| Asian Geography By Letter - B | 0 | - | 4.85 | 66,932 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,671 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,976 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,216 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,869 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,878 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 53,298 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,351 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,802 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,409 |
| European Geography By Letter - A | 0 | - | 4.52 | 147,931 |
| European Geography By Letter - B #1 | 0 | - | 4.62 | 121,215 |
| European Geography By Letter - C | 0 | - | 4.43 | 123,520 |
| European Geography By Letter - D | 0 | - | 4.50 | 110,874 |
| European Geography By Letter - L | 0 | - | 4.52 | 114,821 |
| European Geography By Letter - M | 0 | - | 4.69 | 132,227 |
| European Geography By Letter - N | 0 | - | 4.44 | 101,931 |
| European Geography By Letter - R | 0 | - | 4.43 | 94,440 |
| European Geography By Letter - V | 0 | - | 4.42 | 93,663 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 66,022 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,621 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,158 |
| Asian Geography by Letter - T | 0 | - | 4.52 | 57,618 |
| European Geography By Letter - T | 0 | - | 4.41 | 83,382 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 101,270 |
| South America Map Quiz | 0 | - | 5.00 | 1,556,091 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,574 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,472 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,504 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 57,481 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 50,187 |
| U.S. Geography by Letter - P | 0 | - | 4.38 | 54,386 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,605 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,505 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,669 |
| U.S. Geography by Letter - R | 0 | - | 4.22 | 36,836 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,586 |
| Countries that Start with A | 0 | - | 4.98 | 2,174,636 |
| Countries that Start with B | 0 | - | 4.95 | 2,305,471 |
| Countries that Start with C | 0 | - | 4.96 | 1,830,677 |
| Countries that Start with D | 0 | - | 4.96 | 715,884 |
| Countries that Start with E | 0 | - | 4.95 | 1,384,433 |
| Countries that Start with G | 0 | - | 4.97 | 1,510,843 |
| Countries that Start with H | 0 | - | 4.96 | 609,186 |
| Countries that Start with I | 0 | - | 4.92 | 1,294,063 |
| Countries that Start with J | 0 | - | 4.98 | 606,570 |
| Countries that Start with K | 0 | - | 4.97 | 820,355 |
| Countries that Start with L | 0 | - | 4.98 | 1,096,276 |
| Countries that Start with N | 0 | - | 4.93 | 1,123,352 |
| Countries that Start with P | 0 | - | 4.94 | 1,221,549 |
| Countries that Start with S | 0 | - | 4.98 | 1,762,448 |
| Countries that Start with T | 0 | - | 4.90 | 1,014,520 |
| Countries that Start with U | 0 | - | 4.97 | 908,202 |
| Countries that Start with V | 0 | - | 4.98 | 611,776 |
| Countries that Start with F | 0 | - | 4.83 | 621,005 |
| Countries that Start with M | 0 | - | 4.97 | 1,387,697 |
| Brazil Country Quiz | 0 | - | 4.52 | 102,326 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,787 |
| Peru Country Quiz | 0 | - | 4.54 | 48,895 |
| 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 | 904,820 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,828 |
| South American Geography Quiz #2 | 0 | - | 4.41 | 43,926 |
| South American Geography Quiz #1 | 0 | - | 4.63 | 32,876 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,799 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,427 |
| 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 | 98,801 |
| Monarchies of Asia | 0 | - | 4.97 | 71,476 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,256 |
| Which South American Country? | 0 | - | 4.69 | 52,095 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,663 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,525 |
| US States Quiz | 0 | - | 5.00 | 16,986,003 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,214 |
| European Geography By Letter - E | 0 | - | 4.23 | 114,885 |
| European Geography By Letter - F | 0 | - | 4.15 | 94,201 |
| European Geography By Letter - H | 0 | - | 4.30 | 96,982 |
| European Geography By Letter - G | 0 | - | 4.27 | 103,703 |
| European Geography By Letter - I | 0 | - | 4.07 | 96,377 |
| European Geography By Letter - K | 0 | - | 4.15 | 71,003 |
| European Geography By Letter - O | 0 | - | 4.29 | 63,421 |
| European Geography by Letter - W | 0 | - | 4.21 | 83,461 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,143 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,385 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 68,030 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,960 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,423 |
| European Geography By Letter - S #2 | 0 | - | 4.20 | 51,752 |
| Asian Geography By Letter - J | 0 | - | 4.27 | 34,914 |
| Central American Countries | 0 | - | 4.98 | 157,256 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,541 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,793 |
| Richest Countries A-Z | 0 | - | 4.91 | 103,985 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,807 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,733 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,717 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,547 |
