| Quiz | Points | Best | Rating | Takes |
|---|
| Countries of the World Quiz | 0 | - | 5.00 | 34,284,524 |
| US States Quiz | 0 | - | 5.00 | 12,309,360 |
| Biggest Cities in the United States | 0 | - | 4.93 | 709,804 |
| U.S. State Capitals Quiz | 0 | - | 4.99 | 1,341,978 |
| Country Shape Quiz #1 | 0 | - | 4.91 | 738,004 |
| Country Shape Quiz #2 | 0 | - | 4.94 | 344,325 |
| Country Shape Quiz #3 | 0 | - | 4.94 | 246,497 |
| World Capitals Quiz | 0 | - | 5.00 | 3,929,530 |
| Canada Provinces and Territories | 0 | - | 4.99 | 252,128 |
| Country Flags Quiz #1 | 0 | - | 4.95 | 2,147,449 |
| Country Flags Quiz #2 | 0 | - | 4.97 | 885,638 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 593,192 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,183,797 |
| South America Capitals Quiz | 0 | - | 4.99 | 361,959 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,169,403 |
| Biggest Countries by Area | 0 | - | 4.99 | 830,181 |
| Spanish-Speaking Countries Quiz | 0 | - | 4.90 | 295,861 |
| Biggest Lakes in the World | 0 | - | 4.53 | 69,971 |
| Island Countries Quiz | 0 | - | 4.99 | 577,906 |
| Northernmost Countries Quiz | 0 | - | 4.98 | 294,688 |
| Majority Muslim Countries | 0 | - | 4.96 | 282,005 |
| Countries with the Most Borders | 0 | - | 4.96 | 318,492 |
| Countries with the Longest Coastlines | 0 | - | 4.85 | 353,214 |
| Cities on a Map of the Great Lakes | 0 | - | 4.39 | 37,162 |
| Countries That Border Russia | 0 | - | 4.98 | 368,852 |
| Natural Features of Countries #1 | 0 | - | 4.84 | 72,305 |
| Countries and Languages Quiz | 0 | - | 4.86 | 215,795 |
| Countries with the Most Billionaires | 0 | - | 4.93 | 255,911 |
| Counties of England Quiz | 0 | - | 4.95 | 578,108 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 287,379 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 288,438 |
| Landforms Quiz | 0 | - | 4.30 | 70,590 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 307,100 |
| Biggest City by River | 0 | - | 4.38 | 48,403 |
| Geological Extremes Quiz | 0 | - | 4.28 | 36,701 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 301,414 |
| Africa Capitals Quiz | 0 | - | 4.99 | 529,756 |
| One Border Countries | 0 | - | 4.98 | 359,847 |
| Countries of Europe Quiz | 0 | - | 5.00 | 2,482,800 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,257,184 |
| Flags of Europe Quiz | 0 | - | 4.99 | 863,167 |
| Flags of Asia Quiz | 0 | - | 4.99 | 436,168 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 297,430 |
| Countries that Start with A | 0 | - | 4.96 | 1,634,106 |
| Countries that Start with B | 0 | - | 4.94 | 1,771,679 |
| Countries that Start with C | 0 | - | 4.95 | 1,403,804 |
| Countries that Start with D | 0 | - | 4.96 | 465,519 |
| Countries that Start with E | 0 | - | 4.93 | 1,035,542 |
| Countries that Start with G | 0 | - | 4.95 | 1,133,359 |
| Countries that Start with H | 0 | - | 4.93 | 392,269 |
| Countries that Start with I | 0 | - | 4.91 | 979,133 |
| Countries that Start with J | 0 | - | 4.96 | 395,607 |
| Countries that Start with K | 0 | - | 4.95 | 574,120 |
| Countries that Start with L | 0 | - | 4.98 | 815,838 |
| Countries that Start with N | 0 | - | 4.90 | 837,311 |
| Countries that Start with P | 0 | - | 4.94 | 925,123 |
| Countries that Start with S | 0 | - | 4.96 | 1,360,287 |
| Countries that Start with T | 0 | - | 4.89 | 761,087 |
| Countries that Start with U | 0 | - | 4.97 | 686,695 |
| Countries that Start with V | 0 | - | 4.97 | 457,517 |
| Countries that Start with M | 0 | - | 4.96 | 1,063,322 |
| Countries that Border China | 0 | - | 4.97 | 212,424 |
| Top World Languages | 0 | - | 4.89 | 579,710 |
| Biggest Cities in the World Quiz | 0 | - | 4.82 | 572,851 |
| Countries with Four Letters | 0 | - | 4.99 | 321,773 |
| Countries of Africa | 0 | - | 5.00 | 1,741,565 |
| Countries of South America | 0 | - | 5.00 | 626,168 |
