| Colombia Country Quiz | 0 | - | 4.90 | 40,458 |
| 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 | 131,237 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,375 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,078 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,419 |
| US States Quiz | 0 | - | 5.00 | 16,754,692 |
| States of Mexico | 0 | - | 4.95 | 174,208 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,787 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,437 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,266 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,228 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,310 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,445 |
| States of Brazil | 0 | - | 4.97 | 86,852 |
| Chile Country Quiz | 0 | - | 4.75 | 39,843 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,700 |
| Peru Country Quiz | 0 | - | 4.54 | 48,431 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 329,247 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,605 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 124,900 |
| Which South American Country? | 0 | - | 4.69 | 51,788 |
| Countries that Beat Brazil | 0 | - | 4.49 | 68,115 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,901 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,708 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,948 |
| US States with an Empty Map | 0 | - | 5.00 | 620,643 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,141 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,346 |
| Rivers of the United States | 0 | - | 4.93 | 65,723 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,662 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,660 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,028 |
| U.S. States that Border Canada | 0 | - | 4.91 | 183,298 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 207,340 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,862 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,119 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,961 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,390 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,654 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,815 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,272 |
| Name Every Beatles Song | 0 | - | 4.97 | 234,743 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 290,986 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,067 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,524,388 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 219,244 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,047 |
| Europe Map Quiz | 0 | - | 5.00 | 4,741,279 |
| Elton John Quiz | 0 | - | 4.48 | 18,429 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,923 |
| Africa Map Quiz | 0 | - | 5.00 | 2,108,725 |
| Oceania Map Quiz | 0 | - | 4.98 | 637,541 |
| Australian Capitals | 0 | - | 4.92 | 62,638 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,929 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,416 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,654 |
| 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 | 23,803 |
| United States Map Quiz | 0 | - | 4.98 | 4,146,382 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 744,557 |
| 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 | 15,929 |
| 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 | 1,384,202 |
| US States by Borders in 30 Seconds | 0 | - | 4.69 | 2,669,676 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,225 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,782 |
| Official European Union Languages | 0 | - | 4.97 | 237,424 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,182 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,097 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,443,044 |
| Asia Map Quiz | 0 | - | 4.99 | 909,669 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,579 |
| Countries of Africa | 0 | - | 5.00 | 2,516,787 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,583 |
| Flags of Africa Quiz | 0 | - | 5.00 | 465,737 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,134 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,032 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,805 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,564 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,736 |
| African East Coast | 0 | - | 4.96 | 95,380 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,547 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,245 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,003 |
| African Island Countries | 0 | - | 4.96 | 101,047 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,231 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,078 |
| Australian States and Territories | 0 | - | 4.96 | 141,225 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,100 |
| Australia Map Quiz | 0 | - | 4.94 | 343,015 |
| Australia True or False | 0 | - | 4.87 | 56,618 |
| Flags of North and South America | 0 | - | 4.99 | 369,296 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,328 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,421 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 73,700 |
| U.S. Geography by Letter - A | 0 | - | 4.38 | 62,658 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,652 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 49,326 |
| U.S. Geography by Letter - P | 0 | - | 4.36 | 47,761 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 52,919 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 40,755 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 38,892 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 39,674 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,661 |
| South America Map Quiz | 0 | - | 5.00 | 1,543,411 |
| South American Physical Geography | 0 | - | 4.58 | 18,295 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,624 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 32,003 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,281 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,622 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,015,656 |
| North America Map Quiz | 0 | - | 4.98 | 245,964 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,487 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.51 | 41,355 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,460 |
| Arms Exports - United States | 0 | - | 4.75 | 61,384 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,407 |
| American Founding Fathers | 0 | - | 4.41 | 23,094 |
| State Quiz - Alaska | 0 | - | 4.42 | 41,871 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,567 |
| Famous People from California by Picture | 0 | - | 4.32 | 36,247 |
| California Groups of Things | 0 | - | 4.25 | 45,318 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,730 |
| State Quiz - California | 0 | - | 4.68 | 64,118 |
| State Quiz - Florida | 0 | - | 4.47 | 62,071 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,705 |
| Countries that Visit Florida the Most | 0 | - | 4.72 | 71,612 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,402 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,218 |
| Countries Closest to Hawaii | 0 | - | 4.54 | 53,349 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,233 |
| State Quiz - Kentucky | 0 | - | 4.41 | 32,318 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,640 |
| 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 | 42,094 |
| State Quiz - New York | 0 | - | 4.52 | 45,874 |
| State Quiz - New Jersey | 0 | - | 4.42 | 37,981 |
| State Quiz - Texas | 0 | - | 4.43 | 62,624 |
| Six Flags Over Texas | 0 | - | 4.78 | 63,104 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 48,763 |
| State Quiz - Tennessee | 0 | - | 4.54 | 33,991 |
| State Quiz - Virginia | 0 | - | 4.52 | 40,129 |
| State Quiz - Washington | 0 | - | 4.45 | 36,252 |
| People on Money - United States | 0 | - | 4.31 | 63,241 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,306 |
| 100 Most Influential Figures in U.S. History | 0 | - | 4.20 | 44,787 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,715 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,368 |
| U.S. States by Clue #1 | 0 | - | 4.50 | 38,762 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,731 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,548 |
| U.S. States with More Cows than People | 0 | - | 4.70 | 45,019 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,296 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 53,453 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,502 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,440 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,634 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,662 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,523 |
| 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 | 62,497 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,559 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,157 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,521 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,609 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,191 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,252 |
| O Canada Lyrics | 0 | - | 4.47 | 50,846 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,257 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,245 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,812 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,786 |
| 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 | 23,290 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,641 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,232,207 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,951 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,322,312 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,692 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,096 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,005 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,582 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,048 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,664 |
| The Only European Country ... | 0 | - | 4.91 | 214,767 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,024 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,986 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,053 |
| European Countries NOT in NATO | 0 | - | 4.87 | 60,079 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,096 |
