 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 217,941 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 263,339 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 155,771 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 235,165 |
| Name a Valid European Country #2 | 0 | - | 4.92 | 92,273 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.70 | 56,403 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 83,483 |
| French Geography Quiz #2 | 0 | - | 4.62 | 22,366 |
| Countries Bordering Austria | 0 | - | 4.97 | 114,664 |
| Countries that Visit France the Most | 0 | - | 4.83 | 42,891 |
| Countries Closest to Metropolitan France | 0 | - | 4.87 | 69,544 |
| Countries With the Most German Speakers | 0 | - | 4.85 | 58,767 |
| Countries Bordering Italy | 0 | - | 4.94 | 98,125 |
| Countries Closest to Italy | 0 | - | 4.97 | 189,460 |
| Countries Closest to Spain | 0 | - | 4.95 | 217,646 |
| Geography of Spain | 0 | - | 4.58 | 21,258 |
| Counties of the UK and Ireland | 0 | - | 4.97 | 119,218 |
| British History Quiz for Dummies | 0 | - | 4.70 | 75,378 |
| World Capitals Closest to London | 0 | - | 4.89 | 97,955 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 92,301 |
| Topological Map of Africa Quiz | 0 | - | 4.83 | 19,606 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 409,678 |
| Countries that Beat Russia | 0 | - | 4.83 | 77,683 |
| Countries that Beat Germany | 0 | - | 4.95 | 99,328 |
| Countries Italy Declared War On | 0 | - | 4.75 | 41,850 |
| Countries that Beat Italy | 0 | - | 4.85 | 51,034 |
| Greenland Country Quiz | 0 | - | 4.82 | 34,544 |
| Countries Closest to Iceland | 0 | - | 4.88 | 68,586 |
| Countries that Beat Spain | 0 | - | 4.94 | 60,229 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 94,817 |
| 2025–2026 Football League Teams | 0 | - | 4.92 | 377,574 |
| Countries That Use the Euro | 0 | - | 4.93 | 76,047 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 351,337 |
| Europe Geography Quiz #3 | 0 | - | 4.33 | 62,052 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 104,604 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.84 | 40,712 |
| The Only European Country ... | 0 | - | 4.92 | 198,182 |
| Olympian Gods Quiz | 0 | - | 4.96 | 471,870 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 129,800 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,134,307 |
| Countries that Beat Greece | 0 | - | 4.52 | 46,732 |
| Ancient Greek Words | 0 | - | 4.92 | 105,466 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.57 | 61,850 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 40,343 |
| Ancient Roman Trivia #2 | 0 | - | 4.55 | 36,924 |
| Geography of the Roman Empire | 0 | - | 4.56 | 50,403 |
| The Life of Julius Caesar | 0 | - | 4.47 | 33,117 |
| Roman Names for Places | 0 | - | 4.68 | 55,578 |
| Geography of the Dutch Empire | 0 | - | 4.68 | 33,584 |
| Countries that Beat the Netherlands | 0 | - | 4.56 | 35,152 |
| Countries that Beat Iceland | 0 | - | 4.80 | 40,188 |
| Countries of the Spanish Empire | 0 | - | 4.51 | 76,193 |
| Geography of the Spanish Empire | 0 | - | 4.48 | 36,260 |
| Counties of England | 0 | - | 4.97 | 749,647 |
| Invasions of Great Britain | 0 | - | 4.51 | 57,879 |
| British History A-Z | 0 | - | 4.42 | 42,149 |
| Houses of British Monarchs | 0 | - | 4.54 | 63,509 |
| English First Names of the Middle Ages | 0 | - | 4.48 | 58,370 |
| Africa Geography Quiz #2 | 0 | - | 4.58 | 32,135 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 185,933 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 145,574 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.95 | 203,705 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 82,999 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 298,808 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 144,650 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 82,786 |
| Eastern Europe Map Quiz | 0 | - | 4.90 | 121,977 |
| Slavic Countries | 0 | - | 4.96 | 106,666 |
| The Reign of Napoleon | 0 | - | 4.54 | 37,555 |
| Ancient Greece A-Z | 0 | - | 4.61 | 22,082 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 418,597 |
| Two Letter Roman Numerals | 0 | - | 4.98 | 52,829 |
| Foods in a Full English Breakfast | 0 | - | 4.45 | 97,930 |
| Members of the British Royal Family | 0 | - | 4.09 | 112,053 |
| Champions League Winners | 0 | - | 4.91 | 949,042 |
| Asia Geography Quiz #1 | 0 | - | 4.77 | 52,334 |
| Asia Geography Quiz #2 | 0 | - | 4.59 | 47,163 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 106,443 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 90,467 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 130,085 |
| Three Band Flags of Europe | 0 | - | 4.97 | 183,662 |
| Pixelated Europe Map | 0 | - | 4.88 | 116,693 |
| Monarchies of Europe | 0 | - | 4.89 | 93,235 |
| European Countries with One Border | 0 | - | 4.97 | 175,519 |
| European Countries with the Fewest Borders | 0 | - | 4.98 | 171,983 |
