| Asian Geography By Letter - B | 0 | - | 4.85 | 66,929 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,664 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,973 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,213 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,868 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,878 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 53,297 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,349 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,800 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,406 |
| European Geography By Letter - A | 0 | - | 4.52 | 147,913 |
| European Geography By Letter - B #1 | 0 | - | 4.62 | 121,191 |
| European Geography By Letter - C | 0 | - | 4.43 | 123,500 |
| European Geography By Letter - D | 0 | - | 4.50 | 110,168 |
| European Geography By Letter - L | 0 | - | 4.52 | 114,807 |
| European Geography By Letter - M | 0 | - | 4.69 | 132,210 |
| European Geography By Letter - N | 0 | - | 4.44 | 101,921 |
| European Geography By Letter - R | 0 | - | 4.43 | 94,435 |
| European Geography By Letter - V | 0 | - | 4.42 | 93,648 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 66,020 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,621 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,156 |
| Asian Geography by Letter - T | 0 | - | 4.52 | 57,617 |
| European Geography By Letter - T | 0 | - | 4.41 | 83,371 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 101,266 |
| South America Map Quiz | 0 | - | 5.00 | 1,556,061 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,573 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,472 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,503 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 57,481 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 50,186 |
| U.S. Geography by Letter - P | 0 | - | 4.38 | 54,384 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,603 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,505 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,666 |
| U.S. Geography by Letter - R | 0 | - | 4.22 | 36,835 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,585 |
| Countries that Start with A | 0 | - | 4.98 | 2,174,571 |
| Countries that Start with B | 0 | - | 4.95 | 2,305,409 |
| Countries that Start with C | 0 | - | 4.96 | 1,830,615 |
| Countries that Start with D | 0 | - | 4.96 | 715,847 |
| Countries that Start with E | 0 | - | 4.95 | 1,384,401 |
| Countries that Start with G | 0 | - | 4.97 | 1,510,802 |
| Countries that Start with H | 0 | - | 4.96 | 609,158 |
| Countries that Start with I | 0 | - | 4.92 | 1,294,033 |
| Countries that Start with J | 0 | - | 4.98 | 606,547 |
| Countries that Start with K | 0 | - | 4.97 | 820,339 |
| Countries that Start with L | 0 | - | 4.98 | 1,096,248 |
| Countries that Start with N | 0 | - | 4.93 | 1,123,320 |
| Countries that Start with P | 0 | - | 4.94 | 1,221,519 |
| Countries that Start with S | 0 | - | 4.98 | 1,762,409 |
| Countries that Start with T | 0 | - | 4.90 | 1,014,492 |
| Countries that Start with U | 0 | - | 4.97 | 908,183 |
| Countries that Start with V | 0 | - | 4.98 | 611,759 |
| Countries that Start with F | 0 | - | 4.83 | 620,986 |
| Countries that Start with M | 0 | - | 4.97 | 1,387,662 |
| Brazil Country Quiz | 0 | - | 4.52 | 102,326 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,784 |
| Peru Country Quiz | 0 | - | 4.54 | 48,894 |
| Chile Country Quiz | 0 | - | 4.75 | 40,266 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,998 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 904,810 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,826 |
| South American Geography Quiz #2 | 0 | - | 4.41 | 43,914 |
| South American Geography Quiz #1 | 0 | - | 4.63 | 32,873 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,797 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,421 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,179 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,807 |
| Monarchies of Europe | 0 | - | 4.90 | 98,799 |
| Monarchies of Asia | 0 | - | 4.97 | 71,475 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,253 |
| Which South American Country? | 0 | - | 4.69 | 52,093 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,660 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,525 |
| US States Quiz | 0 | - | 5.00 | 16,985,520 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,213 |
| European Geography By Letter - E | 0 | - | 4.23 | 114,871 |
| European Geography By Letter - F | 0 | - | 4.15 | 94,186 |
| European Geography By Letter - H | 0 | - | 4.30 | 96,972 |
| European Geography By Letter - G | 0 | - | 4.27 | 103,686 |
| European Geography By Letter - I | 0 | - | 4.07 | 96,369 |
| European Geography By Letter - K | 0 | - | 4.15 | 70,994 |
| European Geography By Letter - O | 0 | - | 4.29 | 63,410 |
| European Geography by Letter - W | 0 | - | 4.21 | 83,456 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,142 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,384 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 68,029 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,957 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,423 |
| European Geography By Letter - S #2 | 0 | - | 4.20 | 51,748 |
| Asian Geography By Letter - J | 0 | - | 4.27 | 34,913 |
| Central American Countries | 0 | - | 4.98 | 157,255 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,541 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,789 |
| Richest Countries A-Z | 0 | - | 4.91 | 103,980 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,803 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,732 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,717 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,546 |
