| Quiz | Points | Best | Rating | Takes |
|---|
| Countries of the World Quiz | 0 | - | 5.00 | 33,979,880 |
| Country Shape Quiz #1 | 0 | - | 4.91 | 733,058 |
| Country Shape Quiz #2 | 0 | - | 4.94 | 342,676 |
| Country Shape Quiz #3 | 0 | - | 4.94 | 245,424 |
| Country Shape Quiz #4 | 0 | - | 4.90 | 179,439 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,162,934 |
| Biggest Countries by Area | 0 | - | 4.99 | 825,334 |
| Countries with the Highest Life Expectancy | 0 | - | 4.84 | 163,427 |
| Spanish-Speaking Countries Quiz | 0 | - | 4.91 | 294,455 |
| Biggest Lakes in the World | 0 | - | 4.53 | 69,709 |
| Island Countries Quiz | 0 | - | 4.99 | 574,895 |
| Northernmost Countries Quiz | 0 | - | 4.98 | 293,392 |
| Southernmost Countries of the World | 0 | - | 4.99 | 181,432 |
| Majority Muslim Countries | 0 | - | 4.96 | 280,671 |
| Countries with the Most Borders | 0 | - | 4.96 | 316,801 |
| Countries with the Longest Coastlines | 0 | - | 4.85 | 351,858 |
| Cities on a Map of the Great Lakes | 0 | - | 4.38 | 37,008 |
| Countries That Border Russia | 0 | - | 4.98 | 366,576 |
| Natural Features of Countries #1 | 0 | - | 4.84 | 72,049 |
| Countries and Languages Quiz | 0 | - | 4.86 | 214,959 |
| Countries with the Most Billionaires | 0 | - | 4.93 | 254,656 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 285,797 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 172,018 |
| Commonwealth of Nations Countries | 0 | - | 4.92 | 204,726 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 305,683 |
| Biggest City by River | 0 | - | 4.38 | 48,257 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 300,162 |
| One Border Countries | 0 | - | 4.98 | 357,326 |
| NATO Countries Quiz | 0 | - | 4.97 | 201,091 |
| EU Countries Quiz | 0 | - | 4.99 | 206,238 |
| Countries of Europe Quiz | 0 | - | 5.00 | 2,449,433 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,242,496 |
| Countries that Start with A | 0 | - | 4.96 | 1,621,285 |
| Countries that Start with B | 0 | - | 4.94 | 1,758,788 |
| Countries that Start with C | 0 | - | 4.95 | 1,393,581 |
| Countries that Start with D | 0 | - | 4.96 | 460,272 |
| Countries that Start with E | 0 | - | 4.93 | 1,027,376 |
| Countries that Start with G | 0 | - | 4.95 | 1,124,495 |
| Countries that Start with H | 0 | - | 4.92 | 387,757 |
| Countries that Start with I | 0 | - | 4.90 | 972,143 |
| Countries that Start with J | 0 | - | 4.96 | 391,062 |
| Countries that Start with K | 0 | - | 4.94 | 567,881 |
| Countries that Start with L | 0 | - | 4.98 | 809,268 |
| Countries that Start with N | 0 | - | 4.90 | 830,515 |
| Countries that Start with P | 0 | - | 4.94 | 917,735 |
| Countries that Start with R | 0 | - | 4.40 | 297,504 |
| Countries that Start with S | 0 | - | 4.96 | 1,350,066 |
| Countries that Start with T | 0 | - | 4.88 | 755,097 |
| Countries that Start with U | 0 | - | 4.97 | 681,332 |
| Countries that Start with V | 0 | - | 4.97 | 453,856 |
| Countries that Start with F | 0 | - | 4.73 | 420,961 |
| Countries that Start with M | 0 | - | 4.95 | 1,055,544 |
| Countries that Border China | 0 | - | 4.97 | 211,087 |
| Countries that Produce the Most Wine | 0 | - | 4.88 | 164,408 |
| Countries in World War I | 0 | - | 4.92 | 182,015 |
| Countries with Four Letters | 0 | - | 4.99 | 319,992 |
| Countries of Africa | 0 | - | 5.00 | 1,721,767 |
| Countries of South America | 0 | - | 5.00 | 618,666 |
| Countries of North America Quiz | 0 | - | 5.00 | 701,593 |
| Countries of Oceania | 0 | - | 5.00 | 707,580 |
| Countries That Touch the Baltic Sea | 0 | - | 4.99 | 92,709 |
| Countries with the Most Military Troops | 0 | - | 4.93 | 205,662 |
| Countries Bordering France | 0 | - | 4.90 | 308,026 |
| Countries with Nuclear Weapons | 0 | - | 4.90 | 198,860 |
| Countries Bordering Germany | 0 | - | 4.99 | 291,086 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 252,408 |
| Landforms by Country Quiz | 0 | - | 4.52 | 48,369 |
| Countries by Clue #1 | 0 | - | 4.89 | 195,245 |
| Countries With No Rivers | 0 | - | 4.94 | 61,801 |
