| African Great Lakes | 0 | - | 4.82 | 66,144 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,083 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,338 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,369 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,415 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,639 |
| Africa Map Quiz | 0 | - | 5.00 | 2,116,548 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,725 |
| African Physical Geography | 0 | - | 4.51 | 31,680 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,744 |
| Countries of Africa | 0 | - | 5.00 | 2,533,898 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,781 |
| African East Coast | 0 | - | 4.96 | 95,958 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,063 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,402 |
| Flags of Africa Quiz | 0 | - | 5.00 | 470,429 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,563 |
| African Island Countries | 0 | - | 4.96 | 101,539 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,371 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,850 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,509 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,147 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,198 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 115,625 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,942 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,141 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,875 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,277 |
| Top 10 African Countries by Coastline | 0 | - | 4.27 | 47,914 |
| South China Sea Countries | 0 | - | 4.78 | 57,681 |
| The Only African Country ... | 0 | - | 4.99 | 129,042 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,104 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,732 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,111 |
| Asian Physical Geography | 0 | - | 4.60 | 35,504 |
| Rivers of the United States | 0 | - | 4.93 | 66,135 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,314 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,786 |
| Europe Map Quiz | 0 | - | 5.00 | 4,759,513 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,045 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,457 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,765 |
| Seas of Europe | 0 | - | 4.37 | 84,619 |
| Capitals by River | 0 | - | 4.55 | 48,302 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,447,680 |
| Oceania Map Quiz | 0 | - | 4.98 | 641,561 |
| Asia Map Quiz | 0 | - | 4.99 | 915,818 |
| European Physical Geography | 0 | - | 4.26 | 33,493 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,905 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,137 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,496 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,831 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,752 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,959 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,896 |
| Botswana Country Quiz | 0 | - | 4.90 | 22,510 |
| Mauritius Country Quiz | 0 | - | 4.83 | 22,253 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,855 |
| Asia Capitals Quiz | 0 | - | 4.98 | 692,042 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,812 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,746 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,120 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,083 |
| The Only European Country ... | 0 | - | 4.91 | 216,355 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,148 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,041 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,974 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,624 |
| Countries of Africa by Borders in 30 Seconds | 0 | - | 4.43 | 355,760 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,382,074 |
| United States Map Quiz | 0 | - | 4.98 | 4,156,295 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,595 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,851 |
| Australia Map Quiz | 0 | - | 4.95 | 344,186 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,249 |
| Sudan Country Quiz | 0 | - | 4.91 | 27,648 |
| Colonies of Africa with a Map | 0 | - | 4.78 | 54,405 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,242,326 |
| Flags of Asia Quiz | 0 | - | 4.99 | 612,724 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,524 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,982 |
| Europe Capital to Country | 0 | - | 4.99 | 249,858 |
| Asia Capital to Country | 0 | - | 4.96 | 126,571 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,753 |
| European Capitals by Map | 0 | - | 4.99 | 138,913 |
| African Capitals by Map | 0 | - | 4.99 | 133,614 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,226 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,991 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,334 |
| European Coastal Capitals | 0 | - | 4.95 | 90,502 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,547 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,608 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,786 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,792 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,327,414 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,464 |
| Countries of the Middle East | 0 | - | 4.96 | 200,987 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,171 |
| Slavic Countries | 0 | - | 4.96 | 111,581 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,844 |
| Landforms by Country | 0 | - | 4.52 | 51,967 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,022,060 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,779 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,410 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,572 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,646 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,569 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,163 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,111 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,081 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,922 |
| Countries with the Most Sheep | 0 | - | 4.92 | 103,190 |
| Ten Highest HDI Countries in Africa | 0 | - | 4.70 | 67,819 |
| Countries Closest to the Aegean Sea | 0 | - | 4.75 | 66,842 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,790 |
| South America Map Quiz | 0 | - | 5.00 | 1,548,779 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,607 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,073 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,942 |
| North America Map Quiz | 0 | - | 4.98 | 248,203 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,162 |
| Flags of North and South America | 0 | - | 4.99 | 372,606 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.20 | 71,903 |
| Australian States and Territories | 0 | - | 4.96 | 141,828 |
| Canada Provinces and Territories | 0 | - | 5.00 | 342,029 |
| Counties of England | 0 | - | 4.97 | 795,899 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 171,209 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,677 |
| South American Physical Geography | 0 | - | 4.58 | 18,335 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.80 | 53,230 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,957 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,270 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,356 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,254 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,189 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,905 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,705 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,710 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,185 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,746 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,389 |
| Official Cities in the UK | 0 | - | 4.89 | 283,408 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,992 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,451 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,396 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,965 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,144 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,779 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,138 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,247 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,239 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,827 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,195 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,042 |
| Countries With No Rivers | 0 | - | 4.96 | 76,752 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,023 |
| Monarchies of Europe | 0 | - | 4.90 | 98,055 |
| Monarchies of Asia | 0 | - | 4.97 | 71,040 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,829 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 112,442 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,635 |
| The Only American Country ... | 0 | - | 4.92 | 121,519 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,761 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,404 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,899 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,994 |
| European Countries with One Border | 0 | - | 4.97 | 182,666 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,470 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,288 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,698 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,380 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,887 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,290 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 145,321 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,850 |
| Flags of Oceania | 0 | - | 5.00 | 258,688 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,151 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,413 |
| Regions of Italy | 0 | - | 4.92 | 75,761 |
| States of India | 0 | - | 4.95 | 192,994 |
| Japanese Prefectures | 0 | - | 4.98 | 136,657 |
| Provinces of China | 0 | - | 4.97 | 204,027 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,817 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,937 |
| States of Germany | 0 | - | 4.96 | 152,283 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,120 |
| Federal Subjects of Russia | 0 | - | 4.95 | 146,864 |
| Provinces of Turkey | 0 | - | 4.95 | 203,895 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,997 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,725 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,335 |
| Sea in the Answers | 0 | - | 4.10 | 48,893 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,428 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,441 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,055 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,972 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,109 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,656 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,610 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,083 |
