| Topological Map of Asia Quiz | 0 | - | 4.81 | 20,103 |
| Closest Countries to North Korea | 0 | - | 4.94 | 122,269 |
| Countries that Beat North Korea | 0 | - | 4.43 | 34,309 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,292 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,073 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,631 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,475 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,501 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,225 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,735 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,567 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,796 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 93,193 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,722 |
| Countries that Border China | 0 | - | 4.96 | 262,881 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,336 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,047 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,473 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,073 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,922 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,446,765 |
| Asia Map Quiz | 0 | - | 4.99 | 914,684 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,701 |
| Countries that Beat China | 0 | - | 4.86 | 115,513 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,381,368 |
| Countries that Beat Japan | 0 | - | 4.41 | 67,879 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,501 |
| Flags of Asia Quiz | 0 | - | 4.99 | 611,569 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,666 |
| Geography of China | 0 | - | 4.21 | 13,937 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,940 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,214 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,872 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,160 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,188 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,886 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,097 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,552 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,985 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,827 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,675 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,294 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,274 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,023 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,765 |
| Countries of the Middle East | 0 | - | 4.96 | 200,770 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,720 |
| States of India | 0 | - | 4.94 | 192,702 |
| History of India | 0 | - | 4.61 | 21,397 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,132 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,662 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,114 |
| Name a Valid African Country | 0 | - | 4.98 | 153,797 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,950 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,204 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,672 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,342 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,722 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,911 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 76,142 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,308 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,716 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,057 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,379 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,254 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,416 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,797 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,847 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,037 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,011 |
| Monarchies of Asia | 0 | - | 4.97 | 70,989 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,781 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,295 |
| History of Iran | 0 | - | 4.66 | 16,340 |
| Provinces of Turkey | 0 | - | 4.95 | 203,701 |
| Geography of Egypt | 0 | - | 4.60 | 21,495 |
| Syria Country Quiz | 0 | - | 4.81 | 32,682 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,687 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,945 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,328 |
| Provinces of China | 0 | - | 4.97 | 203,552 |
| China Cities Map Quiz | 0 | - | 4.93 | 104,954 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 93,424 |
| History of China | 0 | - | 4.37 | 57,066 |
| Japanese Prefectures | 0 | - | 4.98 | 136,474 |
| Japan Country Quiz | 0 | - | 4.93 | 142,231 |
| South Korea Country Quiz | 0 | - | 4.79 | 79,403 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,154 |
| States of India Map Quiz | 0 | - | 4.83 | 26,415 |
| Countries Bordering India | 0 | - | 4.98 | 163,332 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.69 | 55,393 |
| Countries that Beat India | 0 | - | 4.41 | 62,876 |
| Countries Closest to India | 0 | - | 4.97 | 102,648 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,036 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,313 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,559 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,688,886 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 190,538 |
| U.S. History for Dummies | 0 | - | 4.47 | 82,935 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,618 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,404 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,808 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 646,183 |
| Name that Greek Letter | 0 | - | 4.93 | 323,110 |
| Byzantine History | 0 | - | 4.91 | 28,756 |
| Name the English Monarchs | 0 | - | 4.91 | 501,598 |
| Prime Ministers of the UK | 0 | - | 4.95 | 437,931 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,713 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,389 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,548 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,153 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,241 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,888 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,004 |
| Ottoman Empire Quiz | 0 | - | 4.42 | 17,105 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,528 |
| Countries that Beat Saudi Arabia | 0 | - | 4.74 | 46,299 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,495 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,422 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,423 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,858 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,431 |
| Chinese Inventions | 0 | - | 4.30 | 33,785 |
| Most Visited Countries by Chinese People | 0 | - | 4.41 | 55,628 |
| China Multiple Choice | 0 | - | 4.50 | 37,260 |
| Bhutan Country Quiz | 0 | - | 4.87 | 24,184 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,852 |
| Hindu Countries | 0 | - | 4.86 | 50,016 |
| Topological Map of Africa Quiz | 0 | - | 4.80 | 21,352 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,563 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,408 |
| Countries that Beat Canada | 0 | - | 4.90 | 87,301 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,477 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,197 |
| The Trojan War | 0 | - | 4.83 | 39,654 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,555 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,427 |
| Roman Emperors | 0 | - | 4.95 | 119,667 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,670 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,161 |
| Geography of Spain | 0 | - | 4.59 | 22,054 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,480 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,458 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 414,670 |
| Turkmenistan Country Quiz | 0 | - | 4.81 | 25,927 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,731 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,722 |
| Qatar Country Quiz | 0 | - | 4.86 | 31,468 |
| History of Egypt | 0 | - | 4.58 | 24,010 |
| Countries Closest to Egypt | 0 | - | 4.83 | 100,924 |
| Egypt Country Quiz | 0 | - | 4.83 | 77,419 |
| Oman Country Quiz | 0 | - | 4.86 | 26,864 |
| Brunei Country Quiz | 0 | - | 4.87 | 21,895 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,109 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 89,078 |
| The Life of Gandhi | 0 | - | 4.37 | 13,045 |
| Colonies of Africa with a Map | 0 | - | 4.78 | 54,348 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,106 |
| Names of Generations | 0 | - | 4.10 | 44,242 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 425,926 |
| First Names of U.S. Presidents | 0 | - | 4.86 | 381,122 |
| American History Quotes #1 | 0 | - | 4.37 | 95,962 |
| American History Quotes #2 | 0 | - | 4.38 | 41,373 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,216 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,853 |
| History of Russia Quiz | 0 | - | 4.49 | 31,883 |
| Olympian Gods Quiz | 0 | - | 4.96 | 499,653 |
| Ancient Greek Words | 0 | - | 4.93 | 111,372 |
| History of Italy | 0 | - | 4.55 | 31,936 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 436,375 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,016 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,616 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,170 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,800 |
| Asian Physical Geography | 0 | - | 4.60 | 35,482 |
| East Asian Islands on the Map | 0 | - | 4.54 | 33,056 |
| 10 Westernmost Countries in Asia | 0 | - | 4.69 | 71,106 |
| Asian Island Nations | 0 | - | 4.63 | 94,092 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,675 |
| Arab Spring Countries | 0 | - | 4.51 | 43,982 |
| Countries Surrounding Istanbul | 0 | - | 4.89 | 24,810 |
| Countries that Beat Egypt | 0 | - | 4.88 | 56,901 |
| 10 Plagues of Egypt | 0 | - | 4.41 | 53,784 |
| The Vietnam War | 0 | - | 4.44 | 35,485 |
| North Korea Country Quiz | 0 | - | 3.82 | 33,495 |
| Mongolia Country Quiz | 0 | - | 4.73 | 39,480 |
| Taiwan Country Quiz | 0 | - | 4.69 | 43,464 |
| Afghanistan Country Quiz | 0 | - | 4.45 | 43,220 |
| Kazakhstan Country Quiz | 0 | - | 4.74 | 36,064 |
| Bangladesh Country Quiz | 0 | - | 4.78 | 43,047 |
| Pakistan Country Quiz | 0 | - | 4.54 | 61,656 |
| India Country Quiz | 0 | - | 4.44 | 130,371 |
| India Cities Map Quiz | 0 | - | 4.64 | 61,010 |
| Countries of the Indian Diaspora | 0 | - | 4.48 | 58,862 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,911 |
| History of South Africa | 0 | - | 4.60 | 17,662 |
| Word Chain - Australia | 0 | - | 4.38 | 38,120 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,464 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 191,378 |
| Play-Doh Presidents | 0 | - | 5.00 | 82,164 |
