| Topological Map of Asia Quiz | 0 | - | 4.81 | 20,162 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,335 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,286 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,864 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,509 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,561 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,250 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,038 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,810 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,006 |
| Countries that Beat North Korea | 0 | - | 4.43 | 34,376 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 93,325 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,769 |
| Countries that Border China | 0 | - | 4.96 | 263,154 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,438 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,146 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,640 |
| Closest Countries to North Korea | 0 | - | 4.94 | 122,410 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,204 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 35,038 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,448,230 |
| Asia Map Quiz | 0 | - | 4.99 | 916,757 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,927 |
| Countries that Beat China | 0 | - | 4.85 | 115,829 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,382,975 |
| Countries that Beat Japan | 0 | - | 4.41 | 68,023 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,694 |
| Flags of Asia Quiz | 0 | - | 4.99 | 613,557 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,973 |
| Geography of China | 0 | - | 4.21 | 13,952 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,966 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,274 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,939 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,225 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,234 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,008 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,234 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,734 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,152 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,995 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,895 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,516 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,433 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,370 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,910 |
| Countries of the Middle East | 0 | - | 4.96 | 201,172 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,843 |
| States of India | 0 | - | 4.95 | 193,300 |
| History of India | 0 | - | 4.62 | 21,425 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,234 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,724 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,349 |
| Name a Valid African Country | 0 | - | 4.98 | 154,071 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,122 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,491 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,260 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,826 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,131 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,307 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 81,822 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,676 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,009 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,007 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,714 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,618 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,508 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,003 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,964 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,231 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,203 |
| Monarchies of Asia | 0 | - | 4.97 | 71,087 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,886 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,386 |
| History of Iran | 0 | - | 4.66 | 16,357 |
| Provinces of Turkey | 0 | - | 4.95 | 204,161 |
| Geography of Egypt | 0 | - | 4.60 | 21,523 |
| Syria Country Quiz | 0 | - | 4.81 | 32,777 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,773 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,079 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,492 |
| Provinces of China | 0 | - | 4.97 | 204,453 |
| China Cities Map Quiz | 0 | - | 4.94 | 105,204 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 93,567 |
| History of China | 0 | - | 4.37 | 57,192 |
| Japanese Prefectures | 0 | - | 4.98 | 136,925 |
| Japan Country Quiz | 0 | - | 4.93 | 142,474 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,270 |
| States of India Map Quiz | 0 | - | 4.83 | 26,516 |
| Countries Bordering India | 0 | - | 4.98 | 163,429 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.69 | 55,446 |
| Countries that Beat India | 0 | - | 4.42 | 63,000 |
| Countries Closest to India | 0 | - | 4.97 | 102,785 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,054 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,346 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,576 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,698,653 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 190,797 |
