| 10 Plagues of Egypt | 0 | - | 4.41 | 53,784 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,020 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,623 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,688,343 |
| Hindu Countries | 0 | - | 4.86 | 50,012 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,844 |
| Name the Popes Quiz | 0 | - | 4.47 | 137,918 |
| Countries of the Popes | 0 | - | 4.79 | 127,877 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,446,618 |
| Asia Map Quiz | 0 | - | 4.99 | 914,582 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 191,354 |
| U.S. States by Church Attendance | 0 | - | 4.59 | 32,389 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,537 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 436,342 |
| Flags of Asia Quiz | 0 | - | 4.99 | 611,493 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,653 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,381,261 |
| States of India | 0 | - | 4.94 | 192,639 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,895 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 76,136 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,300 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,710 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,620 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,877 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,028 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,093 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,411 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,535 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,976 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,819 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,785 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,662 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,281 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,057 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,262 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,014 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,005 |
| Monarchies of Asia | 0 | - | 4.97 | 70,987 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,763 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,779 |
| Countries of the Middle East | 0 | - | 4.96 | 200,752 |
| Provinces of Turkey | 0 | - | 4.95 | 203,680 |
| World Currencies Quiz on a Map | 0 | - | 4.95 | 60,791 |
| Provinces of China | 0 | - | 4.97 | 203,496 |
| Japanese Prefectures | 0 | - | 4.98 | 136,451 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,712 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 93,182 |
| History of India | 0 | - | 4.61 | 21,396 |
| Countries Bordering India | 0 | - | 4.98 | 163,325 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.69 | 55,391 |
| Countries Closest to India | 0 | - | 4.97 | 102,639 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,126 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,657 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 190,524 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 646,146 |
| Name that Greek Letter | 0 | - | 4.93 | 323,102 |
| Byzantine History | 0 | - | 4.91 | 28,755 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,242 |
| Name the English Monarchs | 0 | - | 4.91 | 501,532 |
| Prime Ministers of the UK | 0 | - | 4.95 | 437,884 |
| Pope Facts | 0 | - | 4.39 | 31,205 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,836 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,384 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,718 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,557 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,780 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,294 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,149 |
| History of Iran | 0 | - | 4.66 | 16,340 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,232 |
| The Iraq War | 0 | - | 4.47 | 15,637 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,883 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,996 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,524 |
| Syria Country Quiz | 0 | - | 4.81 | 32,679 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,411 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,683 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,941 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,319 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,418 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,852 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,427 |
| China Cities Map Quiz | 0 | - | 4.93 | 104,940 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 93,411 |
| History of China | 0 | - | 4.37 | 57,051 |
| Countries that Border China | 0 | - | 4.96 | 262,865 |
| Japan Country Quiz | 0 | - | 4.93 | 142,225 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,331 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,042 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,459 |
| Closest Countries to North Korea | 0 | - | 4.94 | 122,261 |
| Bhutan Country Quiz | 0 | - | 4.87 | 24,183 |
| States of India Map Quiz | 0 | - | 4.83 | 26,407 |
| Eastern Africa Map Quiz | 0 | - | 4.98 | 78,757 |
| U.S. Presidential Trivia #1 | 0 | - | 4.45 | 108,529 |
| U.S. Presidents by Event | 0 | - | 4.58 | 34,259 |
| Losing U.S. Presidential Candidates in History | 0 | - | 4.61 | 93,597 |
| Presidential Middle Names | 0 | - | 4.41 | 60,106 |
| U.S. Presidential Trivia #2 | 0 | - | 4.49 | 53,186 |
| Assassinated U.S. Presidents | 0 | - | 4.63 | 94,440 |
