| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,756 |
| Rivers of the United States | 0 | - | 4.93 | 65,423 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,371 |
| African Great Lakes | 0 | - | 4.82 | 65,017 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,752 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,773 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,038 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,099 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,734 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,716 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,417 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.64 | 75,166 |
| Australian States and Territories | 0 | - | 4.95 | 140,545 |
| Australian Immigration by Country | 0 | - | 4.81 | 76,987 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,251 |
| Flags of Oceania | 0 | - | 5.00 | 254,566 |
| Asian Physical Geography | 0 | - | 4.61 | 35,358 |
| New Zealand Country Quiz | 0 | - | 4.68 | 75,419 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,667 |
| Regions of New Zealand | 0 | - | 4.85 | 28,097 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,874 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 35,875 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,274 |
| Europe Map Quiz | 0 | - | 5.00 | 4,726,959 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,627 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,203 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,573 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,736 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 114,628 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,436,931 |
| Africa Map Quiz | 0 | - | 5.00 | 2,102,581 |
| Asia Map Quiz | 0 | - | 4.99 | 905,633 |
| African Physical Geography | 0 | - | 4.51 | 31,555 |
| European Physical Geography | 0 | - | 4.26 | 33,364 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,804 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,311 |
| Asia Capitals Quiz | 0 | - | 4.98 | 684,760 |
| South China Sea Countries | 0 | - | 4.78 | 57,466 |
| Countries of Africa | 0 | - | 5.00 | 2,504,046 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,820 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,374,497 |
| United States Map Quiz | 0 | - | 4.98 | 4,139,473 |
| Australia Map Quiz | 0 | - | 4.94 | 342,207 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,048 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 51,894 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,223,860 |
| Flags of Asia Quiz | 0 | - | 4.99 | 604,404 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,704 |
| Countries with Wild Tigers | 0 | - | 4.96 | 135,532 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,263 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,499 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,700 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,322 |
| The Only European Country ... | 0 | - | 4.91 | 213,457 |
| 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 | 59,303 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,150 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,311 |
| Countries Closest to the Aegean Sea | 0 | - | 4.75 | 66,636 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,277 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,198 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,280 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,778 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,136 |
| Flags of North and South America | 0 | - | 4.99 | 365,359 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,222 |
| Counties of England | 0 | - | 4.97 | 788,224 |
| Hawaiian Islands | 0 | - | 4.83 | 42,395 |
| South American Physical Geography | 0 | - | 4.58 | 18,260 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.80 | 52,945 |
| Seas of Europe | 0 | - | 4.37 | 83,775 |
| African East Coast | 0 | - | 4.96 | 94,904 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,666 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,236 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,637 |
| Europe Capital to Country | 0 | - | 4.99 | 247,265 |
| Asia Capital to Country | 0 | - | 4.96 | 125,608 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,270 |
| European Capitals by Map | 0 | - | 4.99 | 135,902 |
| African Capitals by Map | 0 | - | 4.99 | 132,037 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,744 |
| Asian Capitals by Map | 0 | - | 4.98 | 60,952 |
| 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 | 89,629 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,141 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,335 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,511 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,368 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,088 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,015 |
| Countries of the Middle East | 0 | - | 4.96 | 198,683 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,129 |
| Slavic Countries | 0 | - | 4.96 | 110,766 |
| African Island Countries | 0 | - | 4.96 | 100,643 |
| Top 10 African Countries by Coastline | 0 | - | 4.27 | 47,797 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,452 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 124,554 |
| Landforms by Country | 0 | - | 4.52 | 51,909 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,577 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,349 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,898 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,460 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,571 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,667 |
| 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 | 150,184 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,454 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,144 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,315 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,126 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,413 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,333 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,467 |
| 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 | 127,056 |
| North America Map Quiz | 0 | - | 4.98 | 243,958 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,172 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,256 |
| UK Cities Map Quiz | 0 | - | 4.95 | 461,857 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,492 |
| Lakes in the United States by Clue | 0 | - | 4.31 | 19,169 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 70,568 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,234 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,538 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,433 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,587 |
| Countries With The Most Bird Species | 0 | - | 4.92 | 32,176 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,690 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,795 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,671 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,890 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,758 |
| Official Cities in the UK | 0 | - | 4.89 | 280,103 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,078 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,627 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,038 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,569 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,291 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,463 |
| 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 | 118,001 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,070 |
| 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 Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,603 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,696 |
| UK Immigration by Country | 0 | - | 4.94 | 139,480 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,095 |
| Central American Countries | 0 | - | 4.98 | 154,906 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,504 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,658 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,237 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,246 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,064 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,773 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 239,922 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,072 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,282 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,146 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 90,995 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,717 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,282 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,701 |
| Monarchies of Europe | 0 | - | 4.90 | 97,197 |
| Monarchies of Asia | 0 | - | 4.97 | 70,531 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,363 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,115 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,376 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,213,902 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 111,404 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,523 |
| The Only African Country ... | 0 | - | 4.99 | 128,254 |
| The Only American Country ... | 0 | - | 4.92 | 120,647 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,732 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,160 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,014 |
| 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 | 136,196 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,902 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,444 |
| Countries with the Most Wolves | 0 | - | 4.92 | 106,947 |
| Countries That Border Russia | 0 | - | 4.98 | 458,506 |
| European Countries with One Border | 0 | - | 4.97 | 181,443 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 177,960 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,415 |
| Countries Bordering France | 0 | - | 4.85 | 395,708 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,639 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,166 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,412 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,109 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,941 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,001 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,222 |
