| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,720 |
| North Sea Countries | 0 | - | 4.92 | 86,558 |
| Black Sea Countries | 0 | - | 4.87 | 60,298 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 64,979 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,071 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,251 |
| Countries With No Rivers | 0 | - | 4.96 | 75,974 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 66,925 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 114,618 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,172 |
| African Great Lakes | 0 | - | 4.82 | 65,014 |
| Natural Features of Countries #1 | 0 | - | 4.86 | 83,330 |
| Countries with Fjords | 0 | - | 4.93 | 100,140 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,038 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 35,875 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,733 |
| Seas of Europe | 0 | - | 4.37 | 83,775 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,417 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,756 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,104 |
| Rivers of the United States | 0 | - | 4.93 | 65,423 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 410,992 |
| Asian Physical Geography | 0 | - | 4.61 | 35,358 |
| Seas on the World Map | 0 | - | 4.96 | 133,692 |
| Seas of the World | 0 | - | 5.00 | 154,016 |
| Biggest City by River | 0 | - | 4.41 | 52,681 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,288 |
| Europe Map Quiz | 0 | - | 5.00 | 4,726,919 |
| Megadiverse Countries | 0 | - | 4.97 | 133,827 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,436,927 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,364 |
| Africa Map Quiz | 0 | - | 5.00 | 2,102,565 |
| Asia Map Quiz | 0 | - | 4.99 | 905,613 |
| African Physical Geography | 0 | - | 4.51 | 31,555 |
| European Physical Geography | 0 | - | 4.26 | 33,363 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,796 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,319 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,301 |
| Asia Capitals Quiz | 0 | - | 4.98 | 684,744 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,700 |
| Countries with Wild Tigers | 0 | - | 4.96 | 135,532 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,262 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,697 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,320 |
| The Only European Country ... | 0 | - | 4.91 | 213,453 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.88 | 86,358 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,811 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,301 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,150 |
| Countries of Africa | 0 | - | 5.00 | 2,504,014 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,374,462 |
| United States Map Quiz | 0 | - | 4.98 | 4,139,452 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,715 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,279 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,767 |
| Australia Map Quiz | 0 | - | 4.94 | 342,206 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,046 |
| African East Coast | 0 | - | 4.96 | 94,902 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,223,837 |
| Flags of Asia Quiz | 0 | - | 4.99 | 604,395 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,664 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,235 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,636 |
| Europe Capital to Country | 0 | - | 4.99 | 247,262 |
| Asia Capital to Country | 0 | - | 4.96 | 125,604 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,269 |
| European Capitals by Map | 0 | - | 4.99 | 135,899 |
| African Capitals by Map | 0 | - | 4.99 | 132,036 |
| Asian Capitals by Map | 0 | - | 4.98 | 60,950 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,062 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,519 |
| European Coastal Capitals | 0 | - | 4.95 | 89,628 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,141 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,333 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,511 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,368 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,490 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,012 |
| Countries of the Middle East | 0 | - | 4.96 | 198,682 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,128 |
| Slavic Countries | 0 | - | 4.96 | 110,765 |
| African Island Countries | 0 | - | 4.96 | 100,641 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,452 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,281 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,573 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,345 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,894 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,458 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,571 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,665 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,102 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,064 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,181 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,452 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,140 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,312 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,125 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,412 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,333 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,264 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,191 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 127,932 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,397 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,055 |
| North America Map Quiz | 0 | - | 4.98 | 243,956 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,165 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,256 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,123 |
| Flags of North and South America | 0 | - | 4.99 | 365,327 |
| Australian States and Territories | 0 | - | 4.95 | 140,543 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,215 |
| Counties of England | 0 | - | 4.97 | 788,215 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,486 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,627 |
| South American Physical Geography | 0 | - | 4.58 | 18,260 |
| World's Longest Rivers | 0 | - | 4.87 | 120,949 |
| Australian Immigration by Country | 0 | - | 4.81 | 76,987 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 70,568 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,226 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,536 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,432 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,584 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,725 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,742 |
| Landforms by Country | 0 | - | 4.52 | 51,909 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,466 |
| UK Cities Map Quiz | 0 | - | 4.95 | 461,857 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.80 | 52,945 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,689 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,793 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,669 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,888 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,756 |
| Official Cities in the UK | 0 | - | 4.89 | 280,102 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,462 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,525 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,324 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 117,999 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,068 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,639 |
| Capitals by River | 0 | - | 4.55 | 48,219 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,361 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,693 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,092 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,234 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,245 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,282 |
| Monarchies of Europe | 0 | - | 4.90 | 97,194 |
| Monarchies of Asia | 0 | - | 4.97 | 70,531 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,375 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 111,402 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,520 |
| The Only African Country ... | 0 | - | 4.99 | 128,253 |
| The Only American Country ... | 0 | - | 4.92 | 120,646 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,729 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,192 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,953 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,194 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,902 |
| Countries with the Most Wolves | 0 | - | 4.92 | 106,946 |
| Countries That Border Russia | 0 | - | 4.98 | 458,498 |
| European Countries with One Border | 0 | - | 4.97 | 181,442 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 177,958 |
| Countries Bordering France | 0 | - | 4.85 | 395,588 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,630 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,001 |
| Regions of France Map Quiz | 0 | - | 4.97 | 142,979 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,546 |
| Counties of England Map Quiz | 0 | - | 4.97 | 305,919 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,299 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 56,848 |
| Flags of Oceania | 0 | - | 5.00 | 254,555 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,617 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,736 |
| Regions of Italy | 0 | - | 4.92 | 74,585 |
| States of India | 0 | - | 4.94 | 189,653 |
| US States Quiz | 0 | - | 5.00 | 16,676,812 |
| Japanese Prefectures | 0 | - | 4.98 | 134,247 |
| Provinces of China | 0 | - | 4.97 | 199,654 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,122 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,828 |
| States of Germany | 0 | - | 4.96 | 149,740 |
| Regions of New Zealand | 0 | - | 4.85 | 28,097 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,050 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,552 |
| Provinces of Turkey | 0 | - | 4.95 | 199,883 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,874 |
| Geological Extremes | 0 | - | 4.34 | 39,921 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 86,765 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 55,539 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,826 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 48,967 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 65,924 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,260 |
| Pixelated Africa Map | 0 | - | 4.98 | 98,937 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,273 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,626 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 93,812 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,748 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,035 |
