| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 142,260 |
| 20 Random Country Flags | 0 | - | 4.99 | 610,410 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 144,289 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,551 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,075 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,045 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,999 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,679 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,780 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,319 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,301 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,181 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,329 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,433 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,186 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,886 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,351 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,620 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,004 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,266 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,574 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,784 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,885 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,667 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,349 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,868 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,291 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,032 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,663 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,888 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,298,352 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,566 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,020 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,239,983 |
| Flags of Asia Quiz | 0 | - | 4.99 | 611,443 |
| World Map without 12 Countries | 0 | - | 4.97 | 343,939 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,298 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 906,394 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 416,304 |
| Every Country Shape | 0 | - | 5.00 | 463,719 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,545,912 |
| Flags of Africa Quiz | 0 | - | 5.00 | 469,269 |
| Flags of North and South America | 0 | - | 4.99 | 371,913 |
| Former Flags | 0 | - | 4.97 | 107,468 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,303 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,283 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,822 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,932 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,581 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 225,239 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,877 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 36,192 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,266 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,309 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,962 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,145 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,503 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,040 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,723 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,070 |
| Country Shapes Under the Sea | 0 | - | 5.00 | 77,583 |
| A Square of Merged Countries #1 | 0 | - | 4.88 | 59,391 |
| Random Country Shape to Country | 0 | - | 4.90 | 112,804 |
| A Square of Merged Countries #2 | 0 | - | 4.97 | 41,383 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,531 |
| Flags of Oceania | 0 | - | 5.00 | 258,163 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,906 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 86,254 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 521,365 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 183,663 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 184,148 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 336,520 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 129,927 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 153,656 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 42,555 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,165 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,715,766 |
| Similar Flags #1 | 0 | - | 4.75 | 129,770 |
| Similar Flags #2 | 0 | - | 4.74 | 137,079 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,246 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,937 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,195 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,217 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,358 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,937 |
| Countries by Road Signs | 0 | - | 4.98 | 53,642 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,290 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 30,383 |
| Countries in Squares of an Empty World Map | 0 | - | 4.99 | 126,033 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.93 | 126,255 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 86,354 |
| One Border Countries - Shape Quiz | 0 | - | 4.84 | 64,785 |
| Random Sequential Countries on the World Map - Hard Version | 0 | - | 5.00 | 75,429 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,280 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 60,097 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.86 | 41,917 |
| Divided Country Shape Puzzle #1 | 0 | - | 4.87 | 53,253 |
| Merged Countries #2 | 0 | - | 4.96 | 98,896 |
| Merged Countries #6 | 0 | - | 4.90 | 73,123 |
| Merged Countries #7 | 0 | - | 4.93 | 82,443 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 121,313 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,324,610 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 60,162 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,771 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 115,492 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.97 | 170,997 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,267 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,359 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,722 |
| Pixelated World Map | 0 | - | 5.00 | 143,141 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,660 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,439 |
| World Coats of Arms | 0 | - | 4.99 | 64,335 |
| Landlocked Countries | 0 | - | 4.99 | 418,788 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 567,702 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,755,936 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,833 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,061 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,558 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,015 |
| Island Countries | 0 | - | 4.99 | 709,682 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,941 |
| Himalayan Countries | 0 | - | 4.94 | 137,365 |
| Andean Countries | 0 | - | 4.95 | 83,906 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,202 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,610 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,814 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,332 |
| Danube Countries | 0 | - | 4.97 | 71,640 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,526 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,042 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,614 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,697 |
| European Landlocked Countries | 0 | - | 4.99 | 146,757 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,109 |
| Countries with the Most Species | 0 | - | 4.99 | 102,892 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,245 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,428 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,583 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,291 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,974 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,349 |
| Countries in the Alps | 0 | - | 4.87 | 117,660 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,115 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,333 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,400 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,965 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,073 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,442 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,260 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,172 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,956 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,539 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,468 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,333 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,908 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,179 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,198 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,146 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,053 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,562 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,502 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,297 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,191 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,987 |
| Largest Countries By Category | 0 | - | 4.97 | 157,614 |
| Countries by Countries | 0 | - | 4.96 | 62,824 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,375,404 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,185 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,155 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,465 |
| All Countries by Population With a Map | 0 | - | 4.98 | 108,463 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,635 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,308 |
| Every American Country by Shape | 0 | - | 4.79 | 37,205 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,045,886 |
| Northernmost Countries | 0 | - | 4.99 | 360,395 |
| Countries of South America | 0 | - | 5.00 | 922,708 |
| Countries of Oceania | 0 | - | 5.00 | 1,050,776 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,865,919 |
| "Land" Countries | 0 | - | 4.98 | 335,762 |
| Africa Map with Random Merged Countries | 0 | - | 4.95 | 73,350 |
| Cross Flags of Europe | 0 | - | 4.43 | 298,374 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,782 |
| Pixelated Country Shapes #1 | 0 | - | 4.74 | 72,318 |
| Pixelated Country Shapes #2 | 0 | - | 4.75 | 67,566 |
| Country Flag-Shape Picture Quiz #1 | 0 | - | 4.94 | 94,632 |
| Country Flag-Shape Picture Quiz #2 | 0 | - | 4.89 | 72,672 |
| Country Flag-Shape Picture Quiz #4 | 0 | - | 4.96 | 71,621 |
| Country Flag-Shape Picture Quiz #6 | 0 | - | 4.98 | 69,581 |
| Country Flag-Shape Picture Quiz #5 | 0 | - | 4.97 | 61,696 |
| Country Flag-Shape Picture Quiz #7 | 0 | - | 4.96 | 58,780 |
| Country Flag-Shape Picture Quiz #8 | 0 | - | 4.98 | 57,044 |
| Name a Country A-Z | 0 | - | 5.00 | 242,661 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,608 |
| Europe Flags Map Quiz | 0 | - | 4.97 | 157,969 |
| Fill the World Map by Country Flags | 0 | - | 4.99 | 83,511 |
| Flags of the Middle East | 0 | - | 4.69 | 62,556 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,072 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,670 |
