| 10 Plagues of Egypt | 0 | - | 4.41 | 53,689 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,651 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,272 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,672,326 |
| Hindu Countries | 0 | - | 4.86 | 49,802 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,605 |
| Name the Popes Quiz | 0 | - | 4.47 | 137,530 |
| Countries of the Popes | 0 | - | 4.79 | 127,556 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,443,684 |
| Asia Map Quiz | 0 | - | 4.99 | 910,482 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 190,626 |
| U.S. States by Church Attendance | 0 | - | 4.59 | 32,341 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,429 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 434,989 |
| Flags of Asia Quiz | 0 | - | 4.99 | 608,646 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,138 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,378,910 |
| States of India | 0 | - | 4.94 | 191,546 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,481 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,811 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,913 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,450 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,327 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,726 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 71,879 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,788 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,164 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,192 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,702 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,552 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,447 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,251 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,933 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,733 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,988 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,496 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,748 |
| Monarchies of Asia | 0 | - | 4.97 | 70,807 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,458 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,605 |
| Countries of the Middle East | 0 | - | 4.96 | 199,761 |
| Provinces of Turkey | 0 | - | 4.95 | 202,751 |
| World Currencies Quiz on a Map | 0 | - | 4.95 | 60,422 |
| Provinces of China | 0 | - | 4.97 | 201,895 |
| Japanese Prefectures | 0 | - | 4.98 | 135,607 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,483 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 92,997 |
| History of India | 0 | - | 4.61 | 21,336 |
| Countries Bordering India | 0 | - | 4.98 | 163,178 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.69 | 55,291 |
| Countries Closest to India | 0 | - | 4.97 | 102,444 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,954 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,519 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,704 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 644,305 |
| Name that Greek Letter | 0 | - | 4.93 | 322,453 |
| Byzantine History | 0 | - | 4.91 | 28,690 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,783 |
| Name the English Monarchs | 0 | - | 4.92 | 499,885 |
| Prime Ministers of the UK | 0 | - | 4.96 | 436,427 |
| Pope Facts | 0 | - | 4.39 | 31,124 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,668 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.91 | 96,279 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,237 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,997 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,428 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,138 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,987 |
| History of Iran | 0 | - | 4.66 | 16,299 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,053 |
| The Iraq War | 0 | - | 4.47 | 15,591 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,652 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,773 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,375 |
| Syria Country Quiz | 0 | - | 4.81 | 32,519 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,177 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,713 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,072 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,218 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,675 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,254 |
| China Cities Map Quiz | 0 | - | 4.93 | 104,586 |
| Provinces of China Map Quiz | 0 | - | 4.91 | 93,147 |
| History of China | 0 | - | 4.37 | 56,896 |
| Countries that Border China | 0 | - | 4.96 | 262,431 |
| Japan Country Quiz | 0 | - | 4.92 | 141,847 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,147 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,889 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,193 |
| Closest Countries to North Korea | 0 | - | 4.94 | 122,056 |
| Bhutan Country Quiz | 0 | - | 4.87 | 24,101 |
| States of India Map Quiz | 0 | - | 4.83 | 26,210 |
| Eastern Africa Map Quiz | 0 | - | 4.98 | 78,466 |
| U.S. Presidential Trivia #1 | 0 | - | 4.45 | 108,233 |
| U.S. Presidents by Event | 0 | - | 4.58 | 33,890 |
| Losing U.S. Presidential Candidates in History | 0 | - | 4.61 | 93,299 |
| Presidential Middle Names | 0 | - | 4.41 | 59,907 |
| U.S. Presidential Trivia #2 | 0 | - | 4.49 | 52,962 |
| Assassinated U.S. Presidents | 0 | - | 4.63 | 94,176 |
