| Asian Geography By Letter - B | 0 | - | 4.85 | 66,074 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,449 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,391 |
| 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 | 68,817 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,323 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,590 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,873 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,481 |
| 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 | 112,286 |
| European Geography By Letter - M | 0 | - | 4.61 | 129,032 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,754 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,687 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,066 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,434 |
| 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 | 57,113 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,385 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,650 |
| South America Map Quiz | 0 | - | 5.00 | 1,542,071 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,376 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 73,589 |
| U.S. Geography by Letter - A | 0 | - | 4.38 | 62,559 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,556 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 49,222 |
| U.S. Geography by Letter - P | 0 | - | 4.36 | 47,651 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 52,835 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 40,644 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 38,801 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 39,562 |
| Countries that Start with A | 0 | - | 4.97 | 2,148,786 |
| Countries that Start with B | 0 | - | 4.95 | 2,281,551 |
| Countries that Start with C | 0 | - | 4.96 | 1,811,719 |
| Countries that Start with D | 0 | - | 4.96 | 702,497 |
| Countries that Start with E | 0 | - | 4.95 | 1,368,653 |
| Countries that Start with G | 0 | - | 4.97 | 1,494,039 |
| Countries that Start with H | 0 | - | 4.96 | 598,733 |
| Countries that Start with I | 0 | - | 4.92 | 1,281,206 |
| Countries that Start with J | 0 | - | 4.98 | 596,786 |
| Countries that Start with K | 0 | - | 4.97 | 810,116 |
| Countries that Start with L | 0 | - | 4.98 | 1,083,792 |
| Countries that Start with N | 0 | - | 4.93 | 1,110,684 |
| Countries that Start with P | 0 | - | 4.94 | 1,209,407 |
| Countries that Start with S | 0 | - | 4.98 | 1,745,788 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,870 |
| Countries that Start with U | 0 | - | 4.97 | 900,476 |
| Countries that Start with V | 0 | - | 4.98 | 605,601 |
| Countries that Start with F | 0 | - | 4.83 | 612,845 |
| Countries that Start with M | 0 | - | 4.97 | 1,374,344 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,207 |
| 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 | 31,655 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,052 |
| 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 | 51,167 |
| Monarchies of Europe | 0 | - | 4.90 | 97,426 |
| Monarchies of Asia | 0 | - | 4.97 | 70,659 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,480 |
| Which South American Country? | 0 | - | 4.69 | 51,751 |
| 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 | 16,723,198 |
| 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 | 94,951 |
| European Geography By Letter - G | 0 | - | 4.27 | 101,337 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,544 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,208 |
| European Geography By Letter - O | 0 | - | 4.28 | 61,965 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,333 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,735 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 51,024 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,548 |
| 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 | 50,549 |
| Central American Countries | 0 | - | 4.98 | 155,182 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,162 |
| Richest Countries A-Z | 0 | - | 4.92 | 102,020 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,338 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,205 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,537 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,479 |
| Europe Map Quiz | 0 | - | 5.00 | 4,735,210 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,177 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,937 |
| States of Mexico | 0 | - | 4.95 | 173,693 |
| States of Brazil | 0 | - | 4.98 | 86,604 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,097 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,260 |
| One Country By Letter By Continent | 0 | - | 5.00 | 121,984 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,160 |
| Countries that Beat Brazil | 0 | - | 4.49 | 67,971 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,600 |
| U.S. Geography by Letter - N | 0 | - | 3.79 | 52,383 |
| U.S. Geography by Letter - E | 0 | - | 3.75 | 48,398 |
| U.S. Geography by Letter - F | 0 | - | 3.87 | 44,638 |
| U.S. Geography by Letter - O | 0 | - | 3.52 | 40,147 |
| U.S. Geography by Letter - R | 0 | - | 4.18 | 30,483 |
| 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 | 72,166 |
| 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 | 1,441,924 |
| Oceania Map Quiz | 0 | - | 4.98 | 636,231 |
| Africa Map Quiz | 0 | - | 5.00 | 2,105,953 |
| Asia Map Quiz | 0 | - | 4.99 | 908,043 |
| 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 | 425,593 |
| US States with an Empty Map | 0 | - | 5.00 | 619,550 |
| 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 | 731,200 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,780 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,731 |
| Majority Muslim Countries | 0 | - | 4.98 | 368,993 |
| NATO Countries | 0 | - | 4.98 | 276,399 |
| EU Countries Quiz | 0 | - | 4.99 | 270,396 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,271 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 285,325 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 268,872 |
| Top Five Countries by Religion | 0 | - | 4.93 | 169,257 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,919 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,768 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 146,944 |
| The Only European Country ... | 0 | - | 4.91 | 214,174 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,390 |
| Countries with NO Military | 0 | - | 4.97 | 61,263 |
| Countries Bordering "U" Countries | 0 | - | 4.81 | 24,131 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,780 |
| Countries by Number of Books Published | 0 | - | 4.95 | 71,979 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,324 |
| Countries of Africa | 0 | - | 5.00 | 2,511,486 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,428 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,518 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,376,816 |
| United States Map Quiz | 0 | - | 4.98 | 4,143,732 |
| 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 | 73,044 |
| Australia Map Quiz | 0 | - | 4.94 | 342,715 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,593 |
| Rivers of the United States | 0 | - | 4.93 | 65,602 |
| 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 | 206,975 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,195 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,228,940 |
| Flags of Asia Quiz | 0 | - | 4.99 | 606,539 |
| European Cities A-Z by Clue #1 | 0 | - | 4.25 | 77,914 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,330 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,944 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 317,398 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 333,144 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,013,308 |
| Countries that Start with R | 0 | - | 4.43 | 444,115 |
| India A-Z | 0 | - | 4.42 | 33,945 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,228 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 636,498 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,722 |
| Flags of Africa Quiz | 0 | - | 5.00 | 464,302 |
| Flags of North and South America | 0 | - | 4.99 | 368,170 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,489 |
| Counties of England | 0 | - | 4.97 | 790,107 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,780 |
| 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 | 178,371 |
| 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 | 129,804 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,394 |
| Europe Capital to Country | 0 | - | 4.99 | 248,179 |
| Asia Capital to Country | 0 | - | 4.96 | 125,857 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,669 |
| European Capitals by Map | 0 | - | 4.99 | 136,767 |
| African Capitals by Map | 0 | - | 4.99 | 132,353 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,750 |
| Coldest World Capitals | 0 | - | 4.95 | 133,094 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,340 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,328 |
