| Quiz | Points | Best | Rating | Takes |
|---|
| Countries of the World Quiz | 0 | - | 5.00 | 36,666,234 |
| Country Shape Quiz #1 | 0 | - | 4.88 | 777,551 |
| Country Shape Quiz #2 | 0 | - | 4.92 | 357,615 |
| Country Shape Quiz #3 | 0 | - | 4.91 | 254,315 |
| Country Shape Quiz #4 | 0 | - | 4.90 | 186,418 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,218,659 |
| Biggest Countries by Area | 0 | - | 4.99 | 867,186 |
| Spanish-Speaking Countries | 0 | - | 4.88 | 321,216 |
| Biggest Lakes in the World | 0 | - | 4.68 | 79,168 |
| Island Countries Quiz | 0 | - | 4.99 | 604,099 |
| Northernmost Countries | 0 | - | 4.98 | 303,452 |
| Southernmost Countries of the World | 0 | - | 4.99 | 187,489 |
| Majority Muslim Countries | 0 | - | 4.97 | 296,142 |
| Countries with the Most Borders | 0 | - | 4.97 | 331,034 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 364,813 |
| Cities on a Map of the Great Lakes | 0 | - | 4.40 | 38,426 |
| Countries That Border Russia | 0 | - | 4.97 | 398,543 |
| Natural Features of Countries #1 | 0 | - | 4.83 | 74,377 |
| Countries and Languages Quiz | 0 | - | 4.84 | 223,518 |
| Countries with the Most Billionaires | 0 | - | 4.93 | 264,468 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 299,161 |
| Commonwealth of Nations Countries | 0 | - | 4.93 | 212,139 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 318,719 |
| Biggest City by River | 0 | - | 4.36 | 49,493 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 318,588 |
| One Border Countries | 0 | - | 4.97 | 380,184 |
| NATO Countries Quiz | 0 | - | 4.98 | 210,348 |
| EU Countries Quiz | 0 | - | 4.99 | 214,814 |
| Countries of Europe Quiz | 0 | - | 5.00 | 2,732,491 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,368,845 |
| Countries that Start with A | 0 | - | 4.96 | 1,764,975 |
| Countries that Start with B | 0 | - | 4.92 | 1,903,834 |
| Countries that Start with C | 0 | - | 4.94 | 1,506,913 |
| Countries that Start with D | 0 | - | 4.95 | 524,097 |
| Countries that Start with E | 0 | - | 4.92 | 1,119,726 |
| Countries that Start with G | 0 | - | 4.94 | 1,228,229 |
| Countries that Start with H | 0 | - | 4.90 | 446,471 |
| Countries that Start with I | 0 | - | 4.90 | 1,060,979 |
| Countries that Start with J | 0 | - | 4.96 | 450,503 |
| Countries that Start with K | 0 | - | 4.93 | 623,189 |
| Countries that Start with L | 0 | - | 4.97 | 870,863 |
| Countries that Start with N | 0 | - | 4.88 | 893,082 |
| Countries that Start with P | 0 | - | 4.89 | 987,889 |
| Countries that Start with R | 0 | - | 4.40 | 331,390 |
| Countries that Start with S | 0 | - | 4.97 | 1,450,930 |
| Countries that Start with T | 0 | - | 4.83 | 812,175 |
| Countries that Start with U | 0 | - | 4.96 | 729,579 |
| Countries that Start with V | 0 | - | 4.96 | 487,771 |
| Countries that Start with F | 0 | - | 4.68 | 480,848 |
| Countries that Start with M | 0 | - | 4.94 | 1,132,937 |
| Countries that Border China | 0 | - | 4.96 | 220,100 |
| Countries in World War I | 0 | - | 4.90 | 193,706 |
| Countries with Four Letters | 0 | - | 4.99 | 358,564 |
| Countries of Africa | 0 | - | 5.00 | 1,900,455 |
| Countries of South America | 0 | - | 5.00 | 697,356 |
| Countries of North America Quiz | 0 | - | 5.00 | 773,841 |
| Countries of Oceania | 0 | - | 5.00 | 780,124 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 97,050 |
| Countries with the Most Military Troops | 0 | - | 4.93 | 213,574 |
| Countries with Nuclear Weapons | 0 | - | 4.89 | 206,947 |
| Countries Bordering Germany | 0 | - | 4.98 | 308,815 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 275,441 |
| Landforms by Country Quiz | 0 | - | 4.53 | 50,234 |
| Countries by Clue #1 | 0 | - | 4.88 | 204,049 |
| Countries With No Rivers | 0 | - | 4.95 | 65,049 |
| Countries with Five Letters Quiz | 0 | - | 4.94 | 217,128 |
| Rivers by City Quiz | 0 | - | 4.35 | 21,252 |
| Famous Rivers | 0 | - | 4.69 | 85,206 |
| Famous Lakes Quiz | 0 | - | 4.47 | 21,877 |