| Countries of North America Quiz | 0 | - | 5.00 | 709,757 |
| Countries of Oceania | 0 | - | 5.00 | 716,106 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 68,067 |
| Countries That Touch the Baltic Sea | 0 | - | 4.99 | 93,370 |
| Countries Bordering France | 0 | - | 4.90 | 309,849 |
| Landforms by Description Quiz | 0 | - | 4.34 | 24,415 |
| Countries Bordering Germany | 0 | - | 4.99 | 293,253 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 304,464 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 253,396 |
| Landforms by Country Quiz | 0 | - | 4.52 | 48,597 |
| Asia Capitals Quiz | 0 | - | 4.97 | 503,107 |
| U.S. States by Landform Quiz | 0 | - | 4.00 | 25,458 |
| Countries With No Rivers | 0 | - | 4.95 | 62,174 |
| Rivers by City Quiz | 0 | - | 4.38 | 20,547 |
| Biggest Cities in Germany | 0 | - | 4.94 | 227,144 |
| Famous Rivers | 0 | - | 4.55 | 82,705 |
| Famous Lakes Quiz | 0 | - | 4.41 | 20,907 |
| Lakes in the United States Quiz | 0 | - | 4.20 | 12,655 |
| Movies with Landforms in the Name | 0 | - | 4.10 | 46,015 |
| Countries with Z | 0 | - | 4.99 | 223,366 |
| "Land" Countries | 0 | - | 4.98 | 265,478 |
| Countries with the Shortest Coastlines | 0 | - | 4.88 | 48,984 |
| Rivers on Borders | 0 | - | 4.15 | 20,923 |
| Answers Contain Sea | 0 | - | 3.79 | 25,666 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.95 | 218,215 |
| City to River #1 | 0 | - | 4.46 | 22,857 |
| Countries with the Longest Total Borders | 0 | - | 4.98 | 247,208 |
| African Great Lakes | 0 | - | 4.65 | 36,356 |
| World's Longest Rivers | 0 | - | 4.86 | 86,998 |
| Natural Features of Countries #2 | 0 | - | 4.64 | 31,403 |
| Random Capital to Country | 0 | - | 4.99 | 2,078,817 |
| Countries with the Most Sheep | 0 | - | 4.85 | 75,534 |
| Megadiverse Countries | 0 | - | 4.95 | 117,490 |
| Rivers A-Z | 0 | - | 4.26 | 29,326 |
| Word Scramble - U.S. States | 0 | - | 4.94 | 391,047 |
| Random Country to Capital | 0 | - | 4.98 | 696,106 |
| City to River #2 - Difficult | 0 | - | 4.43 | 12,495 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 525,634 |
| UK Cities Map Quiz | 0 | - | 4.95 | 396,023 |
| Australia Map Quiz | 0 | - | 4.94 | 282,655 |
| Central America and Caribbean Map Quiz | 0 | - | 4.86 | 789,589 |
| U.S. States Bordering the Great Lakes | 0 | - | 4.59 | 13,637 |
| Counties of England Map Quiz | 0 | - | 4.95 | 264,552 |
| All Country Flags of the World | 0 | - | 5.00 | 2,284,954 |
| Black Sea Countries | 0 | - | 4.90 | 52,235 |
| Countries that Catch the Most Fish | 0 | - | 4.86 | 90,371 |
| Flags of Africa Quiz | 0 | - | 4.99 | 308,121 |
| Flags of North and South America Quiz | 0 | - | 4.98 | 254,060 |
| Geologic Time Scale | 0 | - | 4.32 | 7,894 |
| Top Countries for Shark Attacks | 0 | - | 4.52 | 38,758 |
| Countries Closest to the Aegean Sea | 0 | - | 4.53 | 51,496 |
| Seas of Europe | 0 | - | 4.24 | 73,913 |
| Countries with Wild Tigers | 0 | - | 4.96 | 99,610 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 343,301 |
| Countries with Wild Penguins | 0 | - | 4.89 | 74,256 |
| United States Map Quiz | 0 | - | 4.96 | 3,585,914 |
| Europe Map Quiz | 0 | - | 4.99 | 3,731,914 |
| U.S. States with the Most Endangered Species | 0 | - | 4.47 | 12,303 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,172,279 |
| Africa Map Quiz | 0 | - | 5.00 | 1,761,690 |
| Most Populous River Basins | 0 | - | 4.65 | 34,493 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,249,363 |
| Oceania Map Quiz | 0 | - | 4.97 | 503,742 |
| South America Map Quiz | 0 | - | 4.99 | 1,259,817 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.94 | 4,338,963 |
| European Physical Geography | 0 | - | 4.12 | 30,048 |
| African Physical Geography | 0 | - | 4.54 | 27,217 |
| Asian Physical Geography | 0 | - | 4.49 | 30,804 |
| South American Physical Geography | 0 | - | 4.51 | 15,150 |
| Oceania Physical Geography | 0 | - | 4.24 | 10,762 |
