| Countries with Wild Tigers | 0 | - | 4.96 | 137,130 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,422 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.88 | 87,432 |
| Countries with the Most Sheep | 0 | - | 4.93 | 103,514 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 33,133 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 112,915 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,436 |
| Europe Map Quiz | 0 | - | 5.00 | 4,780,106 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,835 |
| World Map Quiz | 0 | - | 4.81 | 65,388 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,451,001 |
| Oceania Map Quiz | 0 | - | 4.98 | 657,781 |
| Africa Map Quiz | 0 | - | 5.00 | 2,125,730 |
| Asia Map Quiz | 0 | - | 4.99 | 922,847 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 55,097 |
| Animal Populations of Countries | 0 | - | 4.52 | 44,002 |
| Top 15 Countries with the Most Cows | 0 | - | 4.74 | 107,422 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,238 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,672 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,402 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,803 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,386,150 |
| United States Map Quiz | 0 | - | 4.98 | 4,167,456 |
| Australia Map Quiz | 0 | - | 4.95 | 345,726 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,679 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,643 |
| Countries with Wild Lions | 0 | - | 4.77 | 26,503 |
| Countries with More Cows than People | 0 | - | 4.46 | 61,568 |
| Where Do Musk Oxen Live? | 0 | - | 4.63 | 15,341 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 643,069 |
| South America Map Quiz | 0 | - | 5.00 | 1,553,997 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,381 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,596 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,629 |
| North America Map Quiz | 0 | - | 4.98 | 250,611 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,388 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,601 |
| Top 10 Countries with the Most Horses | 0 | - | 4.49 | 69,186 |
| Boundary Waters | 0 | - | 4.92 | 88,680 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,342 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,497 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,801 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,000 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,336 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,510 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,647 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 904,151 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,878 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 146,275 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,575 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,742,860 |
| Top Countries for Shark Attacks | 0 | - | 4.47 | 45,901 |
| Landlocked Countries | 0 | - | 4.99 | 423,969 |
| National Animals | 0 | - | 4.24 | 90,153 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,334 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 94,327 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 186,570 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 150,007 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,428 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,790 |
| States of India Map Quiz | 0 | - | 4.83 | 26,784 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,439 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,497 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,886 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,303 |
| China Cities Map Quiz | 0 | - | 4.94 | 105,707 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,862 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.50 | 24,870 |
| African Great Lakes | 0 | - | 4.82 | 66,768 |
| Animals by Close-up Image | 0 | - | 4.42 | 218,824 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,896 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,412 |
| Mammals by Picture #1 | 0 | - | 4.70 | 92,236 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,825 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,729 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 124,745 |
| World Capitals Quiz | 0 | - | 5.00 | 5,095,698 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,406 |
| Himalayan Countries | 0 | - | 4.94 | 139,574 |
| Andean Countries | 0 | - | 4.94 | 85,083 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,270 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,496 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,830 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,137 |
| Danube Countries | 0 | - | 4.97 | 72,219 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,325 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,641 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,735 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,241 |
| European Landlocked Countries | 0 | - | 4.99 | 147,399 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,005 |
| Countries with the Most Species | 0 | - | 4.99 | 103,430 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,126 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,686 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,799 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,708 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,443 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,856 |
| Countries in the Alps | 0 | - | 4.87 | 118,507 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,119 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,480 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,822 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,820 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,756 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,101 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,938 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,686 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,310 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,026 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,769 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,634 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,283 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,399 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,642 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,733 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,397 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,480 |
| Countries that Host the Most Refugees | 0 | - | 4.97 | 65,311 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,383 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,966 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,696 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,391 |
| Largest Countries By Category | 0 | - | 4.97 | 158,560 |
| Countries by Countries | 0 | - | 4.96 | 63,452 |
| Top 10 European Countries by Coastline | 0 | - | 4.88 | 138,622 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,540 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,605 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,027 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,351 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,626 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,923 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,792,973 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,279 |
| Western Europe Map Quiz | 0 | - | 4.85 | 93,930 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,765 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,669 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,578 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,772 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 209,601 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,447 |
| Longest International Borders | 0 | - | 4.99 | 265,543 |
| Countries with Three Borders | 0 | - | 4.96 | 36,696 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,259 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,379 |
| Demonym of Every Country | 0 | - | 4.90 | 61,182 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,363 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,595,586 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,150 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 408,638 |
| Island Countries | 0 | - | 4.99 | 711,830 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,052,610 |
| Northernmost Countries | 0 | - | 4.99 | 363,146 |
| Countries of South America | 0 | - | 5.00 | 930,123 |
| Countries of Oceania | 0 | - | 5.00 | 1,060,488 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,883,815 |
| "Land" Countries | 0 | - | 4.98 | 337,912 |
| MLB Cities Map Quiz | 0 | - | 4.50 | 69,864 |
| European Cities Beginning with B - Click Map | 0 | - | 4.77 | 78,600 |
| Top World Languages | 0 | - | 4.92 | 827,401 |
| African Physical Geography | 0 | - | 4.51 | 31,782 |
| Asian Physical Geography | 0 | - | 4.61 | 35,592 |
| Animals of Australia | 0 | - | 4.52 | 42,435 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,745 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,936 |
| North American Bird-Named Teams | 0 | - | 4.44 | 67,965 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,389,045 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 116,203 |
| All Country Flags of the World | 0 | - | 5.00 | 3,698,458 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,894 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,329 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,455 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,733 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,391 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,251 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,442 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,656 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,356 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,800 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,451,439 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,776 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,469 |
| Countries with Megacities | 0 | - | 4.99 | 265,929 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,268 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,762 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,523 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,873 |
| Biggest Cities in the World | 0 | - | 4.92 | 803,562 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,986 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,904 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,799 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,988 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,920 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,794 |
| Countries by Capital City | 0 | - | 5.00 | 69,078 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,648 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,056 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,086 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,629 |
| Moved Capital Cities | 0 | - | 4.96 | 74,524 |
| Countries by Official Language | 0 | - | 4.95 | 195,671 |
