| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,281 |
| Hindu Countries | 0 | - | 4.86 | 49,591 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,762 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,363 |
| Countries Closest to Israel | 0 | - | 4.67 | 105,243 |
| World Capitals Closest to Jerusalem | 0 | - | 4.47 | 44,819 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,366 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,259 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,440,553 |
| Asia Map Quiz | 0 | - | 4.99 | 907,130 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,909 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,864 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,286 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,690 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,982 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,738 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,979 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,483 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,663 |
| Asia Capital to Country | 0 | - | 4.96 | 125,771 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,153 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,192 |
| Countries of the Middle East | 0 | - | 4.96 | 198,945 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,726 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,502 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,777 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,430 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,265 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,687 |
| Israel Country Quiz | 0 | - | 3.89 | 74,666 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,356 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,017 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,998 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,831 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,189 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,370 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,486 |
| Monarchies of Asia | 0 | - | 4.97 | 70,611 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,434 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,804 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,060 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,422 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,966 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,674 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,851 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,626 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,901 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,870 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,271 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,369 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,810 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,780 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,462 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 124,745 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,220 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,498 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,982 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,063 |
| Japan Country Quiz | 0 | - | 4.92 | 141,277 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,338 |
| Syria Country Quiz | 0 | - | 4.81 | 32,330 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 92,785 |
| China Cities Map Quiz | 0 | - | 4.93 | 104,064 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,304 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,200 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,156 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 71,737 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,184 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,167 |
| Countries Bordering India | 0 | - | 4.98 | 162,608 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,793 |
| Countries that Border China | 0 | - | 4.96 | 261,831 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,854 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,089 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,235 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,495 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 76,942 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,710 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,514 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 54,897 |
| Countries Closest to Indonesia | 0 | - | 4.96 | 103,974 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 92,793 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,359 |
| Countries Closest to India | 0 | - | 4.97 | 102,214 |
| Countries Closest to Japan | 0 | - | 4.92 | 137,919 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,113 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,243 |
| Europe Map Quiz | 0 | - | 5.00 | 4,731,753 |
| States of India Map Quiz | 0 | - | 4.82 | 26,040 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,097 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,805 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,784 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,638 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,329 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,648 |
| Top 10 Richest Countries in Asia | 0 | - | 4.73 | 104,807 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,505 |
| Countries Closest to Egypt | 0 | - | 4.83 | 100,555 |
| Closest Countries to North Korea | 0 | - | 4.94 | 121,814 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,520 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,789 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,506 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 60,965 |
| Countries that Beat China | 0 | - | 4.86 | 114,723 |
| Brunei Country Quiz | 0 | - | 4.87 | 21,761 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,416 |
| Egypt Country Quiz | 0 | - | 4.82 | 77,041 |
| Oman Country Quiz | 0 | - | 4.86 | 26,684 |
| Kazakhstan Country Quiz | 0 | - | 4.85 | 31,707 |
| Bhutan Country Quiz | 0 | - | 4.87 | 24,017 |
| Turkmenistan Country Quiz | 0 | - | 4.81 | 25,696 |
| Qatar Country Quiz | 0 | - | 4.85 | 31,298 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,381 |
| Africa Map Quiz | 0 | - | 5.00 | 2,104,494 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,236 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.68 | 55,180 |
| Jewish Cities Quiz | 0 | - | 4.34 | 61,651 |
| Cities by Former Name | 0 | - | 4.84 | 90,980 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,372 |
| Which City in the Middle East? | 0 | - | 4.47 | 66,810 |
| Recently Independent Countries | 0 | - | 4.98 | 157,991 |
| Countries That Use the Euro | 0 | - | 4.96 | 103,026 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,310 |
| Independence from Whom | 0 | - | 4.99 | 209,704 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,763 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,824 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,588 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,007 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,385 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,031 |
| The Only European Country ... | 0 | - | 4.91 | 213,884 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,168 |
| Countries of the World in 1900 | 0 | - | 4.89 | 83,516 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 193,188 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 148,885 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,564 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,214 |
| The Only Remaining Asian Country . . . | 0 | - | 4.69 | 45,464 |
| Countries by Former Name | 0 | - | 4.99 | 124,297 |
| Random Asian Countries on a Map | 0 | - | 4.90 | 168,787 |
| Random African Countries on a Map | 0 | - | 4.99 | 293,403 |
| Random American Countries on a Map | 0 | - | 4.96 | 98,649 |
| Random European Countries on a Map | 0 | - | 4.97 | 281,986 |
| Countries of Africa | 0 | - | 5.00 | 2,508,215 |
| Historical City to Country | 0 | - | 4.84 | 78,136 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 412,831 |
| Flags of Countries that Border China | 0 | - | 4.94 | 98,550 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,688 |
| Countries Surrounding Istanbul | 0 | - | 4.89 | 24,701 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 189,929 |
| Biggest Trading Partners - Turkey | 0 | - | 4.80 | 50,186 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 39,977 |
| China A-Z | 0 | - | 4.55 | 66,734 |
| United States Map Quiz | 0 | - | 4.98 | 4,142,043 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,809 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,941 |
| Australia Map Quiz | 0 | - | 4.94 | 342,514 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,329 |
| African East Coast | 0 | - | 4.96 | 95,060 |
| Top 10 Most Jewish U.S. States | 0 | - | 4.31 | 42,743 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 218,574 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,524 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,092 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,226,925 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,110 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,247 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,307 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,285 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,617 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,577 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,819 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,228 |
| Cities in European History #1 | 0 | - | 4.63 | 133,145 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,372 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,807 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,839 |
| Random Asian City to Country | 0 | - | 4.56 | 44,392 |
| Former Capitals | 0 | - | 4.88 | 71,146 |
| Europe Capital to Country | 0 | - | 4.99 | 247,940 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,476 |
| European Capitals by Map | 0 | - | 4.99 | 136,307 |
| African Capitals by Map | 0 | - | 4.99 | 132,192 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,326 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,207 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,629 |
| European Coastal Capitals | 0 | - | 4.95 | 89,773 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,839 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,856 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,428 |
| Countries Settled by Vikings | 0 | - | 4.93 | 120,847 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,909 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,369 |
| Asian Island Nations | 0 | - | 4.63 | 93,756 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,277 |
| Arab Spring Countries | 0 | - | 4.51 | 43,826 |
| Slavic Countries | 0 | - | 4.96 | 110,872 |
| African Island Countries | 0 | - | 4.96 | 100,800 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,275 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,500 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 98,731 |
