| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,370 |
| Hindu Countries | 0 | - | 4.86 | 49,642 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,424 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,466 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,016 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,927 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,145 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,080 |
| Prime Ministers of the UK | 0 | - | 4.96 | 435,080 |
| African Countries with the Most Muslims | 0 | - | 4.80 | 100,473 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,441,880 |
| Asia Map Quiz | 0 | - | 4.99 | 907,908 |
| Topological Map of Asia Quiz | 0 | - | 4.81 | 19,920 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,263 |
| Countries that Beat China | 0 | - | 4.86 | 114,832 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,376,733 |
| 10 Plagues of Egypt | 0 | - | 4.41 | 53,354 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 218,747 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,682 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,799 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 433,967 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,665 |
| Flags of Asia Quiz | 0 | - | 4.99 | 606,431 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,599 |
| The Iraq War | 0 | - | 4.47 | 15,564 |
| Countries that Beat Egypt | 0 | - | 4.88 | 56,644 |
| Countries that Beat Israel | 0 | - | 4.37 | 30,043 |
| States of India | 0 | - | 4.94 | 190,601 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,072 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,530 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,562 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,211 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,113 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,418 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,063 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,892 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,494 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,343 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,160 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,880 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,609 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,774 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,969 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,515 |
| Monarchies of Asia | 0 | - | 4.97 | 70,655 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,241 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,472 |
| Countries of the Middle East | 0 | - | 4.96 | 199,159 |
| Provinces of Turkey | 0 | - | 4.95 | 201,759 |
| World Currencies Quiz on a Map | 0 | - | 4.95 | 60,117 |
| Israel Country Quiz | 0 | - | 3.89 | 74,708 |
| Countries Closest to Israel | 0 | - | 4.67 | 105,286 |
| Provinces of China | 0 | - | 4.97 | 200,588 |
| Japanese Prefectures | 0 | - | 4.98 | 134,842 |
| Countries Mentioned in the Bible | 0 | - | 4.96 | 66,161 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,289 |
| Kazakhstan Country Quiz | 0 | - | 4.83 | 34,717 |
| History of India | 0 | - | 4.61 | 21,299 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.68 | 55,203 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,815 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,399 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,431 |
| Name a Valid African Country | 0 | - | 4.98 | 153,064 |
| Prime Ministers of Australia | 0 | - | 4.50 | 31,716 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,122 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,420 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 257,197 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,382 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,588 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,016 |
| Byzantine History | 0 | - | 4.91 | 28,651 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,468 |
| Name the English Monarchs | 0 | - | 4.92 | 498,508 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,540 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,532 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,322 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 108,826 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,663 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,026 |
| History of Iran | 0 | - | 4.65 | 16,282 |
| Syria Country Quiz | 0 | - | 4.81 | 32,405 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,526 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,874 |
| The Vietnam War | 0 | - | 4.43 | 35,323 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 139,033 |
| China Cities Map Quiz | 0 | - | 4.93 | 104,155 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 92,857 |
| History of China | 0 | - | 4.37 | 56,747 |
| Japan Country Quiz | 0 | - | 4.92 | 141,438 |
| Political Movements by Country | 0 | - | 4.46 | 72,295 |
| Biggest Cities with a Muslim Majority | 0 | - | 4.69 | 107,359 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,404,393 |
| Closest Countries to North Korea | 0 | - | 4.94 | 121,883 |
| Countries that Beat North Korea | 0 | - | 4.43 | 34,169 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 92,840 |
| Bhutan Country Quiz | 0 | - | 4.87 | 24,058 |
| States of India Map Quiz | 0 | - | 4.82 | 26,089 |
| Countries Bordering India | 0 | - | 4.98 | 162,658 |
| Countries that Beat India | 0 | - | 4.41 | 62,621 |
| Countries Closest to India | 0 | - | 4.97 | 102,254 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,222 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 61,007 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,179 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,709 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,659,499 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,397 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,118 |
| Countries that Beat Canada | 0 | - | 4.90 | 86,928 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,190 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,248 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,175 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,989 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,546 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,663 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,492 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,531 |
| The Trojan War | 0 | - | 4.83 | 39,469 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 642,634 |
| Name that Greek Letter | 0 | - | 4.94 | 321,863 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,714 |
| Countries that Beat Italy | 0 | - | 4.85 | 53,947 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,116 |
| Roman Emperors | 0 | - | 4.95 | 118,618 |
| Countries that Beat Portugal | 0 | - | 4.86 | 58,745 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,046 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,520 |
| People Buried at Westminster Abbey | 0 | - | 4.67 | 14,203 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,367 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,185 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,185 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,498 |
| Qatar Country Quiz | 0 | - | 4.85 | 31,335 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,846 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,896 |
| The Persian Gulf War | 0 | - | 4.02 | 8,412 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,441 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,559 |
| Ottoman Empire Quiz | 0 | - | 4.42 | 17,040 |
| History of Egypt | 0 | - | 4.58 | 23,944 |
| Egypt Country Quiz | 0 | - | 4.82 | 77,095 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,270 |
| Countries that Beat Saudi Arabia | 0 | - | 4.74 | 46,124 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,335 |
| Oman Country Quiz | 0 | - | 4.86 | 26,725 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 54,969 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,461 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,045 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,559 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,130 |
| Brunei Country Quiz | 0 | - | 4.87 | 21,791 |
| Chinese Inventions | 0 | - | 4.30 | 33,733 |
| China A-Z | 0 | - | 4.55 | 66,787 |
| Countries that Border China | 0 | - | 4.96 | 261,957 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,006 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,753 |
| Countries that Beat Japan | 0 | - | 4.41 | 67,585 |
| Countries Closest to Japan | 0 | - | 4.92 | 137,994 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 141,501 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,006 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 424,080 |
| The American Revolution | 0 | - | 4.52 | 54,071 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 502,409 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,942 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,563 |
| The Reign of Napoleon | 0 | - | 4.54 | 38,747 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,853 |
| Olympian Gods Quiz | 0 | - | 4.96 | 496,881 |
| Ancient Greek Words | 0 | - | 4.92 | 110,806 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,394 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,747 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,534 |
| Members of the British Royal Family | 0 | - | 4.10 | 113,826 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,599 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,024 |
| Lord of the Rings Decoder | 0 | - | 4.58 | 42,295 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,214 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 413,047 |
| Turkmenistan Country Quiz | 0 | - | 4.81 | 25,760 |
| The Only Remaining Asian Country . . . | 0 | - | 4.69 | 45,491 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,331 |
| Countries Closest to Egypt | 0 | - | 4.83 | 100,602 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,722 |
| India Cities Map Quiz | 0 | - | 4.63 | 60,742 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 53,949 |
| The Life of Gandhi | 0 | - | 4.37 | 13,021 |
| Colonies of Africa with a Map | 0 | - | 4.77 | 54,009 |
| All U.S. Supreme Court Justices | 0 | - | 4.54 | 28,893 |
| All U.S. Supreme Court Justices Ever | 0 | - | 4.49 | 11,673 |
| First Names of U.S. Presidents | 0 | - | 4.85 | 379,775 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 190,080 |
| Play-Doh Presidents | 0 | - | 5.00 | 81,748 |
| American History Quotes #1 | 0 | - | 4.37 | 95,719 |
| American History Quotes #2 | 0 | - | 4.38 | 41,239 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,091 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,520,882 |
| Colleges by U.S. State - Multiple Choice | 0 | - | 4.57 | 22,930 |
| Europe Map Quiz | 0 | - | 5.00 | 4,734,699 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,655 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,871 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,487 |