| Countries with Five Letters Quiz | 0 | - | 4.93 | 191,776 |
| Rivers by City Quiz | 0 | - | 4.38 | 20,451 |
| Famous Rivers | 0 | - | 4.57 | 82,140 |
| Famous Lakes Quiz | 0 | - | 4.40 | 20,793 |
| Lakes in the United States Quiz | 0 | - | 4.20 | 12,614 |
| Countries with Z | 0 | - | 4.99 | 222,421 |
| "Land" Countries | 0 | - | 4.98 | 260,018 |
| Countries with the Shortest Coastlines | 0 | - | 4.90 | 48,625 |
| Rivers on Borders | 0 | - | 4.15 | 20,872 |
| Answers Contain Sea | 0 | - | 3.79 | 25,619 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.95 | 202,118 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 172,554 |
| City to River #1 | 0 | - | 4.46 | 22,721 |
| Countries with the Longest Total Borders | 0 | - | 4.98 | 245,832 |
| African Great Lakes | 0 | - | 4.56 | 35,261 |
| World's Longest Rivers | 0 | - | 4.86 | 86,530 |
| Natural Features of Countries #2 | 0 | - | 4.64 | 31,196 |
| Countries with the Most Sheep | 0 | - | 4.84 | 75,076 |
| Megadiverse Countries | 0 | - | 4.95 | 116,700 |
| Rivers A-Z | 0 | - | 4.26 | 29,215 |
| City to River #2 - Difficult | 0 | - | 4.43 | 12,394 |
| U.S. States Bordering the Great Lakes | 0 | - | 4.59 | 13,380 |
| Black Sea Countries | 0 | - | 4.89 | 51,936 |
| Countries that Catch the Most Fish | 0 | - | 4.84 | 89,953 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 180,776 |
| Top Countries for Shark Attacks | 0 | - | 4.52 | 38,452 |
| Countries Closest to Spain | 0 | - | 4.96 | 169,663 |
| Countries Closest to the Aegean Sea | 0 | - | 4.52 | 51,220 |
| Seas of Europe | 0 | - | 4.25 | 73,671 |
| Countries with Wild Tigers | 0 | - | 4.96 | 99,155 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 341,191 |
| Countries with Wild Penguins | 0 | - | 4.89 | 73,911 |
| Most Populous River Basins | 0 | - | 4.64 | 34,310 |
| Five Closest Countries by Country #1 | 0 | - | 5.00 | 193,365 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.93 | 4,305,130 |
| African Physical Geography | 0 | - | 4.54 | 27,018 |
| Asian Physical Geography | 0 | - | 4.49 | 30,638 |
| South American Physical Geography | 0 | - | 4.51 | 15,006 |
| Caspian Sea Countries | 0 | - | 4.91 | 44,460 |
| North Sea Countries | 0 | - | 4.90 | 72,025 |
| Five Closest Countries by Country #2 | 0 | - | 5.00 | 162,480 |
| Top 10 U.S. States with the Longest Coastline | 0 | - | 4.39 | 44,196 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 168,079 |
| Five Smallest Countries by Continent | 0 | - | 4.97 | 118,830 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 223,931 |
| Five Least Populated Countries by Continent | 0 | - | 4.96 | 92,591 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.91 | 57,315 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.91 | 56,681 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 172,382 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.97 | 116,828 |
| Five Most Guessed Countries by Continent | 0 | - | 4.93 | 133,749 |
| Five Least Guessed Countries by Continent | 0 | - | 4.92 | 48,972 |
| Five Most Elevated Countries by Continent | 0 | - | 4.98 | 88,077 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 92,103 |
| Five Richest Countries by Continent | 0 | - | 4.53 | 154,222 |
| Five Poorest Countries by Continent | 0 | - | 4.96 | 143,225 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.87 | 53,570 |
| 10 Longest Rivers in the United States | 0 | - | 4.78 | 30,649 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 111,685 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.83 | 993,163 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.97 | 59,315 |
| Countries That Touch the Red Sea | 0 | - | 4.89 | 56,081 |
| World Map without 12 Countries | 0 | - | 4.96 | 277,882 |
| Great Lakes Quiz | 0 | - | 4.71 | 40,251 |
| Five Highest HDI Countries by Continent | 0 | - | 4.46 | 47,427 |
| Seas that Touch the Most Countries | 0 | - | 4.56 | 81,472 |
| South China Sea Countries | 0 | - | 4.89 | 48,810 |
