| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,155 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,342 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,109 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,043 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,838 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,194 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,205 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,939 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,077 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,085 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 60,938 |
| African Capitals by Map | 0 | - | 4.99 | 132,113 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,287 |
| Top 10 Richest Countries in Asia | 0 | - | 4.73 | 104,763 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,481 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,668 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,745 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,501 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,795 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,631 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,428 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 39,968 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,888 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,647 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,735 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,195 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,054 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,829 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,205 |
| European Cities with the Biggest Economies | 0 | - | 4.62 | 38,172 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,179 |
| Random African Capital to Country | 0 | - | 4.97 | 99,711 |
| Random African Country to Capital | 0 | - | 4.94 | 70,197 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,845 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,791 |
| African Countries with the Most Muslims | 0 | - | 4.80 | 100,392 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,246 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 88,934 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,665 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,303 |
| Every African Country Shape | 0 | - | 4.90 | 86,046 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,643 |
| Biggest Trading Partners - South Africa | 0 | - | 4.80 | 40,124 |
| Europe Map Quiz | 0 | - | 5.00 | 4,730,013 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,246 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,165 |
| Independence from Whom | 0 | - | 4.99 | 209,610 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,694 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,981 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,866 |
| Hindu Countries | 0 | - | 4.85 | 49,541 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,490 |
| Countries by Founding Story | 0 | - | 4.95 | 76,499 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,441 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,701 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,214 |
| Egypt Country Quiz | 0 | - | 4.82 | 77,018 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,439,436 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,046 |
| Africa Map Quiz | 0 | - | 5.00 | 2,103,799 |
| Asia Map Quiz | 0 | - | 4.99 | 906,699 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,070 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,175 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,564 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 81,757 |
| Random African Flag to Country | 0 | - | 4.87 | 74,182 |
| Countries of Africa | 0 | - | 5.00 | 2,506,625 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,302 |
| Countries Closest to Egypt | 0 | - | 4.83 | 100,528 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,609 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,169 |
| Africa Flags Map Quiz | 0 | - | 4.94 | 35,900 |
| Australia Map Quiz | 0 | - | 4.94 | 342,392 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,226 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,225,842 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,230 |
| Cities in European History #1 | 0 | - | 4.63 | 133,069 |
| Name a City - European Countries | 0 | - | 4.92 | 64,344 |
| Cities by Former Name | 0 | - | 4.84 | 90,938 |
| Recently Independent Countries | 0 | - | 4.98 | 157,948 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,900 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,422 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,778 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,474 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,343 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,607 |
| The Only European Country ... | 0 | - | 4.91 | 213,718 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,043 |
| Countries of the World in 1900 | 0 | - | 4.89 | 83,444 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 193,072 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 148,774 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,457 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,181 |
| Arms Exports - United States | 0 | - | 4.70 | 54,322 |
| Countries by Former Name | 0 | - | 4.99 | 124,248 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,267 |
| Historical City to Country | 0 | - | 4.84 | 78,114 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,643 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 189,868 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,334 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,331 |
| Biggest Trading Partners - Turkey | 0 | - | 4.80 | 50,158 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,776 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,905 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,764 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,423 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,896 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,991 |
| Flags of North and South America | 0 | - | 4.99 | 366,796 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,724 |
| Counties of England | 0 | - | 4.97 | 788,913 |
| African East Coast | 0 | - | 4.96 | 95,008 |
| Colonies of Africa with a Map | 0 | - | 4.77 | 53,927 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,940 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,159 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,245 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,226 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,569 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,532 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,771 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,167 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,317 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,754 |
| Former Capitals | 0 | - | 4.88 | 71,129 |
| Europe Capital to Country | 0 | - | 4.99 | 247,456 |
| Asia Capital to Country | 0 | - | 4.96 | 125,709 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,399 |
| European Capitals by Map | 0 | - | 4.99 | 136,154 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,083 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,080 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,146 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,577 |
| European Coastal Capitals | 0 | - | 4.95 | 89,713 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,170 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,637 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,685 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,407 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,290 |
| Countries Settled by Vikings | 0 | - | 4.93 | 120,821 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,233 |
| Countries of the Middle East | 0 | - | 4.96 | 198,838 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,218 |
| Slavic Countries | 0 | - | 4.96 | 110,820 |
| African Island Countries | 0 | - | 4.96 | 100,748 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,263 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,482 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 98,682 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 124,670 |
| Random African Countries on a Map | 0 | - | 4.99 | 293,295 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,668 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,449 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,042 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,576 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,672 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,731 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,133 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,138 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,256 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,540 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,219 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,375 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,201 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,479 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 26,922 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,703 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,111 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,447 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,157 |
| North America Map Quiz | 0 | - | 4.98 | 244,304 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,422 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,322 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,057 |
| Australian States and Territories | 0 | - | 4.95 | 140,635 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,764 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,128 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,658 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,007 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,647 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,371 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,743 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,588 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,726 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 118,554 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 218,463 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,441 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,427 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,092 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 108,677 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,065 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,521 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,853 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,927 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,958 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,809 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,276 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,559 |
| Official Cities in the UK | 0 | - | 4.89 | 280,415 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,158 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,837 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,297 |
