| Asian Geography By Letter - B | 0 | - | 4.85 | 65,989 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,319 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,309 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,060 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,277 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,530 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,072 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,428 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,823 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,384 |
| European Geography By Letter - B #1 | 0 | - | 4.68 | 110,886 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,822 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,692 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,206 |
| European Geography By Letter - M | 0 | - | 4.61 | 128,868 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,659 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,618 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,013 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,387 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,156 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,558 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,066 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,293 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,585 |
| South America Map Quiz | 0 | - | 5.00 | 1,541,076 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,205 |
| U.S. Geography by Letter - C | 0 | - | 4.26 | 73,341 |
| U.S. Geography by Letter - A | 0 | - | 4.38 | 62,313 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,308 |
| U.S. Geography by Letter - T | 0 | - | 4.27 | 48,995 |
| U.S. Geography by Letter - P | 0 | - | 4.34 | 47,381 |
| U.S. Geography by Letter - M | 0 | - | 4.13 | 52,593 |
| U.S. Geography by Letter - L | 0 | - | 4.03 | 40,356 |
| U.S. Geography by Letter - G | 0 | - | 4.12 | 38,601 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 39,330 |
| Countries that Start with A | 0 | - | 4.97 | 2,146,440 |
| Countries that Start with B | 0 | - | 4.95 | 2,279,565 |
| Countries that Start with C | 0 | - | 4.96 | 1,810,049 |
| Countries that Start with D | 0 | - | 4.96 | 701,352 |
| Countries that Start with E | 0 | - | 4.95 | 1,367,325 |
| Countries that Start with G | 0 | - | 4.97 | 1,492,573 |
| Countries that Start with H | 0 | - | 4.96 | 597,805 |
| Countries that Start with I | 0 | - | 4.92 | 1,280,119 |
| Countries that Start with J | 0 | - | 4.98 | 595,882 |
| Countries that Start with K | 0 | - | 4.97 | 809,276 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,708 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,572 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,389 |
| Countries that Start with S | 0 | - | 4.98 | 1,744,295 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,096 |
| Countries that Start with U | 0 | - | 4.97 | 899,829 |
| Countries that Start with V | 0 | - | 4.98 | 605,001 |
| Countries that Start with F | 0 | - | 4.83 | 612,074 |
| Countries that Start with M | 0 | - | 4.97 | 1,373,147 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,075 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,078 |
| Peru Country Quiz | 0 | - | 4.54 | 48,298 |
| Chile Country Quiz | 0 | - | 4.75 | 39,718 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,752 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,365 |
| South American Geography Quiz #2 | 0 | - | 4.62 | 39,190 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,469 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,855 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,643 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,543 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,101 |
| Monarchies of Europe | 0 | - | 4.90 | 97,299 |
| Monarchies of Asia | 0 | - | 4.97 | 70,591 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,430 |
| Which South American Country? | 0 | - | 4.69 | 51,721 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,399 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 39,970 |
| US States Quiz | 0 | - | 5.00 | 16,697,426 |
| Asian Geography By Letter - S | 0 | - | 4.18 | 55,915 |
| European Geography By Letter - E | 0 | - | 4.23 | 112,201 |
| European Geography By Letter - F | 0 | - | 4.17 | 91,521 |
| European Geography By Letter - H | 0 | - | 4.30 | 94,886 |
| European Geography By Letter - G | 0 | - | 4.25 | 101,261 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,475 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,154 |
| European Geography By Letter - O | 0 | - | 4.28 | 61,911 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,289 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,692 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 50,989 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,508 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,496 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 50,005 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 50,502 |
| Central American Countries | 0 | - | 4.98 | 155,021 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,068 |
| Richest Countries A-Z | 0 | - | 4.92 | 101,821 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,228 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,110 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,484 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,377 |
| Europe Map Quiz | 0 | - | 5.00 | 4,730,693 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,843 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,774 |
| States of Mexico | 0 | - | 4.95 | 173,310 |
| States of Brazil | 0 | - | 4.98 | 86,364 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,941 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,141 |
| One Country By Letter By Continent | 0 | - | 5.00 | 121,635 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,090 |
| Countries that Beat Brazil | 0 | - | 4.49 | 67,870 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,601 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,898 |
| U.S. Geography by Letter - N | 0 | - | 3.79 | 52,154 |
| U.S. Geography by Letter - E | 0 | - | 3.73 | 48,191 |
| U.S. Geography by Letter - F | 0 | - | 3.86 | 44,444 |
| U.S. Geography by Letter - O | 0 | - | 3.43 | 33,792 |
| U.S. Geography by Letter - R | 0 | - | 4.15 | 30,265 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 124,198 |
| U.S. Cities A-Z by Clue | 0 | - | 4.36 | 39,659 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,913 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,061 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,396 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,967 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,439,912 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,190 |
| Africa Map Quiz | 0 | - | 5.00 | 2,104,069 |
| Asia Map Quiz | 0 | - | 4.99 | 906,870 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,313 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,800 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,152 |
| US States with an Empty Map | 0 | - | 5.00 | 618,710 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,690 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,564 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,916 |
| European Geography A-Z | 0 | - | 4.28 | 48,992 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,103 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,760 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,333 |
| Majority Muslim Countries | 0 | - | 4.98 | 368,451 |
| NATO Countries | 0 | - | 4.98 | 275,645 |
| EU Countries Quiz | 0 | - | 4.99 | 269,861 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,944 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 284,860 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 268,202 |
| Top Five Countries by Religion | 0 | - | 4.93 | 169,012 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,799 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,515 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 146,736 |
| The Only European Country ... | 0 | - | 4.91 | 213,778 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,100 |
| Countries with NO Military | 0 | - | 4.97 | 61,153 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,059 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,502 |
| Countries by Number of Books Published | 0 | - | 4.95 | 71,895 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,198 |
| Countries of Africa | 0 | - | 5.00 | 2,507,287 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,294 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,427 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,767 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,445 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,780 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,443 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,910 |
| Australia Map Quiz | 0 | - | 4.94 | 342,447 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,282 |
| Rivers of the United States | 0 | - | 4.93 | 65,500 |
| African East Coast | 0 | - | 4.96 | 95,028 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 51,938 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,656 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,037 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,226,304 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,393 |
| European Cities A-Z by Clue #1 | 0 | - | 4.25 | 77,465 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,178 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,628 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 316,951 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 332,821 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,456 |
| Countries that Start with R | 0 | - | 4.43 | 443,537 |
| India A-Z | 0 | - | 4.42 | 33,919 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,156 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,847 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,641 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,191 |
| Flags of North and South America | 0 | - | 4.99 | 367,027 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,815 |
| Counties of England | 0 | - | 4.97 | 789,065 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,394 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,418 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,399 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,561 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,014 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,332 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,788 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,665 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,387 |
| Europe Capital to Country | 0 | - | 4.99 | 247,667 |
| Asia Capital to Country | 0 | - | 4.96 | 125,735 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,432 |
| European Capitals by Map | 0 | - | 4.99 | 136,221 |
| African Capitals by Map | 0 | - | 4.99 | 132,136 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,179 |
| Coldest World Capitals | 0 | - | 4.95 | 133,038 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,117 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,166 |