| Europe Map Quiz | 0 | - | 5.00 | 4,785,850 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 150,288 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,564 |
| States of Mexico | 0 | - | 4.96 | 178,072 |
| States of Brazil | 0 | - | 4.97 | 89,607 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,741 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,438 |
| One Country By Letter By Continent | 0 | - | 5.00 | 125,475 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 94,755 |
| Countries that Beat Brazil | 0 | - | 4.49 | 69,189 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 335,167 |
| U.S. Geography by Letter - N | 0 | - | 3.80 | 53,052 |
| U.S. Geography by Letter - E | 0 | - | 3.75 | 49,062 |
| U.S. Geography by Letter - F | 0 | - | 3.84 | 45,331 |
| U.S. Geography by Letter - O | 0 | - | 3.52 | 41,789 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 127,366 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,923 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,389 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,144 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,727 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,452,117 |
| Oceania Map Quiz | 0 | - | 4.98 | 658,869 |
| Africa Map Quiz | 0 | - | 5.00 | 2,127,862 |
| Asia Map Quiz | 0 | - | 4.99 | 924,531 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,375 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,663 |
| US States with an Empty Map | 0 | - | 5.00 | 628,284 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,994 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,232 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,113 |
| European Geography A-Z | 0 | - | 4.29 | 49,471 |
| Africa Capitals Quiz | 0 | - | 4.99 | 743,294 |
| Asia Capitals Quiz | 0 | - | 4.98 | 698,377 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,845 |
| Majority Muslim Countries | 0 | - | 4.98 | 377,412 |
| NATO Countries | 0 | - | 4.98 | 283,205 |
| EU Countries Quiz | 0 | - | 4.99 | 277,601 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,633 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 291,151 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 276,698 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,215 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,782 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,996 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,668 |
| The Only European Country ... | 0 | - | 4.91 | 218,807 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,808 |
| Countries with NO Military | 0 | - | 4.97 | 63,329 |
| Countries Bordering "U" Countries | 0 | - | 4.83 | 24,834 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,412 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,058 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,886 |
| Countries of Africa | 0 | - | 5.00 | 2,557,766 |
| Countries Closest to Alaska | 0 | - | 4.93 | 125,070 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,564 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,386,989 |
| United States Map Quiz | 0 | - | 4.98 | 4,170,494 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,408 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,874 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,555 |
| Australia Map Quiz | 0 | - | 4.95 | 346,056 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,094 |
| Rivers of the United States | 0 | - | 4.93 | 66,629 |
| African East Coast | 0 | - | 4.96 | 96,702 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,759 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,443 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,773 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,256,766 |
| Flags of Asia Quiz | 0 | - | 4.99 | 619,681 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,799 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,335,095 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 323,588 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,811 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,030,642 |
| Countries that Start with R | 0 | - | 4.43 | 450,061 |
| India A-Z | 0 | - | 4.42 | 34,289 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,735 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,336 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,414 |
| Flags of Africa Quiz | 0 | - | 5.00 | 476,999 |
| Flags of North and South America | 0 | - | 4.99 | 376,619 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,889 |
| Counties of England | 0 | - | 4.97 | 802,373 |
| U.S. States that Border Canada | 0 | - | 4.91 | 186,541 |
| 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 | 64,015 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,812 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,789 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,410 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,981 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,629 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,490 |
| Europe Capital to Country | 0 | - | 4.99 | 251,944 |
| Asia Capital to Country | 0 | - | 4.96 | 127,333 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,889 |
| European Capitals by Map | 0 | - | 4.99 | 141,947 |
| African Capitals by Map | 0 | - | 4.99 | 142,014 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,724 |
| Coldest World Capitals | 0 | - | 4.95 | 134,132 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,861 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,806 |
