| Quiz | Points | Best | Rating | Takes |
|---|
| Countries of the World Quiz | 0 | - | 5.00 | 34,239,478 |
| Country Shape Quiz #1 | 0 | - | 4.91 | 737,308 |
| Country Shape Quiz #2 | 0 | - | 4.94 | 344,087 |
| Country Shape Quiz #3 | 0 | - | 4.94 | 246,340 |
| Country Shape Quiz #4 | 0 | - | 4.90 | 180,169 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,168,484 |
| Biggest Countries by Area | 0 | - | 4.99 | 829,505 |
| Countries with the Highest Life Expectancy | 0 | - | 4.84 | 163,891 |
| Spanish-Speaking Countries Quiz | 0 | - | 4.90 | 295,638 |
| Biggest Lakes in the World | 0 | - | 4.53 | 69,935 |
| Island Countries Quiz | 0 | - | 4.99 | 577,495 |
| Northernmost Countries Quiz | 0 | - | 4.98 | 294,548 |
| Southernmost Countries of the World | 0 | - | 4.99 | 182,211 |
| Majority Muslim Countries | 0 | - | 4.96 | 281,801 |
| Countries with the Most Borders | 0 | - | 4.96 | 318,263 |
| Countries with the Longest Coastlines | 0 | - | 4.85 | 352,998 |
| Cities on a Map of the Great Lakes | 0 | - | 4.39 | 37,150 |
| Countries That Border Russia | 0 | - | 4.98 | 368,539 |
| Natural Features of Countries #1 | 0 | - | 4.84 | 72,272 |
| Countries and Languages Quiz | 0 | - | 4.86 | 215,684 |
| Countries with the Most Billionaires | 0 | - | 4.93 | 255,777 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 287,213 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 172,557 |
| Commonwealth of Nations Countries | 0 | - | 4.92 | 205,414 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 306,906 |
| Biggest City by River | 0 | - | 4.38 | 48,386 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 301,231 |
| One Border Countries | 0 | - | 4.98 | 359,531 |
| NATO Countries Quiz | 0 | - | 4.97 | 202,008 |
| EU Countries Quiz | 0 | - | 4.99 | 207,107 |
| Countries of Europe Quiz | 0 | - | 5.00 | 2,478,405 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,255,264 |
| Countries that Start with A | 0 | - | 4.96 | 1,632,299 |
| Countries that Start with B | 0 | - | 4.94 | 1,769,873 |
| Countries that Start with C | 0 | - | 4.95 | 1,402,372 |
| Countries that Start with D | 0 | - | 4.96 | 464,771 |
| Countries that Start with E | 0 | - | 4.93 | 1,034,392 |
| Countries that Start with G | 0 | - | 4.95 | 1,131,966 |
| Countries that Start with H | 0 | - | 4.93 | 391,626 |
| Countries that Start with I | 0 | - | 4.90 | 978,182 |
| Countries that Start with J | 0 | - | 4.96 | 394,961 |
| Countries that Start with K | 0 | - | 4.94 | 573,277 |
| Countries that Start with L | 0 | - | 4.98 | 814,903 |
| Countries that Start with N | 0 | - | 4.90 | 836,120 |
| Countries that Start with P | 0 | - | 4.94 | 924,092 |
| Countries that Start with R | 0 | - | 4.42 | 300,687 |
| Countries that Start with S | 0 | - | 4.96 | 1,358,758 |
| Countries that Start with T | 0 | - | 4.89 | 760,275 |
| Countries that Start with U | 0 | - | 4.97 | 685,934 |
| Countries that Start with V | 0 | - | 4.97 | 457,012 |
| Countries that Start with F | 0 | - | 4.76 | 424,975 |
| Countries that Start with M | 0 | - | 4.95 | 1,062,176 |
| Countries that Border China | 0 | - | 4.97 | 212,289 |
| Countries that Produce the Most Wine | 0 | - | 4.88 | 165,168 |
| Countries in World War I | 0 | - | 4.91 | 183,107 |
| Countries with Four Letters | 0 | - | 4.99 | 321,504 |
| Countries of Africa | 0 | - | 5.00 | 1,739,084 |
| Countries of South America | 0 | - | 5.00 | 625,193 |
| Countries of North America Quiz | 0 | - | 5.00 | 708,672 |
| Countries of Oceania | 0 | - | 5.00 | 714,912 |
| Countries That Touch the Baltic Sea | 0 | - | 4.99 | 93,326 |
| Countries with the Most Military Troops | 0 | - | 4.93 | 206,613 |
| Countries Bordering France | 0 | - | 4.90 | 309,603 |
| Countries with Nuclear Weapons | 0 | - | 4.90 | 199,894 |
| Countries Bordering Germany | 0 | - | 4.99 | 292,994 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 253,271 |
| Landforms by Country Quiz | 0 | - | 4.52 | 48,561 |
| Countries by Clue #1 | 0 | - | 4.89 | 195,996 |
| Countries With No Rivers | 0 | - | 4.94 | 62,114 |
