| 41,432,146 | Countries of the World Quiz |
| 7,216,356 | World Map Without 20 Random Countries |
| 5,131,685 | Countries by First Two Letters in 90 Seconds |
| 3,439,080 | Countries by Borders in 90 Seconds |
| 3,198,771 | Countries of Europe Quiz |
| 3,096,297 | Countries of the World with an Empty Map |
| 2,197,194 | Countries of Africa |
| 2,101,443 | Countries that Start with B |
| 1,962,476 | Countries that Start with A |
| 1,937,557 | Word Scramble - Countries |
| 1,887,625 | Find The Mystery Country Using Color Clues - Randomized! |
| 1,662,674 | Countries that Start with C |
| 1,618,007 | Countries that Start with S |
| 1,595,762 | Countries of Asia Quiz |
| 1,501,916 | World Map with Random Merged Countries |
| 1,364,461 | Countries that Start with G |
| 1,347,601 | Random Countries on the World Map |
| 1,321,663 | Biggest Countries by Population |
| 1,265,084 | Countries that Start with M |
| 1,244,753 | Countries that Start with E |
| 1,199,661 | Countries of Europe - One Minute Sprint |
| 1,173,618 | Countries that Start with I |
| 1,110,974 | Countries that Start with P |
| 1,008,611 | Countries that Start with N |
| 982,181 | Countries that Start with L |
| 941,462 | Biggest Countries by Area |
| 919,755 | Countries that Start with T |
| 905,529 | Countries of Oceania |
| 890,440 | Countries of North America Quiz |
| 881,950 | Countries of the World - One Minute Sprint |
| 842,250 | Country Shape Quiz #1 |
| 829,256 | Countries that Start with U |
| 820,117 | Countries in World War II |
| 803,463 | Countries of South America |
| 722,659 | Countries that Start with K |
| 665,434 | Island Countries Quiz |
| 603,430 | Countries that Start with D |
| 555,373 | Countries that Start with V |
| 544,611 | Countries that Start with F |
| 525,049 | 40 Random Missing Countries on the World Map |
| 517,410 | Countries that Start with J |
| 514,735 | Countries that Start with H |
| 511,885 | Random Flag to Country |
| 459,509 | Random Sequential Countries on the World Map |
| 458,860 | Communist Countries in History |
| 429,308 | Countries That Border Russia |
| 424,045 | Click a Valid Country A-Z |
| 422,599 | Pin Europe on a Borderless Map - Sudden Death |
| 413,077 | One Border Countries |
| 392,722 | Countries that Start with R |
| 391,944 | Countries with the Longest Coastlines |
| 387,313 | Top Five Countries By Category #1 |
| 387,300 | Every Country Shape |
| 379,519 | Asian Countries by Borders in 30 Seconds |
| 378,919 | Country Shape Quiz #2 |
| 377,153 | Countries with Four Letters |
| 367,776 | Save Humanity by Guessing Countries |
| 361,832 | Countries with the Most Borders |
| 359,996 | Countries Bordering France |
| 359,723 | Countries with the Most Tourists Quiz |
| 351,896 | Smallest Countries by Population and Area |
| 343,298 | Spanish-Speaking Countries |
| 342,972 | Countries Bordering Germany |
| 340,652 | English Speaking Countries |
| 340,777 | Random Category Elimination - Countries |
| 338,483 | Countries of Africa by Borders in 30 Seconds |
| 331,106 | World Map with 10 Random Extra Borders |
| 330,546 | Landlocked Countries Quiz |
| 329,557 | Northernmost Countries |
| 317,357 | World Map without 12 Countries |
| 315,876 | Majority Muslim Countries |
| 315,739 | Foods by Country of Origin #1 |
| 301,564 | Countries in Random Squares of the World Map |
| 291,426 | "Land" Countries |
| 288,061 | Countries with the Longest Total Borders |
| 287,918 | Most Populous Countries A-Z |
| 286,565 | Category Elimination - Countries #1 |
| 283,652 | Countries with the Most Billionaires |
| 272,165 | Countries that Start with O |
| 270,956 | Countries with the Biggest Economies by GDP |
| 269,735 | Europe Map with Random Merged Countries |
| 269,047 | Country Shape Quiz #3 |
| 261,797 | Random European Countries on a Map |
| 259,208 | Countries by Borders in 90 Seconds with an Empty Map |
| 251,523 | Countries with the Most Speakers of These Languages |
| 251,334 | Random African Countries on a Map |
| 250,932 | Top 50 Countries by Population - In Order |
