| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,331 |
| Hindu Countries | 0 | - | 4.86 | 50,226 |
| Countries with the Most Hindus | 0 | - | 4.90 | 123,120 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,407 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,969 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,685 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,122 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,201 |
| Prime Ministers of the UK | 0 | - | 4.95 | 439,546 |
| African Countries with the Most Muslims | 0 | - | 4.80 | 100,952 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,448,925 |
| Asia Map Quiz | 0 | - | 4.99 | 917,945 |
| Topological Map of Asia Quiz | 0 | - | 4.81 | 20,182 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 56,030 |
| Countries that Beat China | 0 | - | 4.85 | 115,986 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,383,911 |
| 10 Plagues of Egypt | 0 | - | 4.41 | 53,839 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 221,030 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 134,391 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,681 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 437,530 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,206 |
| Flags of Asia Quiz | 0 | - | 4.99 | 614,527 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,100 |
| The Iraq War | 0 | - | 4.47 | 15,661 |
| Countries that Beat Egypt | 0 | - | 4.88 | 57,069 |
| Countries that Beat Israel | 0 | - | 4.38 | 30,270 |
| States of India | 0 | - | 4.95 | 193,721 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,565 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 82,715 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,868 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,168 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,013 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,114 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,314 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,568 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,853 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,255 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,092 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,110 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,024 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,604 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,549 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,555 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,308 |
| Monarchies of Asia | 0 | - | 4.97 | 71,145 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,025 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,953 |
| Countries of the Middle East | 0 | - | 4.96 | 201,352 |
| Provinces of Turkey | 0 | - | 4.95 | 204,423 |
| World Currencies Quiz on a Map | 0 | - | 4.95 | 61,192 |
| Israel Country Quiz | 0 | - | 3.84 | 75,043 |
| Countries Closest to Israel | 0 | - | 4.69 | 106,224 |
| Provinces of China | 0 | - | 4.97 | 204,980 |
| Japanese Prefectures | 0 | - | 4.98 | 137,270 |
| Countries Mentioned in the Bible | 0 | - | 4.96 | 67,141 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,918 |
| History of India | 0 | - | 4.62 | 21,443 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.69 | 55,478 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,292 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,767 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,700 |
| Name a Valid African Country | 0 | - | 4.98 | 154,212 |
| Prime Ministers of Australia | 0 | - | 4.50 | 31,968 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,577 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,598 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,507 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,870 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,369 |
| Byzantine History | 0 | - | 4.91 | 28,892 |
| Byzantine Emperors | 0 | - | 4.92 | 14,273 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,791 |
| Name the English Monarchs | 0 | - | 4.91 | 503,312 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,805 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,041 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 134,998 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,184 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,929 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,431 |
| History of Iran | 0 | - | 4.66 | 16,364 |
| Syria Country Quiz | 0 | - | 4.81 | 32,816 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,813 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,143 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,580 |
| The Vietnam War | 0 | - | 4.44 | 35,555 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 139,704 |
| China Cities Map Quiz | 0 | - | 4.93 | 105,329 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 93,806 |
| History of China | 0 | - | 4.37 | 57,251 |
| Japan Country Quiz | 0 | - | 4.93 | 142,612 |
| Political Movements by Country | 0 | - | 4.46 | 72,577 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.70 | 107,831 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,425,707 |
| Closest Countries to North Korea | 0 | - | 4.94 | 122,482 |
| Countries that Beat North Korea | 0 | - | 4.43 | 34,404 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 93,397 |
| Bhutan Country Quiz | 0 | - | 4.87 | 24,243 |
| States of India Map Quiz | 0 | - | 4.83 | 26,564 |
| Countries Bordering India | 0 | - | 4.98 | 163,466 |
| Countries that Beat India | 0 | - | 4.42 | 63,065 |
| Countries Closest to India | 0 | - | 4.97 | 102,857 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,346 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 61,643 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,932 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,638 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,703,396 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 190,925 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,326 |
| Countries that Beat Canada | 0 | - | 4.91 | 98,155 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,529 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,860 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,885 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,944 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,810 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,276 |
| Countries that Beat Germany | 0 | - | 4.94 | 106,591 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 35,103 |
| The Trojan War | 0 | - | 4.83 | 39,766 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 648,138 |
| Name that Greek Letter | 0 | - | 4.93 | 323,975 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,009 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,573 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,592 |
| Roman Emperors | 0 | - | 4.95 | 120,210 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,420 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,194 |
| Countries that Beat Spain | 0 | - | 4.94 | 63,001 |
| People Buried at Westminster Abbey | 0 | - | 4.67 | 14,265 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,727 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,669 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,497 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,573 |
| Qatar Country Quiz | 0 | - | 4.86 | 31,553 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,343 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,425 |
| The Persian Gulf War | 0 | - | 4.02 | 8,456 |
| Countries Closest to Turkey | 0 | - | 4.96 | 126,158 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,224 |
| History of Egypt | 0 | - | 4.58 | 24,038 |
| Egypt Country Quiz | 0 | - | 4.83 | 77,596 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,695 |
| Countries that Beat Saudi Arabia | 0 | - | 4.74 | 46,413 |
| Countries Closest to Yemen | 0 | - | 4.92 | 22,597 |
| Oman Country Quiz | 0 | - | 4.86 | 26,940 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,647 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,627 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 94,060 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,591 |
| Brunei Country Quiz | 0 | - | 4.87 | 21,958 |
| Chinese Inventions | 0 | - | 4.30 | 33,811 |
| China A-Z | 0 | - | 4.55 | 67,302 |
| Countries that Border China | 0 | - | 4.96 | 263,326 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,507 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,209 |
| Countries that Beat Japan | 0 | - | 4.41 | 68,076 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,725 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 142,707 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,369 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 426,766 |
| The American Revolution | 0 | - | 4.52 | 54,266 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 507,150 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,193 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,628 |
| The Reign of Napoleon | 0 | - | 4.54 | 38,984 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,560 |
| Olympian Gods Quiz | 0 | - | 4.96 | 501,362 |
| Ancient Greek Words | 0 | - | 4.93 | 111,758 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 126,223 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,936 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,336 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,817 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,312 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,449 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,978 |
| Lord of the Rings Decoder | 0 | - | 4.59 | 42,655 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,578 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 415,540 |
| Turkmenistan Country Quiz | 0 | - | 4.81 | 26,000 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,871 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,893 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,818 |
| Countries Closest to Egypt | 0 | - | 4.83 | 101,112 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,230 |
| India Cities Map Quiz | 0 | - | 4.67 | 61,150 |
| Countries of the Indian Diaspora | 0 | - | 4.45 | 59,380 |
| The Life of Gandhi | 0 | - | 4.37 | 13,057 |
| Colonies of Africa with a Map | 0 | - | 4.78 | 54,495 |
| Names of Generations | 0 | - | 4.09 | 45,055 |
| All U.S. Supreme Court Justices | 0 | - | 4.54 | 29,087 |
| All U.S. Supreme Court Justices Ever | 0 | - | 4.50 | 11,822 |
| First Names of U.S. Presidents | 0 | - | 4.86 | 382,056 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 192,045 |
| Play-Doh Presidents | 0 | - | 5.00 | 82,374 |
| American History Quotes #1 | 0 | - | 4.37 | 96,062 |
| American History Quotes #2 | 0 | - | 4.38 | 41,426 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,262 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,542,038 |
| Colleges by U.S. State - Multiple Choice | 0 | - | 4.57 | 23,057 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,859 |
| Europe Map Quiz | 0 | - | 5.00 | 4,766,785 |