| Countries with Five Letters Quiz | 0 | - | 4.92 | 192,486 |
| Rivers by City Quiz | 0 | - | 4.38 | 20,536 |
| Famous Rivers | 0 | - | 4.55 | 82,675 |
| Famous Lakes Quiz | 0 | - | 4.41 | 20,899 |
| Lakes in the United States Quiz | 0 | - | 4.20 | 12,647 |
| Countries with Z | 0 | - | 4.99 | 223,240 |
| "Land" Countries | 0 | - | 4.98 | 265,308 |
| Countries with the Shortest Coastlines | 0 | - | 4.87 | 48,935 |
| Rivers on Borders | 0 | - | 4.15 | 20,912 |
| Answers Contain Sea | 0 | - | 3.79 | 25,663 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.95 | 217,866 |
| Most Populous Countries in 2050 | 0 | - | 4.92 | 173,539 |
| City to River #1 | 0 | - | 4.46 | 22,839 |
| Countries with the Longest Total Borders | 0 | - | 4.98 | 247,006 |
| African Great Lakes | 0 | - | 4.57 | 36,223 |
| World's Longest Rivers | 0 | - | 4.86 | 86,938 |
| Natural Features of Countries #2 | 0 | - | 4.64 | 31,376 |
| Countries with the Most Sheep | 0 | - | 4.84 | 75,347 |
| Megadiverse Countries | 0 | - | 4.95 | 117,408 |
| Rivers A-Z | 0 | - | 4.26 | 29,309 |
| City to River #2 - Difficult | 0 | - | 4.43 | 12,480 |
| U.S. States Bordering the Great Lakes | 0 | - | 4.59 | 13,612 |
| Black Sea Countries | 0 | - | 4.90 | 52,194 |
| Countries that Catch the Most Fish | 0 | - | 4.86 | 90,298 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 181,864 |
| Top Countries for Shark Attacks | 0 | - | 4.52 | 38,705 |
| Countries Closest to Spain | 0 | - | 4.96 | 170,796 |
| Countries Closest to the Aegean Sea | 0 | - | 4.53 | 51,466 |
| Seas of Europe | 0 | - | 4.24 | 73,885 |
| Countries with Wild Tigers | 0 | - | 4.96 | 99,549 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 343,002 |
| Countries with Wild Penguins | 0 | - | 4.89 | 74,217 |
| Most Populous River Basins | 0 | - | 4.64 | 34,476 |
| Five Closest Countries by Country #1 | 0 | - | 5.00 | 194,246 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.94 | 4,334,571 |
| African Physical Geography | 0 | - | 4.54 | 27,188 |
| Asian Physical Geography | 0 | - | 4.49 | 30,783 |
| South American Physical Geography | 0 | - | 4.51 | 15,128 |
| Caspian Sea Countries | 0 | - | 4.92 | 44,665 |
| North Sea Countries | 0 | - | 4.90 | 72,303 |
| Five Closest Countries by Country #2 | 0 | - | 5.00 | 163,250 |
| Top 10 U.S. States with the Longest Coastline | 0 | - | 4.38 | 44,419 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 168,937 |
| Five Smallest Countries by Continent | 0 | - | 4.97 | 119,380 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 224,853 |
| Five Least Populated Countries by Continent | 0 | - | 4.96 | 93,034 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.91 | 57,693 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.91 | 57,042 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 173,206 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.97 | 117,372 |
| Five Most Guessed Countries by Continent | 0 | - | 4.93 | 134,460 |
| Five Least Guessed Countries by Continent | 0 | - | 4.92 | 49,567 |
| Five Most Elevated Countries by Continent | 0 | - | 4.98 | 88,460 |
| Five Richest Countries by Continent | 0 | - | 4.55 | 160,531 |
| Five Poorest Countries by Continent | 0 | - | 4.95 | 143,862 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.88 | 53,827 |
| 10 Longest Rivers in the United States | 0 | - | 4.78 | 30,862 |
| Countries Closest to United States by Continent | 0 | - | 5.00 | 112,243 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.82 | 998,632 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.97 | 59,594 |
| Countries That Touch the Red Sea | 0 | - | 4.89 | 56,285 |
| World Map without 12 Countries | 0 | - | 4.96 | 278,787 |
| Great Lakes Quiz | 0 | - | 4.72 | 40,534 |
| Five Highest HDI Countries by Continent | 0 | - | 4.47 | 47,677 |
| Seas that Touch the Most Countries | 0 | - | 4.57 | 81,947 |
| South China Sea Countries | 0 | - | 4.89 | 49,047 |
| Every Country Shape | 0 | - | 4.99 | 314,139 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 2,884,091 |
