| Asian Geography By Letter - B | 0 | - | 4.85 | 66,073 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,447 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,390 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,144 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,321 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,814 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,320 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,590 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,872 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,480 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 110,967 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,929 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,779 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,285 |
| European Geography By Letter - M | 0 | - | 4.61 | 129,031 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,745 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,686 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,066 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,433 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,195 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,603 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,112 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,384 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,646 |
| South America Map Quiz | 0 | - | 5.00 | 1,542,063 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,376 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 73,583 |
| U.S. Geography by Letter - A | 0 | - | 4.38 | 62,555 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,553 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 49,218 |
| U.S. Geography by Letter - P | 0 | - | 4.36 | 47,647 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 52,831 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 40,639 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 38,799 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 39,561 |
| Countries that Start with A | 0 | - | 4.97 | 2,148,774 |
| Countries that Start with B | 0 | - | 4.95 | 2,281,530 |
| Countries that Start with C | 0 | - | 4.96 | 1,811,708 |
| Countries that Start with D | 0 | - | 4.96 | 702,489 |
| Countries that Start with E | 0 | - | 4.95 | 1,368,637 |
| Countries that Start with G | 0 | - | 4.97 | 1,494,021 |
| Countries that Start with H | 0 | - | 4.96 | 598,722 |
| Countries that Start with I | 0 | - | 4.92 | 1,281,196 |
| Countries that Start with J | 0 | - | 4.98 | 596,774 |
| Countries that Start with K | 0 | - | 4.97 | 810,104 |
| Countries that Start with L | 0 | - | 4.98 | 1,083,779 |
| Countries that Start with N | 0 | - | 4.93 | 1,110,671 |
| Countries that Start with P | 0 | - | 4.94 | 1,209,393 |
| Countries that Start with S | 0 | - | 4.98 | 1,745,771 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,860 |
| Countries that Start with U | 0 | - | 4.97 | 900,465 |
| Countries that Start with V | 0 | - | 4.98 | 605,594 |
| Countries that Start with F | 0 | - | 4.83 | 612,839 |
| Countries that Start with M | 0 | - | 4.97 | 1,374,331 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,206 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,159 |
| Peru Country Quiz | 0 | - | 4.54 | 48,366 |
| Chile Country Quiz | 0 | - | 4.75 | 39,782 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,653 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,051 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,401 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,217 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,484 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,990 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,799 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,600 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,166 |
| Monarchies of Europe | 0 | - | 4.90 | 97,425 |
| Monarchies of Asia | 0 | - | 4.97 | 70,659 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,479 |
| Which South American Country? | 0 | - | 4.69 | 51,750 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,511 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,007 |
| US States Quiz | 0 | - | 5.00 | 16,722,961 |
| Asian Geography By Letter - S | 0 | - | 4.18 | 55,939 |
| European Geography By Letter - E | 0 | - | 4.23 | 112,280 |
| European Geography By Letter - F | 0 | - | 4.17 | 91,716 |
| European Geography By Letter - H | 0 | - | 4.30 | 94,949 |
| European Geography By Letter - G | 0 | - | 4.27 | 101,337 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,543 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,207 |
| European Geography By Letter - O | 0 | - | 4.28 | 61,964 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,332 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,734 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 51,023 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,547 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,532 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 50,043 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 50,548 |
| Central American Countries | 0 | - | 4.98 | 155,179 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,162 |
| Richest Countries A-Z | 0 | - | 4.92 | 102,013 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,338 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,204 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,535 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,476 |
| Europe Map Quiz | 0 | - | 5.00 | 4,735,161 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,169 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,936 |
| States of Mexico | 0 | - | 4.95 | 173,684 |
| States of Brazil | 0 | - | 4.98 | 86,600 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,096 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,260 |
| One Country By Letter By Continent | 0 | - | 5.00 | 121,976 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,160 |
| Countries that Beat Brazil | 0 | - | 4.49 | 67,970 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,594 |
| U.S. Geography by Letter - N | 0 | - | 3.79 | 52,379 |
| U.S. Geography by Letter - E | 0 | - | 3.75 | 48,396 |
| U.S. Geography by Letter - F | 0 | - | 3.87 | 44,636 |
| U.S. Geography by Letter - O | 0 | - | 3.52 | 40,131 |
| U.S. Geography by Letter - R | 0 | - | 4.18 | 30,478 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 124,489 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,687 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 105,111 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,165 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,542 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,042 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,441,920 |
| Oceania Map Quiz | 0 | - | 4.98 | 636,221 |
| Africa Map Quiz | 0 | - | 5.00 | 2,105,929 |
| Asia Map Quiz | 0 | - | 4.99 | 908,034 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,327 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,843 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,588 |
| US States with an Empty Map | 0 | - | 5.00 | 619,545 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 94,884 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,710 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,091 |
| European Geography A-Z | 0 | - | 4.28 | 49,037 |
| Africa Capitals Quiz | 0 | - | 4.99 | 731,191 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,763 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,730 |
| Majority Muslim Countries | 0 | - | 4.98 | 368,969 |
| NATO Countries | 0 | - | 4.98 | 276,388 |
| EU Countries Quiz | 0 | - | 4.99 | 270,392 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,269 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 285,321 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 268,868 |
| Top Five Countries by Religion | 0 | - | 4.93 | 169,255 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,919 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,762 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 146,941 |
| The Only European Country ... | 0 | - | 4.91 | 214,173 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,388 |
| Countries with NO Military | 0 | - | 4.97 | 61,262 |
| Countries Bordering "U" Countries | 0 | - | 4.81 | 24,128 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,779 |
| Countries by Number of Books Published | 0 | - | 4.95 | 71,978 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,323 |
| Countries of Africa | 0 | - | 5.00 | 2,511,438 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,427 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,518 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,376,812 |
| United States Map Quiz | 0 | - | 4.98 | 4,143,723 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,931 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,621 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,043 |
| Australia Map Quiz | 0 | - | 4.94 | 342,714 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,592 |
| Rivers of the United States | 0 | - | 4.93 | 65,599 |
| African East Coast | 0 | - | 4.96 | 95,170 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,017 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,974 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,193 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,228,913 |
| Flags of Asia Quiz | 0 | - | 4.99 | 606,527 |
| European Cities A-Z by Clue #1 | 0 | - | 4.25 | 77,909 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,326 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,937 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 317,397 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 333,143 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,013,291 |
| Countries that Start with R | 0 | - | 4.43 | 444,108 |
| India A-Z | 0 | - | 4.42 | 33,945 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,228 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 636,492 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,722 |
| Flags of Africa Quiz | 0 | - | 5.00 | 464,295 |
| Flags of North and South America | 0 | - | 4.99 | 368,165 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,482 |
| Counties of England | 0 | - | 4.97 | 790,103 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,770 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,481 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,456 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,584 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,369 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,463 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,032 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,802 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,394 |
| Europe Capital to Country | 0 | - | 4.99 | 248,175 |
| Asia Capital to Country | 0 | - | 4.96 | 125,856 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,668 |
| European Capitals by Map | 0 | - | 4.99 | 136,759 |
| African Capitals by Map | 0 | - | 4.99 | 132,352 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,743 |
| Coldest World Capitals | 0 | - | 4.95 | 133,093 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,338 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,326 |
