| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,588 |
| Countries Closest to Israel | 0 | - | 4.69 | 106,322 |
| Hindu Countries | 0 | - | 4.86 | 50,349 |
| Countries with the Most Hindus | 0 | - | 4.90 | 123,266 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,877 |
| The Iraq War | 0 | - | 4.47 | 15,679 |
| Israel Country Quiz | 0 | - | 3.84 | 75,137 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,167 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,815 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,862 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,972 |
| Prime Ministers of the UK | 0 | - | 4.95 | 440,612 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,410 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,466 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,450,079 |
| Asia Map Quiz | 0 | - | 4.99 | 920,662 |
| The Persian Gulf War | 0 | - | 4.02 | 8,468 |
| Countries that Beat Israel | 0 | - | 4.38 | 30,314 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,385,301 |
| 10 Plagues of Egypt | 0 | - | 4.41 | 53,877 |
| The Vietnam War | 0 | - | 4.44 | 35,595 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,323 |
| Flags of Asia Quiz | 0 | - | 4.99 | 616,755 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,441 |
| The American Revolution | 0 | - | 4.52 | 54,298 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,860 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 83,914 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,229 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,429 |
| The Reign of Napoleon | 0 | - | 4.54 | 39,048 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,251 |
| Places Where Winston Churchill Said We Would Fight the Nazis | 0 | - | 4.57 | 14,633 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,480 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,772 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,124 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,451 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,372 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,363 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,350 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,896 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,660 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,736 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,955 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,468 |
| Monarchies of Asia | 0 | - | 4.97 | 71,295 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,244 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,082 |
| Countries of the Middle East | 0 | - | 4.96 | 201,872 |
| Provinces of Turkey | 0 | - | 4.94 | 204,925 |
| Provinces of China | 0 | - | 4.97 | 206,064 |
| Japanese Prefectures | 0 | - | 4.98 | 138,000 |
| States of India | 0 | - | 4.95 | 194,594 |
| Prime Ministers of Australia | 0 | - | 4.50 | 32,082 |
| Canadian Prime Ministers | 0 | - | 4.64 | 57,723 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,967 |
| Byzantine History | 0 | - | 4.91 | 28,940 |
| Byzantine Emperors | 0 | - | 4.92 | 14,416 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,156 |
| Name the English Monarchs | 0 | - | 4.91 | 504,499 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,547 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,935 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,481 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,223 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,350 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,546 |
| History of Iran | 0 | - | 4.66 | 16,390 |
| Prime Ministers of Israel | 0 | - | 3.97 | 18,012 |
| Syria Country Quiz | 0 | - | 4.80 | 32,915 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,940 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,488 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,774 |
| China Cities Map Quiz | 0 | - | 4.94 | 105,548 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 94,030 |
| History of China | 0 | - | 4.37 | 57,375 |
| Japan Country Quiz | 0 | - | 4.93 | 142,864 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,076 |
| History of India | 0 | - | 4.62 | 21,468 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.69 | 55,544 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,389 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,848 |
| African Countries with the Most Muslims | 0 | - | 4.80 | 101,075 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,890 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 61,761 |
| Arms Exports - United States | 0 | - | 4.77 | 62,566 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,711,856 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,357 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,366 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,631 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 150,122 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,009 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 90,526 |
| The Trojan War | 0 | - | 4.83 | 39,847 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 649,610 |
| Name that Greek Letter | 0 | - | 4.93 | 324,335 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,403 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 85,019 |
| Roman Emperors | 0 | - | 4.95 | 120,541 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,547 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,588 |