| Five Biggest Economies by Continent | 0 | - | 4.97 | 144,479 |
| Where Do Musk Oxen Live? | 0 | - | 4.57 | 12,713 |
| Top 50 Countries by Population - In Order | 0 | - | 4.96 | 217,805 |
| Countries with Megacities | 0 | - | 4.99 | 176,175 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 165,360 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 79,193 |
| Top 10 American Countries by Coastline | 0 | - | 4.94 | 65,003 |
| Top 10 European Countries by Coastline | 0 | - | 4.84 | 114,811 |
| Top 10 African Countries by Coastline | 0 | - | 4.30 | 42,050 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 170,532 |
| Largest Rivers by Discharge | 0 | - | 4.49 | 13,133 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 168,459 |
| Major U.S. Rivers with State Names | 0 | - | 4.48 | 31,839 |
| Five Lowest HDI Countries by Continent | 0 | - | 4.55 | 43,649 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 2,651,465 |
| Longest Rivers in the UK | 0 | - | 4.36 | 11,881 |
| Layers of the Earth and Atmosphere | 0 | - | 4.97 | 36,042 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.94 | 214,049 |
| Five Countries with Most Christians by Continent | 0 | - | 4.98 | 70,323 |
| States and Provinces that Touch the Great Lakes | 0 | - | 4.50 | 25,765 |
| One Country By Letter By Continent | 0 | - | 4.99 | 36,621 |
| Largest Countries with No Borders | 0 | - | 4.97 | 163,689 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.94 | 92,352 |
| Five Coldest Countries by Continent | 0 | - | 4.96 | 50,615 |
| World's Longest Rivers on a Map | 0 | - | 4.89 | 67,003 |
| Seas on the World Map | 0 | - | 4.98 | 105,808 |
| Gulfs and Bays on the World Map | 0 | - | 4.46 | 22,884 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 171,741 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.88 | 176,451 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.96 | 188,626 |
| Rivers that Flow through the Most Countries | 0 | - | 4.47 | 33,708 |
| Top 15 Countries with the Most Cows | 0 | - | 4.79 | 82,780 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.72 | 64,570 |
| Countries with NO Snakes | 0 | - | 4.42 | 43,248 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.64 | 30,517 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 50,246 |
| Capital Cities by Body of Water | 0 | - | 4.87 | 48,961 |
| Animal Populations of Countries | 0 | - | 4.45 | 36,258 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.98 | 51,134 |
| Rivers of Europe Quiz | 0 | - | 4.87 | 39,635 |
| Rivers of The United States Quiz | 0 | - | 4.87 | 40,891 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.86 | 41,995 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.87 | 43,719 |
| Five Countries by a Single Word by Continent | 0 | - | 4.88 | 37,888 |
| Bodies of Water by Cities | 0 | - | 4.78 | 23,700 |
| Countries with the Most Wolves | 0 | - | 4.89 | 69,277 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.16 | 53,012 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.14 | 16,271 |
| Flags of the Countries that Start with A | 0 | - | 4.93 | 90,547 |
| Countries with Fjords | 0 | - | 4.94 | 71,477 |
| Countries With The Most Bird Species | 0 | - | 4.74 | 3,589 |
| Flags of the Countries that Start with C | 0 | - | 4.94 | 99,714 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 59,783 |
| Flags of the Countries that Start with I | 0 | - | 4.95 | 116,757 |
| Countries that Start with C - Shape Quiz | 0 | - | 4.71 | 61,887 |
| Countries that Start with I - Shape Quiz | 0 | - | 4.91 | 85,335 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 112,372 |
| Indian Ocean General Knowledge | 0 | - | 4.43 | 19,357 |
| Atlantic Ocean General Knowledge | 0 | - | 4.50 | 17,921 |
| Countries that Start with N - Shape Quiz | 0 | - | 4.92 | 62,155 |
| Countries that Start with P - Shape Quiz | 0 | - | 4.82 | 61,691 |
| Seas of the World | 0 | - | 5.00 | 98,164 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 248,512 |