| Ten Least Guessed U.S. Presidents | 0 | - | 4.45 | 38,357 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,400 |
| Olympian Gods Quiz | 0 | - | 4.96 | 499,614 |
| The Trojan War | 0 | - | 4.83 | 39,653 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,548 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 125,551 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,421 |
| Roman Emperors | 0 | - | 4.95 | 119,660 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 492,954 |
| Turkmenistan Country Quiz | 0 | - | 4.81 | 25,925 |
| Topological Map of Asia Quiz | 0 | - | 4.81 | 20,096 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,547 |
| Qatar Country Quiz | 0 | - | 4.86 | 31,463 |
| Ottoman Empire Quiz | 0 | - | 4.42 | 17,102 |
| History of Egypt | 0 | - | 4.58 | 24,009 |
| Countries Closest to Egypt | 0 | - | 4.83 | 100,916 |
| Egypt Country Quiz | 0 | - | 4.83 | 77,414 |
| Israel Country Quiz | 0 | - | 3.85 | 74,923 |
| Countries Closest to Israel | 0 | - | 4.67 | 105,574 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,491 |
| Oman Country Quiz | 0 | - | 4.86 | 26,860 |
| Singapore Airlines Destinations on a Map | 0 | - | 4.93 | 24,667 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,698 |
| Brunei Country Quiz | 0 | - | 4.87 | 21,894 |
| Chinese Inventions | 0 | - | 4.30 | 33,782 |
| Countries that Beat China | 0 | - | 4.86 | 115,496 |
| The Life of Gandhi | 0 | - | 4.37 | 13,045 |
| Colonies of Africa with a Map | 0 | - | 4.78 | 54,343 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 425,880 |
| U.S. Vice Presidents | 0 | - | 4.39 | 136,059 |
| U.S. Governors Who Ran For President | 0 | - | 4.47 | 20,241 |
| First Ladies of the United States | 0 | - | 4.28 | 85,536 |
| The Abraham Lincoln Presidency | 0 | - | 4.52 | 26,201 |
| First Names of U.S. Presidents | 0 | - | 4.86 | 381,109 |
| U.S. Presidents in Order - Whammies | 0 | - | 4.32 | 76,929 |
| US Presidents - One Minute Sprint | 0 | - | 4.41 | 304,633 |
| U.S. Presidents Who Died in Office | 0 | - | 4.77 | 34,938 |
| U.S. Vice Presidents Who Became President | 0 | - | 4.64 | 16,159 |
| Name a Valid U.S. President #2 | 0 | - | 4.54 | 69,863 |
| Add a Letter - Make a U.S. President | 0 | - | 4.57 | 23,935 |
| Play-Doh Presidents | 0 | - | 5.00 | 82,154 |
| Shortest U.S. Presidential Terms | 0 | - | 4.75 | 12,795 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,754 |
| History of Russia Quiz | 0 | - | 4.49 | 31,881 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.97 | 73,687 |
| Ancient Greek Words | 0 | - | 4.93 | 111,361 |
| History of Italy | 0 | - | 4.55 | 31,936 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,011 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,615 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,168 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,796 |
| Groups of Things - Harry Potter | 0 | - | 4.82 | 281,364 |
| Tolkien's Middle Earth Map Quiz | 0 | - | 4.92 | 37,700 |
| Asian Physical Geography | 0 | - | 4.60 | 35,480 |
| East Asian Islands on the Map | 0 | - | 4.54 | 33,054 |
| 10 Westernmost Countries in Asia | 0 | - | 4.69 | 71,100 |
| Asian Island Nations | 0 | - | 4.63 | 94,089 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,454 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,666 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 414,660 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,725 |
| Arab Spring Countries | 0 | - | 4.51 | 43,980 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,714 |
| The Persian Gulf War | 0 | - | 4.02 | 8,444 |
| Countries Surrounding Istanbul | 0 | - | 4.89 | 24,808 |
| Countries that Beat Egypt | 0 | - | 4.88 | 56,892 |
| Egyptian Gods and Goddesses | 0 | - | 4.43 | 27,504 |
| Countries that Beat Israel | 0 | - | 4.38 | 30,183 |
| The Vietnam War | 0 | - | 4.44 | 35,482 |
| South Korea Country Quiz | 0 | - | 4.79 | 79,401 |
| Mongolia Country Quiz | 0 | - | 4.73 | 39,477 |
| Taiwan Country Quiz | 0 | - | 4.69 | 43,461 |
| Afghanistan Country Quiz | 0 | - | 4.45 | 43,217 |
| Kazakhstan Country Quiz | 0 | - | 4.74 | 36,050 |
| Bangladesh Country Quiz | 0 | - | 4.78 | 43,045 |
| Pakistan Country Quiz | 0 | - | 4.54 | 61,654 |
| India Country Quiz | 0 | - | 4.44 | 130,364 |
| India Cities Map Quiz | 0 | - | 4.64 | 61,007 |
| Countries of the Indian Diaspora | 0 | - | 4.48 | 58,831 |
| Countries that Visit India the Most | 0 | - | 4.74 | 60,636 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,889 |
| History of South Africa | 0 | - | 4.60 | 17,661 |
| Prime Ministers of Australia | 0 | - | 4.50 | 31,853 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 625,400 |
| The Franklin D. Roosevelt Presidency | 0 | - | 4.43 | 23,927 |
| U.S. President Scramble | 0 | - | 4.40 | 116,640 |
| People in Pictures with Barack Obama | 0 | - | 4.10 | 47,847 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 129,135 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,431 |
| Europe Map Quiz | 0 | - | 5.00 | 4,755,778 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,806 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 212,316 |
| History of Austria | 0 | - | 4.70 | 17,835 |
| Geography of the French Empire | 0 | - | 4.45 | 27,025 |
| The French Revolution | 0 | - | 4.46 | 23,903 |
| History of France | 0 | - | 4.59 | 56,841 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,464 |
| Modern Day Countries of Nazi Germany on a Map | 0 | - | 4.97 | 144,303 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,942 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,876 |
