| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,319 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,953 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,656,811 |
| Hindu Countries | 0 | - | 4.86 | 49,607 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,386 |
| Name the Popes Quiz | 0 | - | 4.47 | 137,206 |
| Countries of the Popes | 0 | - | 4.79 | 127,263 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,441,200 |
| Asia Map Quiz | 0 | - | 4.99 | 907,455 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 189,959 |
| U.S. States by Church Attendance | 0 | - | 4.59 | 32,261 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,316 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 433,708 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,938 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,528 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,376,380 |
| States of India | 0 | - | 4.94 | 190,395 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,011 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,474 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,480 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,167 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,066 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 71,749 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,383 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,016 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,828 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,454 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,293 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,091 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,788 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,543 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,410 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,726 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,839 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,459 |
| Monarchies of Asia | 0 | - | 4.97 | 70,618 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,198 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,445 |
| Countries of the Middle East | 0 | - | 4.96 | 199,035 |
| Provinces of Turkey | 0 | - | 4.95 | 201,361 |
| World Currencies Quiz on a Map | 0 | - | 4.95 | 60,040 |
| Provinces of China | 0 | - | 4.97 | 200,270 |
| Japanese Prefectures | 0 | - | 4.98 | 134,692 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,249 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 92,815 |
| History of India | 0 | - | 4.61 | 21,293 |
| Countries Bordering India | 0 | - | 4.98 | 162,628 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.68 | 55,185 |
| Countries Closest to India | 0 | - | 4.97 | 102,230 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,795 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,362 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,326 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,546 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 642,221 |
| Name that Greek Letter | 0 | - | 4.94 | 321,771 |
| Byzantine History | 0 | - | 4.91 | 28,632 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,372 |
| Name the English Monarchs | 0 | - | 4.92 | 498,179 |
| Prime Ministers of the UK | 0 | - | 4.96 | 434,856 |
| Pope Facts | 0 | - | 4.39 | 31,052 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,511 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,169 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 108,767 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,613 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,097 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,001 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,815 |
| History of Iran | 0 | - | 4.65 | 16,275 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,870 |
| The Iraq War | 0 | - | 4.47 | 15,561 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,392 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,527 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,248 |
| Syria Country Quiz | 0 | - | 4.81 | 32,365 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 54,927 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,490 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,832 |
| Countries Closest to Indonesia | 0 | - | 4.96 | 103,994 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,526 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,101 |
| China Cities Map Quiz | 0 | - | 4.93 | 104,109 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 92,827 |
| History of China | 0 | - | 4.37 | 56,710 |
| Countries that Border China | 0 | - | 4.96 | 261,889 |
| Japan Country Quiz | 0 | - | 4.92 | 141,336 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 76,968 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,724 |
| Countries Closest to Japan | 0 | - | 4.92 | 137,946 |
| Closest Countries to North Korea | 0 | - | 4.94 | 121,837 |
| Kazakhstan Country Quiz | 0 | - | 4.85 | 33,521 |
| Bhutan Country Quiz | 0 | - | 4.87 | 24,030 |
| States of India Map Quiz | 0 | - | 4.82 | 26,061 |
| Eastern Africa Map Quiz | 0 | - | 4.98 | 78,233 |
| U.S. Vice Presidents | 0 | - | 4.41 | 135,006 |
| U.S. Presidential Trivia #1 | 0 | - | 4.45 | 107,997 |
| U.S. Presidents by Event | 0 | - | 4.58 | 33,557 |
| Losing U.S. Presidential Candidates in History | 0 | - | 4.61 | 93,038 |
| Presidential Middle Names | 0 | - | 4.41 | 59,730 |
| U.S. Presidential Trivia #2 | 0 | - | 4.49 | 52,768 |
| Assassinated U.S. Presidents | 0 | - | 4.63 | 93,854 |