| U.S. History for Dummies | 0 | - | 4.47 | 83,056 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,674 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,491 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,057 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 647,429 |
| Name that Greek Letter | 0 | - | 4.93 | 323,447 |
| Byzantine History | 0 | - | 4.91 | 28,867 |
| Byzantine Emperors | 0 | - | 4.92 | 14,108 |
| Name the English Monarchs | 0 | - | 4.91 | 502,655 |
| Prime Ministers of the UK | 0 | - | 4.95 | 438,975 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,768 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,447 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,559 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,281 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,349 |
| Countries Closest to Turkey | 0 | - | 4.96 | 126,068 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,145 |
| Ottoman Empire Quiz | 0 | - | 4.42 | 17,128 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,642 |
| Countries that Beat Saudi Arabia | 0 | - | 4.74 | 46,363 |
| Countries Closest to Yemen | 0 | - | 4.92 | 22,555 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,558 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,552 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,980 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,538 |
| Chinese Inventions | 0 | - | 4.30 | 33,800 |
| Most Visited Countries by Chinese People | 0 | - | 4.41 | 55,662 |
| China Multiple Choice | 0 | - | 4.50 | 37,282 |
| South Korea Country Quiz | 0 | - | 4.74 | 79,522 |
| Bhutan Country Quiz | 0 | - | 4.87 | 24,222 |
| Countries with the Most Hindus | 0 | - | 4.90 | 123,019 |
| Hindu Countries | 0 | - | 4.86 | 50,146 |
| Topological Map of Africa Quiz | 0 | - | 4.80 | 21,387 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,452 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,458 |
| Countries that Beat Canada | 0 | - | 4.91 | 97,426 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,790 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,226 |
| The Trojan War | 0 | - | 4.83 | 39,728 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,843 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,534 |
| Roman Emperors | 0 | - | 4.95 | 120,047 |
| Countries that Beat Iceland | 0 | - | 4.82 | 42,865 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,343 |
| Geography of Spain | 0 | - | 4.59 | 22,076 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,603 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,538 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 415,105 |
| Turkmenistan Country Quiz | 0 | - | 4.81 | 25,977 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,832 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,823 |
| Qatar Country Quiz | 0 | - | 4.86 | 31,522 |
| History of Egypt | 0 | - | 4.58 | 24,025 |
| Countries Closest to Egypt | 0 | - | 4.83 | 101,039 |
| Egypt Country Quiz | 0 | - | 4.83 | 77,529 |
| Oman Country Quiz | 0 | - | 4.86 | 26,918 |
| Brunei Country Quiz | 0 | - | 4.87 | 21,930 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,247 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 89,280 |
| The Life of Gandhi | 0 | - | 4.37 | 13,055 |
| Colonies of Africa with a Map | 0 | - | 4.78 | 54,442 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,179 |
| Names of Generations | 0 | - | 4.09 | 44,902 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 426,460 |
| First Names of U.S. Presidents | 0 | - | 4.86 | 381,577 |
| American History Quotes #1 | 0 | - | 4.37 | 96,029 |
| American History Quotes #2 | 0 | - | 4.38 | 41,401 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,242 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,551 |
| History of Russia Quiz | 0 | - | 4.47 | 31,918 |
| Olympian Gods Quiz | 0 | - | 4.96 | 500,834 |
| Ancient Greek Words | 0 | - | 4.93 | 111,599 |
| History of Italy | 0 | - | 4.55 | 31,975 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 437,111 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,133 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,661 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,237 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,866 |
| Asian Physical Geography | 0 | - | 4.61 | 35,522 |
| East Asian Islands on the Map | 0 | - | 4.54 | 33,092 |
| 10 Westernmost Countries in Asia | 0 | - | 4.69 | 71,202 |
| Asian Island Nations | 0 | - | 4.63 | 94,174 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,774 |
| Arab Spring Countries | 0 | - | 4.51 | 44,028 |
| Countries Surrounding Istanbul | 0 | - | 4.89 | 24,835 |
| Countries that Beat Egypt | 0 | - | 4.88 | 57,011 |
| 10 Plagues of Egypt | 0 | - | 4.41 | 53,823 |
| The Vietnam War | 0 | - | 4.44 | 35,529 |
| North Korea Country Quiz | 0 | - | 3.82 | 33,540 |
| Mongolia Country Quiz | 0 | - | 4.73 | 39,545 |
| Taiwan Country Quiz | 0 | - | 4.69 | 43,516 |
| Afghanistan Country Quiz | 0 | - | 4.45 | 43,315 |
| Kazakhstan Country Quiz | 0 | - | 4.74 | 36,285 |
| Bangladesh Country Quiz | 0 | - | 4.78 | 43,128 |
| Pakistan Country Quiz | 0 | - | 4.54 | 61,759 |
| India Country Quiz | 0 | - | 4.43 | 130,545 |
| India Cities Map Quiz | 0 | - | 4.67 | 61,106 |
| Countries of the Indian Diaspora | 0 | - | 4.45 | 59,239 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,214 |
| History of South Africa | 0 | - | 4.60 | 17,688 |
| Word Chain - Australia | 0 | - | 4.38 | 38,141 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,523 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 191,804 |
