| Colombia Country Quiz | 0 | - | 4.90 | 40,461 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,240 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,507 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,240 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,376 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,080 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,420 |
| US States Quiz | 0 | - | 5.00 | 16,755,647 |
| States of Mexico | 0 | - | 4.95 | 174,219 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,789 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,442 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,270 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,229 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,320 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,446 |
| States of Brazil | 0 | - | 4.97 | 86,858 |
| Chile Country Quiz | 0 | - | 4.75 | 39,843 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,701 |
| Peru Country Quiz | 0 | - | 4.54 | 48,432 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 329,253 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,609 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 124,911 |
| Which South American Country? | 0 | - | 4.69 | 51,790 |
| Countries that Beat Brazil | 0 | - | 4.49 | 68,122 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,901 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,711 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,949 |
| US States with an Empty Map | 0 | - | 5.00 | 620,664 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,148 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,351 |
| Rivers of the United States | 0 | - | 4.93 | 65,726 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,671 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,664 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,028 |
| U.S. States that Border Canada | 0 | - | 4.91 | 183,309 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 207,354 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,868 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,123 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,966 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,394 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,655 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,816 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,288 |
| Name Every Beatles Song | 0 | - | 4.97 | 234,762 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 290,992 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,080 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,524,444 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 219,253 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,053 |
| Europe Map Quiz | 0 | - | 5.00 | 4,741,443 |
| Elton John Quiz | 0 | - | 4.48 | 18,429 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,936 |
| Africa Map Quiz | 0 | - | 5.00 | 2,108,829 |
| Oceania Map Quiz | 0 | - | 4.98 | 637,554 |
| Australian Capitals | 0 | - | 4.92 | 62,641 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,931 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,417 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,655 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,759 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,120 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,352 |
| History of Mexico | 0 | - | 4.58 | 15,249 |
| Word Chain - South America | 0 | - | 4.51 | 23,804 |
| United States Map Quiz | 0 | - | 4.98 | 4,146,438 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 744,580 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,813 |
| America the Beautiful Lyrics | 0 | - | 4.27 | 19,733 |
| Musical Acts from Los Angeles by Two Songs | 0 | - | 4.27 | 15,931 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,232 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,384,224 |
| US States by Borders in 30 Seconds | 0 | - | 4.69 | 2,669,791 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,228 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,785 |
| Official European Union Languages | 0 | - | 4.97 | 237,434 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,188 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,108 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,443,057 |
| Asia Map Quiz | 0 | - | 4.99 | 909,708 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,579 |
| Countries of Africa | 0 | - | 5.00 | 2,516,925 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,584 |
| Flags of Africa Quiz | 0 | - | 5.00 | 465,796 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,142 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,040 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,811 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,570 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,739 |
| African East Coast | 0 | - | 4.96 | 95,384 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,561 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,248 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,011 |
| African Island Countries | 0 | - | 4.96 | 101,049 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,239 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,082 |
| Australian States and Territories | 0 | - | 4.96 | 141,229 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,102 |
| Australia Map Quiz | 0 | - | 4.94 | 343,027 |
| Australia True or False | 0 | - | 4.87 | 56,621 |
| Flags of North and South America | 0 | - | 4.99 | 369,334 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,330 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,426 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 73,701 |
| U.S. Geography by Letter - A | 0 | - | 4.38 | 62,661 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,652 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 49,327 |
| U.S. Geography by Letter - P | 0 | - | 4.36 | 47,762 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 52,920 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 40,756 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 38,892 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 39,677 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,667 |
| South America Map Quiz | 0 | - | 5.00 | 1,543,450 |
| South American Physical Geography | 0 | - | 4.58 | 18,295 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,626 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 32,003 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,283 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,624 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,015,707 |
| North America Map Quiz | 0 | - | 4.98 | 245,977 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,488 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.51 | 41,363 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,460 |
| Arms Exports - United States | 0 | - | 4.75 | 61,425 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,407 |
| American Founding Fathers | 0 | - | 4.41 | 23,094 |
| State Quiz - Alaska | 0 | - | 4.42 | 41,872 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,568 |
| Famous People from California by Picture | 0 | - | 4.32 | 36,249 |
| California Groups of Things | 0 | - | 4.25 | 45,318 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,731 |
| State Quiz - California | 0 | - | 4.68 | 64,119 |
| State Quiz - Florida | 0 | - | 4.47 | 62,072 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,707 |
| Countries that Visit Florida the Most | 0 | - | 4.72 | 71,618 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,404 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,218 |
| Countries Closest to Hawaii | 0 | - | 4.54 | 53,352 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,234 |
| State Quiz - Kentucky | 0 | - | 4.41 | 32,320 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,643 |
| Musical Acts from New York City | 0 | - | 3.82 | 10,116 |
| New York Groups of Things | 0 | - | 4.38 | 60,007 |
| New York Cities Map Quiz | 0 | - | 4.54 | 42,095 |
| State Quiz - New York | 0 | - | 4.52 | 45,875 |
| State Quiz - New Jersey | 0 | - | 4.42 | 37,983 |
| State Quiz - Texas | 0 | - | 4.43 | 62,626 |
| Six Flags Over Texas | 0 | - | 4.78 | 63,106 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 48,764 |
| State Quiz - Tennessee | 0 | - | 4.54 | 33,992 |
| State Quiz - Virginia | 0 | - | 4.52 | 40,132 |
| State Quiz - Washington | 0 | - | 4.45 | 36,253 |
| People on Money - United States | 0 | - | 4.31 | 63,241 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,308 |
| 100 Most Influential Figures in U.S. History | 0 | - | 4.20 | 44,788 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,716 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,370 |
| U.S. States by Clue #1 | 0 | - | 4.50 | 38,765 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,735 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,548 |
| U.S. States with More Cows than People | 0 | - | 4.70 | 45,155 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,296 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 53,458 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,503 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,440 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,637 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,662 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,526 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,349 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,526 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,498 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,561 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,158 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,522 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,610 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,192 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,252 |
| O Canada Lyrics | 0 | - | 4.47 | 50,847 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,279 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,268 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,813 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,798 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,409 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,622 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,295 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,655 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,232,343 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,966 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,322,362 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,695 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,099 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,010 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,587 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,063 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,668 |
| The Only European Country ... | 0 | - | 4.91 | 214,780 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,033 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,005 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,068 |
| European Countries NOT in NATO | 0 | - | 4.87 | 60,084 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,103 |