| Ten Least Guessed U.S. Presidents | 0 | - | 4.45 | 38,184 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,167 |
| Olympian Gods Quiz | 0 | - | 4.96 | 496,544 |
| The Trojan War | 0 | - | 4.83 | 39,452 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,618 |
| 101 Figures from Greek Mythology | 0 | - | 5.00 | 124,384 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,079 |
| Roman Emperors | 0 | - | 4.95 | 118,552 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 491,505 |
| Turkmenistan Country Quiz | 0 | - | 4.81 | 25,724 |
| Topological Map of Asia Quiz | 0 | - | 4.81 | 19,897 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,494 |
| Qatar Country Quiz | 0 | - | 4.85 | 31,313 |
| Ottoman Empire Quiz | 0 | - | 4.42 | 17,031 |
| History of Egypt | 0 | - | 4.58 | 23,939 |
| Countries Closest to Egypt | 0 | - | 4.83 | 100,573 |
| Egypt Country Quiz | 0 | - | 4.82 | 77,063 |
| Israel Country Quiz | 0 | - | 3.89 | 74,680 |
| Countries Closest to Israel | 0 | - | 4.67 | 105,260 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,321 |
| Oman Country Quiz | 0 | - | 4.86 | 26,703 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,430 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,218 |
| Brunei Country Quiz | 0 | - | 4.87 | 21,772 |
| Chinese Inventions | 0 | - | 4.30 | 33,728 |
| Countries that Beat China | 0 | - | 4.86 | 114,752 |
| The Life of Gandhi | 0 | - | 4.37 | 13,019 |
| Colonies of Africa with a Map | 0 | - | 4.77 | 53,971 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 423,917 |
| U.S. Governors Who Ran For President | 0 | - | 4.47 | 20,169 |
| First Ladies of the United States | 0 | - | 4.28 | 85,254 |
| The Abraham Lincoln Presidency | 0 | - | 4.52 | 26,117 |
| First Names of U.S. Presidents | 0 | - | 4.85 | 379,669 |
| U.S. Presidents in Order - Whammies | 0 | - | 4.32 | 76,346 |
| US Presidents - One Minute Sprint | 0 | - | 4.41 | 303,441 |
| U.S. Presidents Who Died in Office | 0 | - | 4.77 | 34,760 |
| U.S. Vice Presidents Who Became President | 0 | - | 4.64 | 16,009 |
| Name a Valid U.S. President #2 | 0 | - | 4.54 | 69,457 |
| Add a Letter - Make a U.S. President | 0 | - | 4.61 | 23,841 |
| Play-Doh Presidents | 0 | - | 5.00 | 81,705 |
| Shortest U.S. Presidential Terms | 0 | - | 4.75 | 12,694 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,081 |
| History of Russia Quiz | 0 | - | 4.49 | 31,798 |
| Ancient Greek Words | 0 | - | 4.92 | 110,739 |
| History of Italy | 0 | - | 4.55 | 31,829 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,643 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,491 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 76,989 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,519 |
| Groups of Things - Harry Potter | 0 | - | 4.82 | 280,176 |
| Tolkien's Middle Earth Map Quiz | 0 | - | 4.91 | 37,149 |
| Asian Physical Geography | 0 | - | 4.61 | 35,376 |
| East Asian Islands on the Map | 0 | - | 4.54 | 32,935 |
| 10 Westernmost Countries in Asia | 0 | - | 4.69 | 70,853 |
| Asian Island Nations | 0 | - | 4.63 | 93,770 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,184 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,312 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 412,923 |
| The Only Remaining Asian Country . . . | 0 | - | 4.69 | 45,470 |
| Arab Spring Countries | 0 | - | 4.51 | 43,834 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,289 |
| The Persian Gulf War | 0 | - | 4.02 | 8,405 |
| Countries Surrounding Istanbul | 0 | - | 4.89 | 24,711 |
| Countries that Beat Egypt | 0 | - | 4.88 | 56,616 |
| Egyptian Gods and Goddesses | 0 | - | 4.43 | 27,392 |
| Countries that Beat Israel | 0 | - | 4.37 | 30,036 |
| The Vietnam War | 0 | - | 4.43 | 35,305 |
| South Korea Country Quiz | 0 | - | 4.79 | 78,962 |
| Mongolia Country Quiz | 0 | - | 4.73 | 39,278 |
| Taiwan Country Quiz | 0 | - | 4.69 | 43,266 |
| Afghanistan Country Quiz | 0 | - | 4.45 | 42,912 |
| Bangladesh Country Quiz | 0 | - | 4.78 | 42,804 |
| Pakistan Country Quiz | 0 | - | 4.54 | 61,285 |
| India Country Quiz | 0 | - | 4.44 | 129,669 |
| India Cities Map Quiz | 0 | - | 4.63 | 60,704 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 53,931 |
| Countries that Visit India the Most | 0 | - | 4.74 | 60,210 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,617 |
| History of South Africa | 0 | - | 4.60 | 17,607 |
| Prime Ministers of Australia | 0 | - | 4.50 | 31,690 |
| Win the U.S. Presidential Election | 0 | - | 4.80 | 618,957 |
| The Franklin D. Roosevelt Presidency | 0 | - | 4.43 | 23,820 |
| U.S. President Scramble | 0 | - | 4.40 | 116,228 |
| People in Pictures with Barack Obama | 0 | - | 4.10 | 47,705 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 128,708 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,066 |
| Europe Map Quiz | 0 | - | 5.00 | 4,732,810 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,501 |
| Save Europeans by Guessing Countries | 0 | - | 4.84 | 209,692 |
| History of Austria | 0 | - | 4.70 | 17,759 |
| Geography of the French Empire | 0 | - | 4.48 | 26,942 |
| The French Revolution | 0 | - | 4.46 | 23,790 |
| History of France | 0 | - | 4.59 | 56,123 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,389 |
| Modern Day Countries of Nazi Germany on a Map | 0 | - | 4.97 | 143,249 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,786 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,776 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.80 | 20,673 |
| Figures from Greek Mythology | 0 | - | 4.91 | 185,060 |
| Word Chain - Greek and Roman Mythology | 0 | - | 4.53 | 56,188 |