| Ten Least Guessed U.S. Presidents | 0 | - | 4.45 | 38,267 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,284 |
| Olympian Gods Quiz | 0 | - | 4.96 | 498,154 |
| The Trojan War | 0 | - | 4.83 | 39,549 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,106 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 124,995 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,256 |
| Roman Emperors | 0 | - | 4.95 | 119,151 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 492,116 |
| Turkmenistan Country Quiz | 0 | - | 4.81 | 25,840 |
| Topological Map of Asia Quiz | 0 | - | 4.81 | 19,994 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,515 |
| Qatar Country Quiz | 0 | - | 4.85 | 31,389 |
| Ottoman Empire Quiz | 0 | - | 4.42 | 17,071 |
| History of Egypt | 0 | - | 4.58 | 23,977 |
| Countries Closest to Egypt | 0 | - | 4.83 | 100,733 |
| Egypt Country Quiz | 0 | - | 4.82 | 77,228 |
| Israel Country Quiz | 0 | - | 3.86 | 74,814 |
| Countries Closest to Israel | 0 | - | 4.67 | 105,411 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,413 |
| Oman Country Quiz | 0 | - | 4.86 | 26,782 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,541 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,458 |
| Brunei Country Quiz | 0 | - | 4.87 | 21,832 |
| Chinese Inventions | 0 | - | 4.30 | 33,750 |
| Countries that Beat China | 0 | - | 4.86 | 115,146 |
| The Life of Gandhi | 0 | - | 4.37 | 13,027 |
| Colonies of Africa with a Map | 0 | - | 4.78 | 54,169 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 424,882 |
| U.S. Vice Presidents | 0 | - | 4.39 | 135,594 |
| U.S. Governors Who Ran For President | 0 | - | 4.47 | 20,195 |
| First Ladies of the United States | 0 | - | 4.28 | 85,359 |
| The Abraham Lincoln Presidency | 0 | - | 4.52 | 26,157 |
| First Names of U.S. Presidents | 0 | - | 4.85 | 380,290 |
| U.S. Presidents in Order - Whammies | 0 | - | 4.32 | 76,645 |
| US Presidents - One Minute Sprint | 0 | - | 4.41 | 304,089 |
| U.S. Presidents Who Died in Office | 0 | - | 4.77 | 34,843 |
| U.S. Vice Presidents Who Became President | 0 | - | 4.64 | 16,074 |
| Name a Valid U.S. President #2 | 0 | - | 4.54 | 69,653 |
| Add a Letter - Make a U.S. President | 0 | - | 4.57 | 23,878 |
| Play-Doh Presidents | 0 | - | 5.00 | 81,917 |
| Shortest U.S. Presidential Terms | 0 | - | 4.75 | 12,729 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,458 |
| History of Russia Quiz | 0 | - | 4.49 | 31,836 |
| Ancient Greek Words | 0 | - | 4.93 | 111,057 |
| History of Italy | 0 | - | 4.55 | 31,892 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,818 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,553 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,081 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,701 |
| Groups of Things - Harry Potter | 0 | - | 4.82 | 280,639 |
| Tolkien's Middle Earth Map Quiz | 0 | - | 4.91 | 37,303 |
| Asian Physical Geography | 0 | - | 4.61 | 35,428 |
| East Asian Islands on the Map | 0 | - | 4.54 | 32,997 |
| 10 Westernmost Countries in Asia | 0 | - | 4.69 | 70,966 |
| Asian Island Nations | 0 | - | 4.63 | 93,925 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,312 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,498 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 413,770 |
| The Only Remaining Asian Country . . . | 0 | - | 4.63 | 45,586 |
| Arab Spring Countries | 0 | - | 4.51 | 43,908 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,493 |
| The Persian Gulf War | 0 | - | 4.02 | 8,423 |
| Countries Surrounding Istanbul | 0 | - | 4.89 | 24,766 |
| Countries that Beat Egypt | 0 | - | 4.88 | 56,751 |
| Egyptian Gods and Goddesses | 0 | - | 4.43 | 27,447 |
| Countries that Beat Israel | 0 | - | 4.38 | 30,112 |
| The Vietnam War | 0 | - | 4.43 | 35,390 |
| South Korea Country Quiz | 0 | - | 4.79 | 79,183 |
| Mongolia Country Quiz | 0 | - | 4.73 | 39,392 |
| Taiwan Country Quiz | 0 | - | 4.69 | 43,357 |
| Afghanistan Country Quiz | 0 | - | 4.45 | 43,065 |
| Kazakhstan Country Quiz | 0 | - | 4.79 | 35,583 |
| Bangladesh Country Quiz | 0 | - | 4.78 | 42,928 |
| Pakistan Country Quiz | 0 | - | 4.54 | 61,482 |
| India Country Quiz | 0 | - | 4.44 | 130,039 |
| India Cities Map Quiz | 0 | - | 4.63 | 60,865 |
| Countries of the Indian Diaspora | 0 | - | 4.48 | 57,561 |
| Countries that Visit India the Most | 0 | - | 4.74 | 60,423 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,308 |
| History of South Africa | 0 | - | 4.60 | 17,635 |
| Prime Ministers of Australia | 0 | - | 4.50 | 31,777 |
| Win the U.S. Presidential Election | 0 | - | 4.80 | 621,984 |
| The Franklin D. Roosevelt Presidency | 0 | - | 4.43 | 23,863 |
| U.S. President Scramble | 0 | - | 4.40 | 116,433 |
| People in Pictures with Barack Obama | 0 | - | 4.10 | 47,770 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 128,900 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,255 |
| Europe Map Quiz | 0 | - | 5.00 | 4,744,173 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,580 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 210,896 |
| History of Austria | 0 | - | 4.70 | 17,794 |
| Geography of the French Empire | 0 | - | 4.45 | 26,989 |
| The French Revolution | 0 | - | 4.46 | 23,856 |
| History of France | 0 | - | 4.59 | 56,565 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,422 |
| Modern Day Countries of Nazi Germany on a Map | 0 | - | 4.97 | 143,778 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,861 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,833 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.80 | 20,714 |
| Figures from Greek Mythology | 0 | - | 4.91 | 185,761 |
