| Countries with Wild Tigers | 0 | - | 4.96 | 136,219 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,787 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 86,831 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,870 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,737 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 112,004 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,642 |
| Europe Map Quiz | 0 | - | 5.00 | 4,754,876 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,642 |
| World Map Quiz | 0 | - | 4.81 | 64,462 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,446,384 |
| Oceania Map Quiz | 0 | - | 4.98 | 640,450 |
| Africa Map Quiz | 0 | - | 5.00 | 2,114,422 |
| Asia Map Quiz | 0 | - | 4.99 | 914,279 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 54,839 |
| Animal Populations of Countries | 0 | - | 4.52 | 43,790 |
| Top 15 Countries with the Most Cows | 0 | - | 4.64 | 92,903 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,442 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,607 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,594 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,380,708 |
| United States Map Quiz | 0 | - | 4.98 | 4,153,548 |
| Australia Map Quiz | 0 | - | 4.95 | 343,797 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,897 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,562 |
| Countries with Wild Lions | 0 | - | 4.77 | 26,240 |
| Countries with More Cows than People | 0 | - | 4.45 | 61,194 |
| Where Do Musk Oxen Live? | 0 | - | 4.63 | 15,297 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,074 |
| South America Map Quiz | 0 | - | 5.00 | 1,547,131 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,257 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,962 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,707 |
| North America Map Quiz | 0 | - | 4.98 | 247,583 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,862 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,068 |
| Top 10 Countries with the Most Horses | 0 | - | 4.49 | 68,922 |
| Boundary Waters | 0 | - | 4.92 | 88,364 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,063 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,884 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,592 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,258 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,111 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,528 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,998 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,447 |
| UK Cities Map Quiz | 0 | - | 4.96 | 463,973 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 145,153 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,688 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,311,469 |
| Top Countries for Shark Attacks | 0 | - | 4.46 | 45,788 |
| Landlocked Countries | 0 | - | 4.99 | 418,553 |
| National Animals | 0 | - | 4.24 | 89,594 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,870 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 93,384 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,348 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,085 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,837 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 147,736 |
| States of India Map Quiz | 0 | - | 4.83 | 26,359 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,443 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,416 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,852 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,647 |
| China Cities Map Quiz | 0 | - | 4.94 | 104,889 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,799 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,804 |
| African Great Lakes | 0 | - | 4.82 | 66,008 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,346 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,577 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,524 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,150 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,643 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,482 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,622 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,847 |
| World Capitals Quiz | 0 | - | 5.00 | 5,061,872 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,784 |
| Himalayan Countries | 0 | - | 4.94 | 137,245 |
| Andean Countries | 0 | - | 4.95 | 83,840 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,100 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,502 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,772 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,290 |
| Danube Countries | 0 | - | 4.97 | 71,613 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,490 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,011 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,575 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,640 |
| European Landlocked Countries | 0 | - | 4.99 | 146,727 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,073 |
| Countries with the Most Species | 0 | - | 4.99 | 102,865 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,208 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,419 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,574 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,275 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,952 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,331 |
| Countries in the Alps | 0 | - | 4.87 | 117,627 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,091 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,296 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,382 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,946 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,049 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,417 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,233 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,147 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,943 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,517 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,454 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,317 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,037 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,893 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,164 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,180 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,118 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,037 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,553 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,473 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,213 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,133 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,970 |
| Largest Countries By Category | 0 | - | 4.97 | 157,571 |
| Countries by Countries | 0 | - | 4.96 | 62,802 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,269 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,324 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,379 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,153 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,148 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,464 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,290 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,754,768 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,342 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,720 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,275 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,195 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,384 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,336 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 207,998 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,050 |
| Longest International Borders | 0 | - | 4.99 | 264,606 |
| Countries with Three Borders | 0 | - | 4.96 | 36,439 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,898 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,992 |
| Demonym of Every Country | 0 | - | 4.91 | 59,120 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,686 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,582,274 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,500 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,923 |
| Island Countries | 0 | - | 4.99 | 709,604 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,045,698 |
| Northernmost Countries | 0 | - | 4.99 | 360,331 |
| Countries of South America | 0 | - | 5.00 | 922,500 |
| Countries of Oceania | 0 | - | 5.00 | 1,050,477 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,865,429 |
| "Land" Countries | 0 | - | 4.98 | 335,713 |
| MLB Cities Map Quiz | 0 | - | 4.50 | 69,344 |
| European Cities Beginning with B - Click Map | 0 | - | 4.77 | 77,938 |
| Top World Languages | 0 | - | 4.92 | 819,863 |
| African Physical Geography | 0 | - | 4.51 | 31,654 |
| Asian Physical Geography | 0 | - | 4.60 | 35,477 |
| Animals of Australia | 0 | - | 4.52 | 42,284 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,432 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,511 |
| North American Bird-Named Teams | 0 | - | 4.44 | 67,801 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,374,969 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 115,473 |
| All Country Flags of the World | 0 | - | 5.00 | 3,647,010 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,678 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,095 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,340 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,317 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,045 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,078 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,153 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,330 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,279 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,124 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,442,840 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,604 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,908 |
| Countries with Megacities | 0 | - | 4.99 | 257,193 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,772 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,923 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,067 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,929 |
| Biggest Cities in the World | 0 | - | 4.91 | 796,373 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,819 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,908 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,218 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,246 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,921 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,561 |
| Countries by Capital City | 0 | - | 5.00 | 67,875 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,947 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,439 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,557 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,933 |
| Moved Capital Cities | 0 | - | 4.96 | 74,027 |
| Countries by Official Language | 0 | - | 4.95 | 194,582 |