| Qatar Country Quiz | 0 | - | 4.86 | 31,608 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,728 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,813 |
| Countries Closest to Turkey | 0 | - | 4.96 | 126,630 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,603 |
| History of Egypt | 0 | - | 4.58 | 24,067 |
| Egypt Country Quiz | 0 | - | 4.83 | 77,705 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 133,000 |
| Countries Closest to Yemen | 0 | - | 4.92 | 22,662 |
| Oman Country Quiz | 0 | - | 4.86 | 26,990 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,817 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,782 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 56,160 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 94,185 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,949 |
| Brunei Country Quiz | 0 | - | 4.87 | 21,992 |
| Chinese Inventions | 0 | - | 4.30 | 33,828 |
| China A-Z | 0 | - | 4.55 | 67,412 |
| Countries that Beat China | 0 | - | 4.85 | 116,241 |
| Countries that Border China | 0 | - | 4.96 | 263,683 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,617 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,320 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,893 |
| Closest Countries to North Korea | 0 | - | 4.94 | 122,691 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 93,513 |
| Bhutan Country Quiz | 0 | - | 4.87 | 24,277 |
| States of India Map Quiz | 0 | - | 4.83 | 26,670 |
| Countries Bordering India | 0 | - | 4.98 | 163,616 |
| Countries Closest to India | 0 | - | 4.97 | 102,996 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,508 |
| Jewish Cities Quiz | 0 | - | 4.34 | 61,894 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,427 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 427,313 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,734 |
| Olympian Gods Quiz | 0 | - | 4.96 | 502,253 |
| Ancient Greek Words | 0 | - | 4.93 | 112,039 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,478 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,876 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,608 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 191,218 |
| The Life of Winston Churchill | 0 | - | 4.16 | 11,857 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,650 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 416,310 |
| Turkmenistan Country Quiz | 0 | - | 4.81 | 26,053 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,966 |
| World Capitals Closest to Jerusalem | 0 | - | 4.47 | 45,013 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 44,002 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,952 |
| Countries Closest to Egypt | 0 | - | 4.83 | 101,252 |
| Countries that Beat Egypt | 0 | - | 4.88 | 57,161 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,323 |
| Biggest Axis-Controlled Cities | 0 | - | 4.44 | 48,953 |
| All U.S. Supreme Court Justices | 0 | - | 4.54 | 29,118 |
| All U.S. Supreme Court Justices Ever | 0 | - | 4.50 | 11,838 |
| First Names of U.S. Presidents | 0 | - | 4.86 | 382,528 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 192,787 |
| U.S. Civil War Decoder | 0 | - | 4.14 | 25,304 |
| Top 10 Most Jewish U.S. States | 0 | - | 4.31 | 43,046 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 221,611 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 134,764 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,959 |
| Europe Map Quiz | 0 | - | 5.00 | 4,774,476 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 530,946 |
| History of Russia Quiz | 0 | - | 4.47 | 31,970 |
| Arms Exports - Russia | 0 | - | 4.49 | 25,161 |
| Soviet Leaders 1917–1991 | 0 | - | 4.44 | 95,262 |
| Countries of the Soviet Union | 0 | - | 4.98 | 195,224 |
| The Dictator Files: Joseph Stalin | 0 | - | 4.37 | 48,580 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,420 |
| History of Italy | 0 | - | 4.55 | 32,085 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 438,376 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,746 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,323 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,991 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,739 |
| Asian Islands | 0 | - | 4.49 | 20,872 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,304 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 65,876 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,526 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,037 |
| Asian Geography by Letter - T | 0 | - | 4.51 | 57,500 |
| Asian Physical Geography | 0 | - | 4.61 | 35,571 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,579 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,637 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,308 |
| East Asian Islands on the Map | 0 | - | 4.54 | 33,152 |
| 10 Westernmost Countries in Asia | 0 | - | 4.69 | 71,335 |
| Asian Diaspora - Top 10 Countries | 0 | - | 4.75 | 41,365 |
| Asian Island Nations | 0 | - | 4.63 | 94,334 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,136 |
| The Only Asian Country ... | 0 | - | 4.69 | 122,607 |
| Asia's Busiest Airports | 0 | - | 4.69 | 52,949 |
| Ten Highest HDI Countries in Asia | 0 | - | 4.45 | 54,866 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,161 |
| Asian Geography By Letter - O | 0 | - | 4.66 | 32,079 |
| Asian Countries with the Fewest Borders | 0 | - | 4.74 | 107,141 |
| Arab Spring Countries | 0 | - | 4.51 | 44,127 |
| History of Israel | 0 | - | 3.81 | 11,089 |
| Ottoman Empire Quiz | 0 | - | 4.37 | 17,172 |
| Countries Surrounding Istanbul | 0 | - | 4.89 | 24,894 |
| Egyptian Gods and Goddesses | 0 | - | 4.43 | 27,601 |
