| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,286 |
| US States Quiz | 0 | - | 5.00 | 16,703,417 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,987 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,314 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,335 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,067 |
| US States with an Empty Map | 0 | - | 5.00 | 618,910 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,099 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,431 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,072 |
| South America Map Quiz | 0 | - | 5.00 | 1,541,326 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,810 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,731 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,597 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,963 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,843 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,382 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,325 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,450 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,837 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,249 |
| Rivers of the United States | 0 | - | 4.93 | 65,524 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,736 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,879 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,668 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,080 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,556 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,201 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,413 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,064 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,662 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,881 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,289 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,493 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,397 |
| Central American Countries | 0 | - | 4.98 | 155,072 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,972 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,168 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,389 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,949 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,803 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,715 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,012 |
| States of Mexico | 0 | - | 4.95 | 173,367 |
| States of Brazil | 0 | - | 4.98 | 86,401 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,978 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,162 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,518,868 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 218,576 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,526 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,295 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,459 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,743 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,800 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,513 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,466 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,492 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,870 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 76,942 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,710 |
| Europe Map Quiz | 0 | - | 5.00 | 4,731,796 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,451 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 95,773 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,605 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,677,778 |
| Panama Country Quiz | 0 | - | 4.61 | 25,607 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,440,558 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,405 |
| Africa Map Quiz | 0 | - | 5.00 | 2,104,502 |
| Asia Map Quiz | 0 | - | 4.99 | 907,146 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,110 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,243 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,664,840 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,380,470 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,279 |
| Random U.S. City to State | 0 | - | 4.45 | 75,331 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,385 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,001 |
| Boroughs of New York City | 0 | - | 4.47 | 84,106 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,709 |
| Countries of Africa | 0 | - | 5.00 | 2,508,248 |
| Which South American Country? | 0 | - | 4.69 | 51,726 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,099 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,092 |
| Peru Country Quiz | 0 | - | 4.54 | 48,307 |
| Chile Country Quiz | 0 | - | 4.75 | 39,731 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,986 |
| United States Map Quiz | 0 | - | 4.98 | 4,142,061 |
| Australia Map Quiz | 0 | - | 4.94 | 342,515 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,339 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,641 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,635 |
| New York Cities Map Quiz | 0 | - | 4.54 | 42,047 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,370 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,599 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,586 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,390 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,040 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,234 |
| South American Geography Quiz #2 | 0 | - | 4.62 | 39,200 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,473 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,541 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,082 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,199 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,418 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,664 |
| O Canada Lyrics | 0 | - | 4.47 | 50,786 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,226,969 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,678 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,927 |
| Countries That Use the Euro | 0 | - | 4.96 | 103,030 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,936 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,825 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,589 |
| The Only European Country ... | 0 | - | 4.91 | 213,888 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,173 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,570 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,215 |
| Arms Exports - United States | 0 | - | 4.70 | 54,366 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,849 |
| Countries that Visit Florida the Most | 0 | - | 4.72 | 71,167 |
| Countries Closest to Hawaii | 0 | - | 4.54 | 53,248 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,354 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 39,977 |
| Countries that Beat Brazil | 0 | - | 4.49 | 67,894 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 636,021 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,809 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,485 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,943 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,672 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,321 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,488 |
| Flags of North and South America | 0 | - | 4.99 | 367,349 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,978 |
| Counties of England | 0 | - | 4.97 | 789,330 |
| African East Coast | 0 | - | 4.96 | 95,060 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,418 |
| U.S. States by Clue #1 | 0 | - | 4.53 | 38,618 |
| U.S. States with More Cows than People | 0 | - | 4.63 | 40,438 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,190 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.46 | 52,207 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.50 | 39,947 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,276 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,484 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,436 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,092 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,413 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,562 |
| State Quiz - Florida | 0 | - | 4.47 | 61,947 |
| State Quiz - Texas | 0 | - | 4.43 | 62,516 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,560 |
| State Quiz - Virginia | 0 | - | 4.52 | 40,037 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,329 |
| State Quiz - Kentucky | 0 | - | 4.41 | 32,251 |
| State Quiz - New York | 0 | - | 4.52 | 45,749 |
| State Quiz - Washington | 0 | - | 4.45 | 36,166 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,157 |
| State Quiz - Alaska | 0 | - | 4.42 | 41,799 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,500 |
| State Quiz - New Jersey | 0 | - | 4.42 | 37,896 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 48,635 |
| State Quiz - Tennessee | 0 | - | 4.54 | 33,906 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,120 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,154 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,373 |
| ALL California Cities | 0 | - | 4.37 | 42,818 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,388 |
| Europe Capital to Country | 0 | - | 4.99 | 247,946 |
| Asia Capital to Country | 0 | - | 4.96 | 125,772 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,481 |
| European Capitals by Map | 0 | - | 4.99 | 136,310 |
| African Capitals by Map | 0 | - | 4.99 | 132,192 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,330 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,153 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,210 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,629 |
| European Coastal Capitals | 0 | - | 4.95 | 89,782 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,192 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,852 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,864 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,430 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,590 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,033 |
| U.S. State Capital Etymology | 0 | - | 4.50 | 36,790 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,851 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,374 |
| Countries of the Middle East | 0 | - | 4.96 | 198,950 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,278 |
| Slavic Countries | 0 | - | 4.96 | 110,873 |
| African Island Countries | 0 | - | 4.96 | 100,801 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,501 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,731 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,503 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,134 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,640 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,724 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,780 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,160 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,176 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,298 |
