| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,077 |
| US States Quiz | 0 | - | 5.00 | 17,002,640 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 335,621 |
| U.S. States that Border Canada | 0 | - | 4.91 | 186,770 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,827 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,465 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,270 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,279 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,770 |
| Canada Provinces and Territories | 0 | - | 5.00 | 346,437 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,409 |
| US States with an Empty Map | 0 | - | 5.00 | 628,914 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,212 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,339 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,435 |
| Random U.S. City to State | 0 | - | 4.45 | 76,938 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,123 |
| Countries Closest to Alaska | 0 | - | 4.93 | 125,181 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,629 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 50,145 |
| Rivers of the United States | 0 | - | 4.93 | 66,707 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,693,683 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,615 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,907 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,563 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,892 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,232 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,875 |
| Which City in Canada? | 0 | - | 4.83 | 57,370 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,142 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,690 |
| Countries That Border Russia | 0 | - | 4.98 | 464,596 |
| Countries Bordering France | 0 | - | 4.83 | 405,010 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,941 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,477 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,955 |
| Longest U.S. State Borders | 0 | - | 4.69 | 40,152 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,588 |
| O Canada Lyrics | 0 | - | 4.47 | 51,072 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 235,983 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 169,006 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 264,787 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,821 |
| Name a Valid African Country | 0 | - | 4.98 | 155,084 |
| Europe Map Quiz | 0 | - | 5.00 | 4,789,416 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,408 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 278,989 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,556,372 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,522 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 135,658 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,176 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,115 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,079 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,734 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,488 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,267 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,952 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,748 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,468 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 91,124 |
| Countries Bordering India | 0 | - | 4.98 | 163,833 |
| Countries that Border China | 0 | - | 4.96 | 264,344 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,275 |
| Countries that Border Poland | 0 | - | 4.99 | 173,209 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,631 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,522 |
| Colombia Country Quiz | 0 | - | 4.90 | 41,020 |
| French Geography Quiz #1 | 0 | - | 4.89 | 35,103 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,699,269 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,133 |
| Which City in Europe? | 0 | - | 4.83 | 107,912 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,498 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,862 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,916 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,722 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,641 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,770 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,452,723 |
| Oceania Map Quiz | 0 | - | 4.98 | 659,647 |
| Africa Map Quiz | 0 | - | 5.00 | 2,129,217 |
| Asia Map Quiz | 0 | - | 4.99 | 925,540 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,029 |
| South American Geography Quiz #2 | 0 | - | 4.41 | 44,194 |
| South American Geography Quiz #1 | 0 | - | 4.63 | 32,914 |
| U.S. Geography by Letter - B | 0 | - | 4.54 | 70,067 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 57,963 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,539 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,398,865 |
| Movies by State | 0 | - | 4.27 | 40,610 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,888 |
| Name a City - European Countries | 0 | - | 4.89 | 66,225 |
| Africa Capitals Quiz | 0 | - | 4.99 | 744,157 |
| Asia Capitals Quiz | 0 | - | 4.98 | 699,131 |
| Random Capital to Country | 0 | - | 4.99 | 2,602,274 |
| Random Country to Capital | 0 | - | 4.98 | 928,725 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,910 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,037 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,231 |
| The Only European Country ... | 0 | - | 4.91 | 219,175 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,041 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,602 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,945 |
| Countries of Africa | 0 | - | 5.00 | 2,561,240 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,387,472 |
| United States Map Quiz | 0 | - | 4.98 | 4,171,964 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,489 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,995 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,663 |
| Australia Map Quiz | 0 | - | 4.95 | 346,248 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,319 |
| African East Coast | 0 | - | 4.96 | 96,810 |
| Most Valuable Crops by U.S. State | 0 | - | 4.40 | 39,227 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,258,920 |
| Flags of Asia Quiz | 0 | - | 4.99 | 620,741 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,693 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,495 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,935 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,251 |
| Boroughs of New York City | 0 | - | 4.47 | 85,344 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,133 |
| Arms Exports - United States | 0 | - | 4.77 | 62,748 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,032,012 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,781 |
| Countries Closest to Hawaii | 0 | - | 4.55 | 54,002 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,892 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,564 |
| Countries that Beat Brazil | 0 | - | 4.49 | 69,261 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,766 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 32,353 |
| South America Map Quiz | 0 | - | 5.00 | 1,557,012 |
| California Cities Map Quiz | 0 | - | 4.50 | 88,197 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 61,013 |
| New York Cities Map Quiz | 0 | - | 4.55 | 42,372 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,897 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.75 | 38,544 |
| Flags of Africa Quiz | 0 | - | 5.00 | 477,999 |
| Flags of North and South America | 0 | - | 4.99 | 377,290 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,705 |
| Counties of England | 0 | - | 4.97 | 803,247 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 114,237 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,526 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,373 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.64 | 66,111 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,427 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.43 | 32,568 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 39,423 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 53,155 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,877 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 66,739 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,842 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.48 | 53,025 |
| U.S. States with Spanish Names | 0 | - | 4.49 | 88,286 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 77,410 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 49,314 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,690 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,768 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 65,015 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,455 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.74 | 64,045 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,829 |
| State Quiz - Florida | 0 | - | 4.47 | 62,650 |
| State Quiz - Texas | 0 | - | 4.43 | 63,227 |
| State Quiz - Minnesota | 0 | - | 4.41 | 39,033 |
| State Quiz - Virginia | 0 | - | 4.53 | 40,519 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,775 |
| State Quiz - Kentucky | 0 | - | 4.42 | 32,655 |
| State Quiz - New York | 0 | - | 4.52 | 46,455 |
| State Quiz - Washington | 0 | - | 4.45 | 36,663 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,578 |
| State Quiz - California | 0 | - | 4.69 | 64,836 |
| State Quiz - Alaska | 0 | - | 4.42 | 42,313 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,957 |
| State Quiz - New Jersey | 0 | - | 4.42 | 38,370 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 49,346 |
| State Quiz - Tennessee | 0 | - | 4.54 | 34,398 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,246 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,538 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,127 |
| ALL California Cities | 0 | - | 4.37 | 43,254 |
| Random European City to Country | 0 | - | 4.69 | 118,483 |
| Random Asian City to Country | 0 | - | 4.56 | 44,623 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,508 |
| Europe Capital to Country | 0 | - | 4.99 | 252,213 |
| Asia Capital to Country | 0 | - | 4.96 | 127,596 |
| Capital Cities Chain | 0 | - | 4.84 | 83,414 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,051 |
| European Capitals by Map | 0 | - | 4.99 | 142,220 |
| African Capitals by Map | 0 | - | 4.99 | 142,306 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,129 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,968 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,935 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,227 |
| European Coastal Capitals | 0 | - | 4.95 | 91,352 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,214 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,827 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,864 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,189 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,607 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,877 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,432 |