| European Geography By Letter - B #2 | 0 | - | 4.81 | 65,714 |
| History of Russia Quiz | 0 | - | 4.48 | 31,111 |
| Federal Subjects of Russia | 0 | - | 4.93 | 129,849 |
| Countries That Border Russia | 0 | - | 4.98 | 446,145 |
| Countries Formerly in Yugoslavia | 0 | - | 4.96 | 120,033 |
| History of Austria | 0 | - | 4.69 | 17,161 |
| Belgium Country Quiz | 0 | - | 4.68 | 68,517 |
| Regions of France Map Quiz | 0 | - | 4.96 | 136,211 |
| Geography of the French Empire | 0 | - | 4.51 | 26,200 |
| The French Revolution | 0 | - | 4.45 | 22,877 |
| History of France Quiz | 0 | - | 4.56 | 41,712 |
| States of Germany Map Quiz | 0 | - | 4.91 | 126,898 |
| States of Germany | 0 | - | 4.94 | 138,281 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 22,827 |
| Germany Immigration by Country | 0 | - | 4.86 | 75,690 |
| The Life of Alexander the Great | 0 | - | 4.49 | 17,991 |
| Figures from Greek Mythology | 0 | - | 4.90 | 176,099 |
| Counties of Ireland | 0 | - | 4.90 | 176,189 |
| History of Ireland Quiz | 0 | - | 4.44 | 20,276 |
| Countries that Beat Ireland | 0 | - | 4.40 | 32,989 |
| Regions of Italy | 0 | - | 4.91 | 68,131 |
| History of Italy | 0 | - | 4.53 | 31,063 |
| Seven Hills of Rome | 0 | - | 4.69 | 8,862 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 35,066 |
| The Vikings! | 0 | - | 4.46 | 27,792 |
| The Portuguese Empire | 0 | - | 4.54 | 11,705 |
| Regions of Spain Quiz | 0 | - | 4.89 | 104,770 |
| Cantons of Switzerland | 0 | - | 4.97 | 45,465 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 89,424 |
| Wives of King Henry VIII | 0 | - | 4.55 | 52,481 |
| English Royal Consorts | 0 | - | 4.33 | 36,119 |
| Countries the UK Declared War On | 0 | - | 4.56 | 117,795 |
| Geography of the British Empire | 0 | - | 4.51 | 38,478 |
| The Reign of Queen Elizabeth I | 0 | - | 4.52 | 30,826 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 16,568 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.96 | 310,259 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 129,392 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 100,712 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 86,139 |
| Name a Valid African Country | 0 | - | 4.98 | 134,214 |
| Oceania Geography Quiz | 0 | - | 4.55 | 21,520 |
| South American Geography Quiz #2 | 0 | - | 4.64 | 38,305 |
| South American Geography Quiz #1 | 0 | - | 4.74 | 31,738 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.95 | 166,500 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,449,907 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 183,489 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 187,718 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 121,914 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 69,109 |
| Top 10 European Countries by Coastline | 0 | - | 4.88 | 134,249 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 61,381 |
| Topological Map of Mainland Europe | 0 | - | 4.38 | 27,177 |
| Countries that Border Poland | 0 | - | 4.99 | 166,399 |
| Russia Country Quiz | 0 | - | 4.83 | 109,498 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 79,859 |
| Countries With the Most Russian Speakers | 0 | - | 4.95 | 62,659 |
| Countries that Border Hungary | 0 | - | 4.98 | 101,151 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.83 | 33,431 |
| Countries Bordering Serbia | 0 | - | 4.96 | 88,341 |
| France Cities Map Quiz | 0 | - | 4.95 | 158,425 |
| Departments of France | 0 | - | 4.88 | 44,838 |
| Most Popular Baby Girls Names in Germany | 0 | - | 4.51 | 37,545 |
| Germany Country Quiz | 0 | - | 4.81 | 149,986 |
| Germany Cities Map Quiz | 0 | - | 4.83 | 113,187 |
| Ancient Greek Trivia | 0 | - | 4.56 | 65,326 |
| Italy Country Quiz | 0 | - | 4.81 | 116,822 |
| Regions of Italy Map Quiz | 0 | - | 4.95 | 142,274 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 145,823 |
| Italian History A-Z | 0 | - | 4.17 | 9,303 |
| Countries Surrounding Rome | 0 | - | 4.96 | 48,180 |
| Byzantine History | 0 | - | 4.88 | 27,567 |
| History of The Netherlands | 0 | - | 4.45 | 16,580 |
| Denmark Country Quiz | 0 | - | 4.76 | 73,109 |
| Finland Country Quiz | 0 | - | 4.50 | 56,467 |
| Norway Country Quiz | 0 | - | 4.45 | 73,068 |
| Iceland Country Quiz | 0 | - | 4.68 | 41,301 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 91,994 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 178,263 |
| Spanish History A-Z | 0 | - | 4.30 | 11,749 |
| Countries Bordering Spain | 0 | - | 4.50 | 67,245 |
| British Groups of Things | 0 | - | 4.25 | 81,946 |
| Arthurian Legend | 0 | - | 4.32 | 24,710 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,428 |
| British Monopoly Board | 0 | - | 4.51 | 40,331 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 109,842 |
| Countries that Visit the UK the Most | 0 | - | 4.85 | 69,495 |
| Medieval English History | 0 | - | 4.53 | 42,341 |
| The Reign of Queen Elizabeth II | 0 | - | 4.35 | 34,899 |