| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,560 |
| World Map without 12 Countries | 0 | - | 4.97 | 342,719 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 904,719 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 415,172 |
| Every Country Shape | 0 | - | 5.00 | 460,016 |
| Country Flag-Shape Picture Quiz #1 | 0 | - | 4.94 | 94,223 |
| Country Flag-Shape Picture Quiz #2 | 0 | - | 4.89 | 72,371 |
| Country Flag-Shape Picture Quiz #4 | 0 | - | 4.96 | 71,344 |
| Country Flag-Shape Picture Quiz #6 | 0 | - | 4.98 | 69,281 |
| Country Flag-Shape Picture Quiz #5 | 0 | - | 4.97 | 61,410 |
| Country Flag-Shape Picture Quiz #7 | 0 | - | 4.96 | 58,508 |
| Europe Flags Map Quiz | 0 | - | 4.97 | 156,909 |
| Fill the World Map by Country Flags | 0 | - | 4.99 | 83,058 |
| Flags to Capitals #1 | 0 | - | 4.96 | 57,973 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,006 |
| Independence from Whom | 0 | - | 4.99 | 209,972 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,941 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 171,631 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,225 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,076 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,230 |
| Countries by Founding Story | 0 | - | 4.95 | 76,643 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 294,738 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,515 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 162,979 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 34,778 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,470 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 110,776 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,401 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,418 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,125 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,665 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,146 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,735 |
| Country Shapes Under the Sea | 0 | - | 5.00 | 77,267 |
| A Square of Merged Countries #1 | 0 | - | 4.88 | 59,072 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,027 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 79,760 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,447 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,725 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,684 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 72,917 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,678 |
| Random European Flag to Country | 0 | - | 4.89 | 181,156 |
| Random African Flag to Country | 0 | - | 4.88 | 74,312 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 129,443 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 153,102 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 41,937 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 126,751 |
| Recently Independent Countries | 0 | - | 4.98 | 158,115 |
| Countries of the World in 1900 | 0 | - | 4.89 | 83,714 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 193,464 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 149,220 |
| Countries by Former Name | 0 | - | 4.99 | 124,433 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.99 | 28,628 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,242,233 |
| Historical City to Country | 0 | - | 4.84 | 78,198 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,005,972 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 100,949 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 125,705 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 85,856 |
| One Border Countries - Shape Quiz | 0 | - | 4.84 | 64,562 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,094 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 59,886 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.86 | 41,719 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,464 |
| Flags of Countries that Border China | 0 | - | 4.94 | 98,649 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,264 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,229,492 |
| Flags of Asia Quiz | 0 | - | 4.99 | 606,794 |
| Landlocked Countries | 0 | - | 4.99 | 414,688 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,538,049 |
| Flags of Africa Quiz | 0 | - | 5.00 | 464,525 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,461 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,457 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,388 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,738 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 66,654 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,916 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,358 |
| Countries Settled by Vikings | 0 | - | 4.93 | 120,947 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,309 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,828 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 98,862 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 56,961 |
| Countries in an Egg of the World Map | 0 | - | 4.91 | 63,932 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 59,886 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,475 |
| Random Country Shape to Country | 0 | - | 4.90 | 111,297 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,725,474 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,718 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,036 |
| Himalayan Countries | 0 | - | 4.95 | 135,731 |
| Andean Countries | 0 | - | 4.94 | 83,040 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,388 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,464 |
| Coffee Producing Countries | 0 | - | 4.81 | 66,085 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,748 |
| Danube Countries | 0 | - | 4.97 | 71,189 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 115,914 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,646 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,724 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,625 |
| European Landlocked Countries | 0 | - | 4.99 | 145,883 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,384 |
| Countries with the Most Species | 0 | - | 4.99 | 95,307 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,548 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,241 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,409 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,021 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,663 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,030 |
| Countries in the Alps | 0 | - | 4.86 | 117,002 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,688 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,469 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,114 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,516 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,306 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,096 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,708 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,847 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,610 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,158 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,236 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,106 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,553 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,833 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,836 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,315 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,743 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,314 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,957 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,891 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,032 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,686 |
| Largest Countries By Category | 0 | - | 4.97 | 156,923 |
| Countries by Countries | 0 | - | 4.96 | 62,378 |
| Battle to Country | 0 | - | 4.91 | 52,628 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,560 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,002 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 85,682 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,361 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 68,295 |
| All Countries by Population With a Map | 0 | - | 4.98 | 107,075 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,218 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,869 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 182,531 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 183,075 |
| Country Flag-Shape Picture Quiz #3 | 0 | - | 4.80 | 68,502 |
| Flags of Oceania | 0 | - | 5.00 | 255,885 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,086 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,264 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,511 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 402,386 |
| Island Countries | 0 | - | 4.99 | 708,038 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,365,254 |
| Countries that Start with C - Shape Quiz | 0 | - | 4.89 | 98,839 |
| Countries that Start with I - Shape Quiz | 0 | - | 4.86 | 113,562 |
| Countries that Start with A - Shape Quiz | 0 | - | 4.92 | 33,899 |
| Countries that Start with N - Shape Quiz | 0 | - | 4.94 | 82,360 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 519,058 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 334,685 |
| Countries in Squares of an Empty World Map | 0 | - | 4.99 | 125,446 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,040,909 |
| Northernmost Countries | 0 | - | 4.99 | 358,325 |
| Countries of South America | 0 | - | 5.00 | 916,695 |
| Countries of Oceania | 0 | - | 5.00 | 1,042,739 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,852,057 |
| "Land" Countries | 0 | - | 4.98 | 333,930 |
| Countries by Independence Day | 0 | - | 4.56 | 52,635 |
| Former Countries by Capital | 0 | - | 4.45 | 127,125 |
| Former Countries | 0 | - | 4.75 | 132,809 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,135 |
| Every American Country by Shape | 0 | - | 4.79 | 37,106 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,436,900 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,090 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,722 |
| Countries with Megacities | 0 | - | 4.99 | 247,803 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,589 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,245 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,972 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,194 |
| Flags to Largest Cities | 0 | - | 4.54 | 50,895 |
| Countries by Official Language | 0 | - | 4.95 | 192,996 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,449 |
| Countries in their Native Language | 0 | - | 4.99 | 196,855 |
| Subdivisions by Country | 0 | - | 4.86 | 50,116 |
| Megadiverse Countries | 0 | - | 4.97 | 133,987 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,020 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,971 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,484 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,889 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,793 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,262 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,268 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,770 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,773 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,472 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,570 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,559 |
