| Africa Geography Quiz #1 | 0 | - | 4.93 | 48,967 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,483 |
| US States Quiz | 0 | - | 5.00 | 16,677,348 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,508 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,169 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,450 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 70,958 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,570 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,906 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 60,945 |
| Asia Geography Quiz #1 | 0 | - | 4.78 | 53,300 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,295 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,136 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,784 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,930 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,509 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,259 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,281 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,227 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,757 |
| US States with an Empty Map | 0 | - | 5.00 | 618,060 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,524 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,443 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,772 |
| Random U.S. City to State | 0 | - | 4.45 | 75,186 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,209 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,181 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,359 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,456 |
| Rivers of the United States | 0 | - | 4.93 | 65,423 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,422 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,775 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,548 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 90,928 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,505 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,088 |
| Which City in Canada? | 0 | - | 4.82 | 56,604 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,239 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,247 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,587 |
| U.S. States that Border Canada | 0 | - | 4.91 | 181,832 |
| Europe Geography Quiz #3 | 0 | - | 4.34 | 63,364 |
| Oceania Geography Quiz | 0 | - | 4.55 | 21,965 |
| O Canada Lyrics | 0 | - | 4.47 | 50,764 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,196 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 164,889 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 108,540 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 90,955 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,230 |
| Name a Valid Asian Country | 0 | - | 4.98 | 119,926 |
| Name a Valid African Country | 0 | - | 4.98 | 152,797 |
| Europe Map Quiz | 0 | - | 5.00 | 4,727,008 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 273,946 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,515,977 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 217,967 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,254 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,122 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,358 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,598 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,612 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,295 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,437 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,092 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,292 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 88,837 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,227 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,268 |
| Geography of Spain | 0 | - | 4.59 | 21,937 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,675,986 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,103 |
| Which City in Europe? | 0 | - | 4.83 | 106,541 |
| Small Countries with Large Economies | 0 | - | 4.63 | 89,278 |
| Countries Bordering Brazil | 0 | - | 4.96 | 130,894 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,248 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,371 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,755 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,919 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,436,941 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,393 |
| Africa Map Quiz | 0 | - | 5.00 | 2,102,604 |
| Asia Map Quiz | 0 | - | 4.99 | 905,653 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,300 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,807 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,662,381 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,493 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,049 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,178 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,378,912 |
| Movies by State | 0 | - | 4.27 | 40,435 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,579 |
| Name a City - European Countries | 0 | - | 4.92 | 64,261 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,314 |
| Asia Capitals Quiz | 0 | - | 4.98 | 684,779 |
| Random Capital to Country | 0 | - | 4.99 | 2,576,096 |
| Random Country to Capital | 0 | - | 4.98 | 910,433 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,709 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,704 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,323 |
| The Only European Country ... | 0 | - | 4.91 | 213,463 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,812 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,305 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,150 |
| Countries of Africa | 0 | - | 5.00 | 2,504,083 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,374,527 |
| United States Map Quiz | 0 | - | 4.98 | 4,139,497 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,717 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,283 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,781 |
| Australia Map Quiz | 0 | - | 4.94 | 342,212 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,051 |
| African East Coast | 0 | - | 4.96 | 94,907 |
| Most Valuable Crops by U.S. State | 0 | - | 4.40 | 38,901 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,223,885 |
| Flags of Asia Quiz | 0 | - | 4.99 | 604,416 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,336 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,259 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,622 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,893 |
| Boroughs of New York City | 0 | - | 4.47 | 84,053 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,132 |
| Arms Exports - United States | 0 | - | 4.70 | 54,259 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,323 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 70,766 |
| Countries Closest to Hawaii | 0 | - | 4.54 | 53,189 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,309 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 39,950 |
| Countries that Beat Brazil | 0 | - | 4.49 | 67,785 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,126 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 31,872 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,204 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,600 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,600 |
| New York Cities Map Quiz | 0 | - | 4.54 | 42,018 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,646 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,302 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,156 |
| Flags of North and South America | 0 | - | 4.99 | 365,389 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,430 |
| Counties of England | 0 | - | 4.97 | 788,237 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,546 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,315 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 112,959 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,217 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,344 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 26,830 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,403 |
| U.S. States by Clue #1 | 0 | - | 4.52 | 38,521 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,619 |
| U.S. States with More Cows than People | 0 | - | 4.63 | 40,413 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,142 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.45 | 49,726 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.49 | 37,078 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,231 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,393 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,644 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,235 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,452 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,376 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,051 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,353 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,543 |
| State Quiz - Florida | 0 | - | 4.47 | 61,893 |
| State Quiz - Texas | 0 | - | 4.43 | 62,450 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,523 |
| State Quiz - Virginia | 0 | - | 4.52 | 40,001 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,296 |
| State Quiz - Kentucky | 0 | - | 4.41 | 32,216 |
| State Quiz - New York | 0 | - | 4.52 | 45,691 |
| State Quiz - Washington | 0 | - | 4.45 | 36,129 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,118 |
| State Quiz - California | 0 | - | 4.68 | 63,907 |
| State Quiz - Alaska | 0 | - | 4.42 | 41,756 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,460 |
| State Quiz - New Jersey | 0 | - | 4.42 | 37,844 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 48,571 |
| State Quiz - Tennessee | 0 | - | 4.54 | 33,872 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,672 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,236 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,638 |
| ALL California Cities | 0 | - | 4.36 | 42,794 |
| Random European City to Country | 0 | - | 4.69 | 116,215 |
| Random Asian City to Country | 0 | - | 4.56 | 44,376 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,377 |
| Europe Capital to Country | 0 | - | 4.99 | 247,268 |
| Asia Capital to Country | 0 | - | 4.96 | 125,616 |
| Capital Cities Chain | 0 | - | 4.84 | 81,796 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,273 |
| European Capitals by Map | 0 | - | 4.99 | 135,906 |
| African Capitals by Map | 0 | - | 4.99 | 132,038 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,748 |
| Asian Capitals by Map | 0 | - | 4.98 | 60,953 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,063 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,519 |
| European Coastal Capitals | 0 | - | 4.95 | 89,630 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,141 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,345 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,513 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,368 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,857 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,566 |