| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,081 |
| North Sea Countries | 0 | - | 4.92 | 87,504 |
| Black Sea Countries | 0 | - | 4.87 | 60,657 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,459 |
| Caspian Sea Countries | 0 | - | 4.91 | 63,557 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,150 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,735 |
| Countries With No Rivers | 0 | - | 4.96 | 76,930 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,286 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 115,991 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,664 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,821 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,908 |
| Countries with Fjords | 0 | - | 4.94 | 101,059 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 29,070 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 413,428 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,743 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,864 |
| Seas on the World Map | 0 | - | 4.96 | 135,566 |
| Seas of the World | 0 | - | 5.00 | 157,474 |
| Europe Map Quiz | 0 | - | 5.00 | 4,772,094 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,611 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,121 |
| African Great Lakes | 0 | - | 4.82 | 66,535 |
| Seas of Europe | 0 | - | 4.37 | 84,730 |
| Megadiverse Countries | 0 | - | 4.96 | 135,045 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,816 |
| Oceania Map Quiz | 0 | - | 4.98 | 653,991 |
| Africa Map Quiz | 0 | - | 5.00 | 2,122,121 |
| Asia Map Quiz | 0 | - | 4.99 | 919,929 |
| United States Cities Map Quiz | 0 | - | 4.96 | 214,497 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,544 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,473 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,656 |
| Biggest City by River | 0 | - | 4.38 | 52,890 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,986 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,307 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,316 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,384,994 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,960 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,337 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,169 |
| Australia Map Quiz | 0 | - | 4.95 | 345,240 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,108 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,827 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,246 |
| African Physical Geography | 0 | - | 4.51 | 31,746 |
| Asian Physical Geography | 0 | - | 4.61 | 35,565 |
| Rivers of the United States | 0 | - | 4.93 | 66,364 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.27 | 70,820 |
| Landforms by Country | 0 | - | 4.52 | 51,986 |
| Countries with the Most Sheep | 0 | - | 4.92 | 103,400 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 641,825 |
| South America Map Quiz | 0 | - | 5.00 | 1,551,958 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,137 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,371 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,435 |
| North America Map Quiz | 0 | - | 4.98 | 249,559 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,111 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,427 |
| World's Longest Rivers | 0 | - | 4.90 | 137,074 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 112,675 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,278 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,885 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,243 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 903,006 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 145,759 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,231 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,975 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,595 |
| Capitals by River | 0 | - | 4.55 | 48,346 |
| Geological Extremes | 0 | - | 4.34 | 40,064 |
| European Physical Geography | 0 | - | 4.26 | 33,542 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,797 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 93,928 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 186,255 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,687 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,261 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,108 |
| States of India Map Quiz | 0 | - | 4.83 | 26,632 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,165 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,200 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,660 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,132 |
| China Cities Map Quiz | 0 | - | 4.94 | 105,471 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,634 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 30,038 |
| Boundary Waters | 0 | - | 4.92 | 88,595 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,268 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,300 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,608,396 |
| Landlocked Countries | 0 | - | 4.99 | 422,304 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 55,042 |
| Animal Populations of Countries | 0 | - | 4.52 | 43,940 |
| Top 15 Countries with the Most Cows | 0 | - | 4.73 | 107,319 |
| U.S. National Parks Map Quiz | 0 | - | 4.48 | 55,972 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,690 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,700 |
| South American Physical Geography | 0 | - | 4.58 | 18,368 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,721 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,448 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,462 |
| World Capitals Quiz | 0 | - | 5.00 | 5,085,167 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,684 |
| Himalayan Countries | 0 | - | 4.95 | 138,891 |
| Andean Countries | 0 | - | 4.93 | 84,708 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,906 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,968 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,527 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,869 |
| Danube Countries | 0 | - | 4.97 | 72,056 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,071 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,464 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,371 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,862 |
| European Landlocked Countries | 0 | - | 4.99 | 147,187 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,711 |
| Countries with the Most Species | 0 | - | 4.99 | 103,271 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,830 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,613 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,735 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,570 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,259 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,705 |
| Countries in the Alps | 0 | - | 4.87 | 118,262 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,326 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,091 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,690 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,630 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,554 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,977 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,711 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,533 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,201 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,888 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,672 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,546 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,254 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,506 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,566 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,979 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,340 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,186 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,136 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,103 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,221 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,258 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,618 |
| Largest Countries By Category | 0 | - | 4.97 | 158,272 |
| Countries by Countries | 0 | - | 4.96 | 63,271 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,303 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,704 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,781,021 |
| Countries with More Cows than People | 0 | - | 4.45 | 61,464 |
| European Cities Beginning with B - Click Map | 0 | - | 4.77 | 78,415 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,537 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,506 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,745 |
| Great Lakes Quiz | 0 | - | 4.80 | 50,496 |
| Famous Rivers | 0 | - | 4.75 | 105,075 |
| City to River #1 | 0 | - | 4.59 | 35,865 |
| Rivers A-Z | 0 | - | 4.35 | 32,802 |
| Most Populous River Basins | 0 | - | 4.55 | 39,748 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,393 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.80 | 53,334 |
| Sea in the Answers | 0 | - | 4.08 | 49,033 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 209,074 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,319 |
| Longest International Borders | 0 | - | 4.99 | 265,244 |
| Countries with Three Borders | 0 | - | 4.96 | 36,626 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,142 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,244 |
| Demonym of Every Country | 0 | - | 4.91 | 60,785 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,824 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,591,312 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,603 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,546 |
| Island Countries | 0 | - | 4.99 | 711,160 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,384,458 |
| Countries with Wild Lions | 0 | - | 4.77 | 26,423 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,050,271 |
| Northernmost Countries | 0 | - | 4.99 | 362,106 |
| Countries of South America | 0 | - | 5.00 | 927,792 |
| Countries of Oceania | 0 | - | 5.00 | 1,057,565 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,878,343 |
| "Land" Countries | 0 | - | 4.98 | 337,429 |
| Top 10 Countries with the Most Horses | 0 | - | 4.49 | 69,111 |
| India Cities Map Quiz | 0 | - | 4.67 | 61,209 |
| All Country Flags of the World | 0 | - | 5.00 | 3,681,906 |
| Top World Languages | 0 | - | 4.92 | 824,751 |
| Where Do Musk Oxen Live? | 0 | - | 4.63 | 15,327 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,510 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,448,695 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,089 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,980 |
| Countries with Megacities | 0 | - | 4.99 | 264,752 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,817 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,517 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,072 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,591 |