| Every Country Shape | 0 | - | 4.99 | 311,471 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 2,863,288 |
| Five Biggest Economies by Continent | 0 | - | 4.97 | 143,755 |
| Where Do Musk Oxen Live? | 0 | - | 4.57 | 12,586 |
| Top 50 Countries by Population - In Order | 0 | - | 4.96 | 216,727 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 164,601 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 78,419 |
| Top 10 American Countries by Coastline | 0 | - | 4.93 | 64,657 |
| Top 10 European Countries by Coastline | 0 | - | 4.84 | 114,257 |
| Top 10 African Countries by Coastline | 0 | - | 4.30 | 41,877 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 169,205 |
| Largest Rivers by Discharge | 0 | - | 4.49 | 13,026 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 167,153 |
| Major U.S. Rivers with State Names | 0 | - | 4.49 | 31,591 |
| Five Lowest HDI Countries by Continent | 0 | - | 4.64 | 43,458 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 2,633,716 |
| Longest Rivers in the UK | 0 | - | 4.36 | 11,827 |
| Layers of the Earth and Atmosphere | 0 | - | 4.97 | 35,782 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.94 | 190,607 |
| Five Countries with Most Christians by Continent | 0 | - | 4.98 | 69,899 |
| States and Provinces that Touch the Great Lakes | 0 | - | 4.50 | 25,609 |
| One Country By Letter By Continent | 0 | - | 4.99 | 34,948 |
| Largest Countries with No Borders | 0 | - | 4.97 | 162,986 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.94 | 91,798 |
| Five Coldest Countries by Continent | 0 | - | 4.96 | 50,220 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 66,604 |
| Seas on the World Map | 0 | - | 4.98 | 105,193 |
| Gulfs and Bays on the World Map | 0 | - | 4.46 | 22,700 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 170,736 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.88 | 175,276 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.96 | 186,786 |
| Rivers that Flow through the Most Countries | 0 | - | 4.47 | 33,533 |
| Top 15 Countries with the Most Cows | 0 | - | 4.79 | 82,501 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.72 | 64,229 |
| Countries with NO Snakes | 0 | - | 4.42 | 43,072 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.64 | 30,342 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 49,904 |
| Capital Cities by Body of Water | 0 | - | 4.87 | 48,753 |
| Animal Populations of Countries | 0 | - | 4.45 | 36,074 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.98 | 50,880 |
| Rivers of Europe Quiz | 0 | - | 4.87 | 39,252 |
| Rivers of The United States Quiz | 0 | - | 4.87 | 40,576 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.86 | 41,701 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.87 | 43,350 |
| Five Countries by a Single Word by Continent | 0 | - | 4.88 | 37,359 |
| Bodies of Water by Cities | 0 | - | 4.77 | 23,509 |
| Countries with the Most Wolves | 0 | - | 4.89 | 68,943 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.16 | 52,571 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.14 | 16,184 |
| Flags of the Countries that Start with A | 0 | - | 4.93 | 89,926 |
| Countries with Fjords | 0 | - | 4.94 | 71,184 |
| Countries With The Most Bird Species | 0 | - | 4.74 | 3,307 |
| Flags of the Countries that Start with C | 0 | - | 4.94 | 99,016 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 59,471 |
| Flags of the Countries that Start with I | 0 | - | 4.95 | 115,937 |
| Countries that Start with C - Shape Quiz | 0 | - | 4.71 | 61,239 |
| Countries that Start with I - Shape Quiz | 0 | - | 4.91 | 84,586 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 111,333 |
| Indian Ocean General Knowledge | 0 | - | 4.43 | 19,286 |
| Atlantic Ocean General Knowledge | 0 | - | 4.50 | 17,802 |
| Countries that Start with N - Shape Quiz | 0 | - | 4.92 | 61,618 |
| Countries that Start with P - Shape Quiz | 0 | - | 4.82 | 61,128 |
| Seas of the World | 0 | - | 5.00 | 97,028 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 246,449 |