| Lakes in the United States Quiz | 0 | - | 4.21 | 13,081 |
| Countries with Z | 0 | - | 4.98 | 231,252 |
| "Land" Countries | 0 | - | 4.98 | 275,856 |
| Countries with the Shortest Coastlines | 0 | - | 4.83 | 51,861 |
| Rivers on Borders | 0 | - | 4.12 | 21,351 |
| Answers Contain Sea | 0 | - | 3.81 | 26,030 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 225,849 |
| Most Populous Countries in 2050 | 0 | - | 4.92 | 179,886 |
| City to River #1 | 0 | - | 4.53 | 24,024 |
| Countries with the Longest Total Borders | 0 | - | 4.98 | 258,303 |
| African Great Lakes | 0 | - | 4.76 | 43,594 |
| World's Longest Rivers | 0 | - | 4.89 | 101,687 |
| Natural Features of Countries #2 | 0 | - | 4.57 | 33,094 |
| Countries with the Most Sheep | 0 | - | 4.87 | 78,563 |
| Megadiverse Countries | 0 | - | 4.94 | 120,518 |
| Rivers A-Z | 0 | - | 4.30 | 30,280 |
| City to River #2 - Difficult | 0 | - | 4.50 | 13,337 |
| U.S. States Bordering the Great Lakes | 0 | - | 4.57 | 15,494 |
| Black Sea Countries | 0 | - | 4.85 | 54,577 |
| Countries that Catch the Most Fish | 0 | - | 4.87 | 94,285 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 191,905 |
| Top Countries for Shark Attacks | 0 | - | 4.50 | 41,257 |
| Countries Closest to Spain | 0 | - | 4.96 | 179,936 |
| Countries Closest to the Aegean Sea | 0 | - | 4.52 | 53,509 |
| Seas of Europe | 0 | - | 4.28 | 75,565 |
| Countries with Wild Tigers | 0 | - | 4.96 | 104,360 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 360,832 |
| Countries with Wild Penguins | 0 | - | 4.89 | 85,348 |
| Most Populous River Basins | 0 | - | 4.54 | 36,003 |
| Five Closest Countries by Country #1 | 0 | - | 5.00 | 202,289 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.94 | 4,615,711 |
| African Physical Geography | 0 | - | 4.52 | 28,598 |
| Asian Physical Geography | 0 | - | 4.51 | 32,146 |
| South American Physical Geography | 0 | - | 4.55 | 16,257 |
| Caspian Sea Countries | 0 | - | 4.91 | 55,543 |
| North Sea Countries | 0 | - | 4.90 | 75,532 |
| Top 10 U.S. States with the Longest Coastline | 0 | - | 4.39 | 46,252 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 177,310 |
| Five Smallest Countries by Continent | 0 | - | 4.97 | 124,653 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 232,901 |
| Five Least Populated Countries by Continent | 0 | - | 4.96 | 110,623 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 61,025 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.95 | 60,338 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.92 | 182,197 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.97 | 133,703 |
| Five Most Guessed Countries by Continent | 0 | - | 4.94 | 141,438 |
| Five Least Guessed Countries by Continent | 0 | - | 4.91 | 55,116 |
| Five Most Elevated Countries by Continent | 0 | - | 4.98 | 91,666 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 98,041 |
| Five Richest Countries by Continent | 0 | - | 4.50 | 180,593 |
| Five Poorest Countries by Continent | 0 | - | 4.94 | 149,431 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.87 | 63,141 |
| Countries Bordering "U" Countries | 0 | - | 4.59 | 4,239 |
| 10 Longest Rivers in the United States | 0 | - | 4.82 | 32,677 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 117,097 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 62,294 |
| Countries That Touch the Red Sea | 0 | - | 4.86 | 58,270 |
| World Map without 12 Countries | 0 | - | 4.96 | 287,494 |
| Great Lakes Quiz | 0 | - | 4.71 | 42,911 |
| Five Highest HDI Countries by Continent | 0 | - | 4.46 | 49,771 |
| Seas that Touch the Most Countries | 0 | - | 4.61 | 84,484 |
| South China Sea Countries | 0 | - | 4.84 | 51,107 |
| Every Country Shape | 0 | - | 5.00 | 339,893 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,067,240 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 150,716 |
| Where Do Musk Oxen Live? | 0 | - | 4.58 | 13,794 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 229,275 |