| 249,082 | Countries that Start with Q |
| 247,025 | Five Most Populated Countries by Continent |
| 246,454 | Countries with Z |
| 241,067 | Richest Countries by Per-Capita GDP |
| 237,216 | Ten Highest Ranking FIFA Countries by Year |
| 234,743 | Countries that Border China |
| 231,760 | Countries with Five Letters Quiz |
| 231,718 | Countries with Nuclear Weapons |
| 230,288 | Five Closest Countries by Country #1 |
| 230,276 | Name a Valid Country #1 |
| 230,087 | EU Countries Quiz |
| 227,899 | Countries with the Most Military Troops |
| 227,896 | NATO Countries Quiz |
| 223,703 | Countries that Start with Z |
| 223,492 | Commonwealth of Nations Countries |
| 221,822 | Countries that Start with Y |
| 221,432 | Countries by Clue #1 |
| 215,491 | Shortest Country Name A-Z |
| 214,248 | French-Speaking Countries Quiz |
| 211,536 | Name a Valid Country #3 |
| 211,211 | Countries in World War I |
| 210,109 | Axis Occupied Countries of WWII |
| 209,987 | Five Biggest Countries by Continent |
| 209,464 | Category Elimination - Countries #2 |
| 208,726 | Southernmost Countries of the World |
| 208,671 | Countries by Capitals and Borders in 90 Seconds |
| 208,291 | Countries by Emojis |
| 208,256 | Random Point on Land to Country |
| 208,014 | Top 10 Most Populous European Countries |
| 207,544 | Countries Closest to Spain |
| 206,710 | Most Populous Countries in 2050 |
| 206,567 | Name a Country A-Z |
| 203,792 | Random Sequential European Countries on a Map |
| 203,704 | Name a Valid Country #4 |
| 203,187 | Divided Country Name Puzzle #1 |
| 203,059 | Find The Mystery Country Using Color Clues #1 |
| 202,675 | Largest Countries with No Borders |
| 200,346 | Category Elimination - Countries #3 |
| 200,105 | Countries with Megacities |
| 199,881 | Top 10 Biggest African Countries by Area |
| 199,881 | All Countries of the World by Area with Hints |
| 199,448 | Countries Closest to the U. S. |
| 199,007 | Country Shape Quiz #4 |
| 197,516 | Countries with the Highest Life Expectancy |
| 196,706 | Name a Valid Country #2 |
| 196,479 | Mediterranean Countries Quiz |
| 196,394 | Guess the Countries Being Drawn |
| 196,716 | Catholic Countries Quiz |
| 195,386 | First Five Countries Alphabetically by Continent |
| 194,555 | Countries by Alcohol Consumption |
| 193,078 | Five Richest Countries by Continent |
| 191,513 | Name a Valid European Country #1 |
| 190,567 | "Stan" Countries Quiz |
| 189,128 | Countries with Six Letters Quiz |
| 188,919 | Top 10 Languages Spoken in Europe |
| 187,797 | Independence from Whom |
| 187,398 | "Do Not Travel" Countries for U.S. Citizens |
| 185,683 | Countries of the Soviet Union |
| 185,488 | Countries Closest to Canada |
| 183,620 | Can You Name These 50 Random Countries? |
| 182,481 | Northernmost Countries A-Z |
| 182,166 | Top 10 Coldest European Countries |
| 181,744 | Five Closest Countries by Country #2 |
| 181,382 | The Only European Country ... |
| 180,937 | Countries Closest to Italy |
| 180,729 | Countries that Produce the Most Wine |
| 180,726 | Top 10 Biggest Economies in Europe |
| 179,526 | Most-Visited Countries by U.S. Presidents |
| 179,518 | Countries in their Native Language |
| 179,544 | Country Chain |
| 179,426 | Countries with the Highest Obesity Rate |
| 179,263 | 10 Biggest European Countries by Area |
| 178,422 | Countries Closest to the United Kingdom A-Z |
| 178,439 | Five Biggest Economies by Continent |
| 177,732 | Countries by Borders #1 |
| 177,626 | Biggest Countries by Area A-Z |
| 176,285 | Country Word Search #1 |
| 175,996 | Countries With the Most Languages |
| 175,738 | Countries of the Middle East |
| 174,349 | Countries by Official Language |
| 173,657 | Countries With More than 50 Million People |
| 173,177 | Countries with J |
| 172,883 | Countries Ending in "IA" |
| 172,764 | Every European Country Shape |
| 172,353 | Countries of Europe After World War II |
| 172,357 | Countries of the World in 1914 with a Map |
| 172,330 | Random Name a Valid Country |
| 172,078 | European Countries by Clue |