| Caspian Sea Countries | 0 | - | 4.92 | 44,694 |
| North Sea Countries | 0 | - | 4.90 | 72,351 |
| Top 10 U.S. States with the Longest Coastline | 0 | - | 4.38 | 44,443 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 225,012 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 92,789 |
| U.S. States With Palm Trees | 0 | - | 4.52 | 39,261 |
| Asia Map Quiz | 0 | - | 4.99 | 656,213 |
| 10 Longest Rivers in the United States | 0 | - | 4.78 | 30,892 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.82 | 999,510 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.97 | 59,626 |
| Countries That Touch the Red Sea | 0 | - | 4.89 | 56,321 |
| World Map without 12 Countries | 0 | - | 4.96 | 278,942 |
| Great Lakes Quiz | 0 | - | 4.72 | 40,563 |
| Seas that Touch the Most Countries | 0 | - | 4.57 | 81,998 |
| South China Sea Countries | 0 | - | 4.89 | 49,085 |
| Every Country Shape | 0 | - | 4.99 | 314,500 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 2,887,243 |
| Where Do Musk Oxen Live? | 0 | - | 4.57 | 12,736 |
| Top 50 Countries by Population - In Order | 0 | - | 4.96 | 218,004 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 79,298 |
| Top 10 American Countries by Coastline | 0 | - | 4.94 | 65,073 |
| Top 10 European Countries by Coastline | 0 | - | 4.84 | 115,233 |
| Top 10 African Countries by Coastline | 0 | - | 4.30 | 42,092 |
| Largest Rivers by Discharge | 0 | - | 4.49 | 13,145 |
| Major U.S. Rivers with State Names | 0 | - | 4.48 | 31,866 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 2,654,646 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 243,619 |
| Longest Rivers in the UK | 0 | - | 4.36 | 11,891 |
| Layers of the Earth and Atmosphere | 0 | - | 4.97 | 36,077 |
| US States with an Empty Map | 0 | - | 5.00 | 450,681 |
| World Capitals by Proximity | 0 | - | 4.91 | 263,817 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.94 | 214,906 |
| States and Provinces that Touch the Great Lakes | 0 | - | 4.50 | 25,780 |
| Europe by Borders in 30 Seconds | 0 | - | 4.99 | 333,834 |
| World's Longest Rivers on a Map | 0 | - | 4.89 | 67,072 |
| Seas on the World Map | 0 | - | 4.98 | 105,910 |
| Gulfs and Bays on the World Map | 0 | - | 4.46 | 22,910 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 313,407 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 435,338 |
| Rivers that Flow through the Most Countries | 0 | - | 4.47 | 33,751 |
| Top 15 Countries with the Most Cows | 0 | - | 4.79 | 82,843 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 232,823 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.72 | 64,620 |
| Countries with NO Snakes | 0 | - | 4.42 | 43,277 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.65 | 30,542 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 50,295 |
| Capital Cities by Body of Water | 0 | - | 4.87 | 48,999 |
| U.S. States with More Cows than People | 0 | - | 4.45 | 36,998 |
| Animal Populations of Countries | 0 | - | 4.45 | 36,301 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.98 | 51,166 |
| Rivers of Europe Quiz | 0 | - | 4.87 | 39,683 |
| Rivers of The United States Quiz | 0 | - | 4.87 | 40,947 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.86 | 42,044 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.87 | 43,763 |
| Bodies of Water by Cities | 0 | - | 4.78 | 23,723 |
| Countries with the Most Wolves | 0 | - | 4.89 | 69,329 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.16 | 53,059 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.14 | 16,276 |
| Countries with Fjords | 0 | - | 4.94 | 71,520 |
| Countries With The Most Bird Species | 0 | - | 4.74 | 3,618 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.88 | 59,826 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 262,086 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 112,572 |