| Countries with Megacities | 0 | - | 4.99 | 183,215 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.88 | 83,968 |
| Top 10 American Countries by Coastline | 0 | - | 4.92 | 68,435 |
| Top 10 European Countries by Coastline | 0 | - | 4.80 | 120,269 |
| Top 10 African Countries by Coastline | 0 | - | 4.29 | 43,991 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 183,001 |
| Largest Rivers by Discharge | 0 | - | 4.50 | 14,168 |
| Major U.S. Rivers with State Names | 0 | - | 4.50 | 33,900 |
| Five Lowest HDI Countries by Continent | 0 | - | 4.61 | 45,360 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 2,816,734 |
| Longest Rivers in the UK | 0 | - | 4.35 | 12,478 |
| Layers of the Earth and Atmosphere | 0 | - | 4.97 | 38,095 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 233,086 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 89,964 |
| States and Provinces that Touch the Great Lakes | 0 | - | 4.54 | 27,019 |
| One Country By Letter By Continent | 0 | - | 4.99 | 51,336 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.94 | 117,710 |
| Five Coldest Countries by Continent | 0 | - | 4.95 | 54,181 |
| World's Longest Rivers on a Map | 0 | - | 4.89 | 71,088 |
| Seas on the World Map | 0 | - | 4.97 | 112,389 |
| Gulfs and Bays on the World Map | 0 | - | 4.51 | 24,716 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 182,018 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.87 | 184,409 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 205,983 |
| Top 10 Countries with the Most Horses | 0 | - | 4.41 | 50,745 |
| Rivers that Flow through the Most Countries | 0 | - | 4.50 | 35,466 |
| Top 15 Countries with the Most Cows | 0 | - | 4.63 | 85,836 |
| Countries with More Cows than People | 0 | - | 4.41 | 45,543 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.62 | 67,097 |
| Countries with NO Snakes | 0 | - | 4.52 | 60,682 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.63 | 32,086 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 52,945 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 50,696 |
| Countries with the Most Wild Elephants | 0 | - | 4.42 | 48,609 |
| Animal Populations of Countries | 0 | - | 4.46 | 37,799 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.98 | 53,499 |
| Rivers of Europe Quiz | 0 | - | 4.87 | 42,996 |
| Rivers of The United States Quiz | 0 | - | 4.91 | 44,209 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.86 | 44,710 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.84 | 46,664 |
| Five Countries by a Single Word by Continent | 0 | - | 4.86 | 57,980 |
| Bodies of Water by Cities | 0 | - | 4.79 | 25,152 |
| Countries with the Most Wolves | 0 | - | 4.89 | 73,044 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.14 | 56,616 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.27 | 17,046 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 97,285 |
| Countries with Fjords | 0 | - | 4.93 | 73,844 |
| Countries With The Most Bird Species | 0 | - | 4.85 | 15,967 |
| Flags of the Countries that Start with C | 0 | - | 4.90 | 107,424 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 63,085 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 125,763 |
| Countries that Start with C - Shape Quiz | 0 | - | 4.75 | 67,495 |
| Countries that Start with I - Shape Quiz | 0 | - | 4.85 | 91,971 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 122,750 |
| Indian Ocean General Knowledge | 0 | - | 4.45 | 20,151 |
| Atlantic Ocean General Knowledge | 0 | - | 4.54 | 18,899 |
| Countries that Start with N - Shape Quiz | 0 | - | 4.92 | 67,078 |
| Countries that Start with P - Shape Quiz | 0 | - | 4.80 | 66,704 |
| Seas of the World | 0 | - | 5.00 | 109,439 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 266,538 |
| Five Countries With the Most Tourists by Continent | 0 | - | 4.94 | 67,381 |
| Countries with Wild Lions | 0 | - | 4.70 | 17,154 |
| Random Flag to Country | 0 | - | 4.99 | 428,890 |
| European Countries with NO Wolves | 0 | - | 4.59 | 60,819 |