| Europe Map Quiz | 0 | - | 5.00 | 4,785,684 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 150,272 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,564 |
| States of Mexico | 0 | - | 4.96 | 178,065 |
| States of Brazil | 0 | - | 4.97 | 89,603 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,736 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,434 |
| One Country By Letter By Continent | 0 | - | 5.00 | 125,472 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 94,715 |
| Countries that Beat Brazil | 0 | - | 4.49 | 69,188 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 335,153 |
| U.S. Geography by Letter - N | 0 | - | 3.80 | 53,051 |
| U.S. Geography by Letter - E | 0 | - | 3.75 | 49,062 |
| U.S. Geography by Letter - F | 0 | - | 3.84 | 45,329 |
| U.S. Geography by Letter - O | 0 | - | 3.52 | 41,788 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 127,355 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,921 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,382 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,138 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,726 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,452,106 |
| Oceania Map Quiz | 0 | - | 4.98 | 658,842 |
| Africa Map Quiz | 0 | - | 5.00 | 2,127,831 |
| Asia Map Quiz | 0 | - | 4.99 | 924,499 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,375 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,651 |
| US States with an Empty Map | 0 | - | 5.00 | 628,268 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,986 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,221 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,108 |
| European Geography A-Z | 0 | - | 4.29 | 49,471 |
| Africa Capitals Quiz | 0 | - | 4.99 | 743,281 |
| Asia Capitals Quiz | 0 | - | 4.98 | 698,345 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,836 |
| Majority Muslim Countries | 0 | - | 4.98 | 377,397 |
| NATO Countries | 0 | - | 4.98 | 283,194 |
| EU Countries Quiz | 0 | - | 4.99 | 277,588 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,625 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 291,127 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 276,679 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,204 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,780 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,993 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,663 |
| The Only European Country ... | 0 | - | 4.91 | 218,796 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,802 |
| Countries with NO Military | 0 | - | 4.97 | 63,322 |
| Countries Bordering "U" Countries | 0 | - | 4.83 | 24,833 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,409 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,056 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,886 |
| Countries of Africa | 0 | - | 5.00 | 2,557,670 |
| Countries Closest to Alaska | 0 | - | 4.93 | 125,066 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,558 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,386,967 |
| United States Map Quiz | 0 | - | 4.98 | 4,170,430 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,408 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,870 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,554 |
| Australia Map Quiz | 0 | - | 4.95 | 346,048 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,083 |
| Rivers of the United States | 0 | - | 4.93 | 66,626 |
| African East Coast | 0 | - | 4.96 | 96,697 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,757 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,437 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,773 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,256,705 |
| Flags of Asia Quiz | 0 | - | 4.99 | 619,665 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,797 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,335,080 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 323,573 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,805 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,030,597 |
| Countries that Start with R | 0 | - | 4.43 | 450,047 |
| India A-Z | 0 | - | 4.42 | 34,288 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,735 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,321 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,414 |
| Flags of Africa Quiz | 0 | - | 5.00 | 476,991 |
| Flags of North and South America | 0 | - | 4.99 | 376,614 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,878 |
| Counties of England | 0 | - | 4.97 | 802,354 |
| U.S. States that Border Canada | 0 | - | 4.91 | 186,536 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,983 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.74 | 64,013 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,811 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,785 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,405 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,979 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,626 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,490 |
| Europe Capital to Country | 0 | - | 4.99 | 251,938 |
| Asia Capital to Country | 0 | - | 4.96 | 127,329 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,885 |
| European Capitals by Map | 0 | - | 4.99 | 141,943 |
| African Capitals by Map | 0 | - | 4.99 | 142,011 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,708 |
| Coldest World Capitals | 0 | - | 4.95 | 134,131 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,858 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,803 |
