| Rivers of the United States | 0 | - | 4.93 | 65,698 |
| African Great Lakes | 0 | - | 4.82 | 65,481 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,861 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,001 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,143 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.91 | 96,235 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,009 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,360 |
| South America Map Quiz | 0 | - | 5.00 | 1,542,997 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,520 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,888 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,586 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,378 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,061 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,373 |
| Asian Physical Geography | 0 | - | 4.61 | 35,408 |
| Central American Countries | 0 | - | 4.98 | 155,330 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,551 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,436 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,035 |
| States of Mexico | 0 | - | 4.95 | 174,055 |
| States of Brazil | 0 | - | 4.98 | 86,790 |
| South American Physical Geography | 0 | - | 4.58 | 18,293 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 35,951 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,384 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,437 |
| Europe Map Quiz | 0 | - | 5.00 | 4,739,678 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 124,778 |
| South China Sea Countries | 0 | - | 4.78 | 57,547 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,215 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,442,727 |
| Oceania Map Quiz | 0 | - | 4.98 | 637,085 |
| Africa Map Quiz | 0 | - | 5.00 | 2,107,774 |
| Asia Map Quiz | 0 | - | 4.99 | 909,063 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,423 |
| African Physical Geography | 0 | - | 4.51 | 31,596 |
| European Physical Geography | 0 | - | 4.26 | 33,404 |
| Longest Rivers in the UK | 0 | - | 4.42 | 13,747 |
| Major U.S. Rivers with State Names | 0 | - | 4.49 | 39,420 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,947 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 503,116 |
| Africa Capitals Quiz | 0 | - | 4.99 | 732,220 |
| Asia Capitals Quiz | 0 | - | 4.98 | 687,793 |
| Countries of Africa | 0 | - | 5.00 | 2,515,231 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,608 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,631 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,377,903 |
| United States Map Quiz | 0 | - | 4.98 | 4,145,579 |
| Australia Map Quiz | 0 | - | 4.94 | 342,922 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,835 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,231,221 |
| Flags of Asia Quiz | 0 | - | 4.99 | 607,477 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,445 |
| Which City in Latin America? | 0 | - | 4.63 | 46,901 |
| Which City in Canada? | 0 | - | 4.82 | 56,799 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,546 |
| Countries with Wild Tigers | 0 | - | 4.96 | 135,885 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,537 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,897 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,059 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,008 |
| The Only European Country ... | 0 | - | 4.91 | 214,603 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 86,605 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,667 |
| European Countries NOT in NATO | 0 | - | 4.87 | 60,000 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,386 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,015,014 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,666 |
| Countries Closest to the Aegean Sea | 0 | - | 4.75 | 66,694 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,029 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,050 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,932 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,196 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,784 |
| Flags of Africa Quiz | 0 | - | 5.00 | 465,264 |
| U.S. State Flags | 0 | - | 4.89 | 168,106 |
| Flags of North and South America | 0 | - | 4.99 | 368,976 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,032 |
| Counties of England | 0 | - | 4.97 | 791,162 |
| Hawaiian Islands | 0 | - | 4.83 | 42,506 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.80 | 53,048 |
| Seas of Europe | 0 | - | 4.37 | 84,417 |
| U.S. States that Border Canada | 0 | - | 4.91 | 183,122 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,161 |
| African East Coast | 0 | - | 4.96 | 95,315 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,321 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,523,467 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,779 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,416 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,352 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,204 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,174 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,931 |
| Official Cities in the UK | 0 | - | 4.89 | 281,371 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,860 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,208 |
| Europe Capital to Country | 0 | - | 4.99 | 248,472 |
| Asia Capital to Country | 0 | - | 4.96 | 125,988 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,848 |
| European Capitals by Map | 0 | - | 4.99 | 137,177 |
| African Capitals by Map | 0 | - | 4.99 | 132,532 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,409 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,719 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,851 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,536 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,591 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,392 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,457 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,366 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,841 |
| European Coastal Capitals | 0 | - | 4.95 | 89,970 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,286 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,684 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,387 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,502 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,834 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,707 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,903 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,369 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,951 |
| Countries of the Middle East | 0 | - | 4.96 | 199,466 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,530 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,588 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,511 |
| Slavic Countries | 0 | - | 4.96 | 111,065 |
| African Island Countries | 0 | - | 4.96 | 100,999 |
| Top 10 African Countries by Coastline | 0 | - | 4.27 | 47,847 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.64 | 75,280 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,598 |
| Monarchies of Europe | 0 | - | 4.90 | 97,542 |
| Monarchies of Asia | 0 | - | 4.97 | 70,729 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,542 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 111,750 |
| Landforms by Country | 0 | - | 4.52 | 51,928 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,042 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,750 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,479 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,283 |
| The Only African Country ... | 0 | - | 4.99 | 128,557 |
| The Only American Country ... | 0 | - | 4.92 | 121,010 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,859 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,956 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,965 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,023 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,295 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,378 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,543 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,763 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,516 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,598 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,457 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,691 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,356 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,213 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,636 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,679 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,311 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,307 |
| European Countries with One Border | 0 | - | 4.97 | 181,900 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,805 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,567 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,510 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,001 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,412 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,642 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,377 |
| North America Map Quiz | 0 | - | 4.98 | 245,762 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,548 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,518 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,814 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,645 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,226 |
| Flags of Oceania | 0 | - | 5.00 | 256,213 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,223 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,035 |
| Regions of Italy | 0 | - | 4.92 | 74,990 |
| States of India | 0 | - | 4.94 | 191,088 |
| Australian States and Territories | 0 | - | 4.96 | 141,172 |
| US States Quiz | 0 | - | 5.00 | 16,745,521 |
| Japanese Prefectures | 0 | - | 4.98 | 135,217 |
| Provinces of China | 0 | - | 4.97 | 201,186 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,829 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,199 |
| States of Germany | 0 | - | 4.96 | 150,683 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,542 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,774 |
| Provinces of Turkey | 0 | - | 4.95 | 202,370 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,641 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,687 |
| Top 10 U.S. States with the Longest Coastline | 0 | - | 4.45 | 50,727 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,088 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,053 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,121 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,527 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,084 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,883 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,925 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,834 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,124 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,255 |
