| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,011 |
| US States Quiz | 0 | - | 5.00 | 16,880,575 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 332,190 |
| U.S. States that Border Canada | 0 | - | 4.91 | 184,999 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,570 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,837 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,465 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,585 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 640,582 |
| Canada Provinces and Territories | 0 | - | 5.00 | 342,698 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,180 |
| US States with an Empty Map | 0 | - | 5.00 | 624,784 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,081 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,636 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,246 |
| Random U.S. City to State | 0 | - | 4.45 | 76,334 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,603 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,378 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,123 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,493 |
| Rivers of the United States | 0 | - | 4.93 | 66,213 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,681,824 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,007 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,668 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,684 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,099 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,913 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,058 |
| Which City in Canada? | 0 | - | 4.83 | 57,082 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,326 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,139 |
| Countries That Border Russia | 0 | - | 4.98 | 461,834 |
| Countries Bordering France | 0 | - | 4.83 | 402,634 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,494 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,137 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,804 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,831 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,343 |
| O Canada Lyrics | 0 | - | 4.47 | 50,946 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,357 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,161 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,040 |
| Name a Valid African Country | 0 | - | 4.98 | 154,122 |
| Europe Map Quiz | 0 | - | 5.00 | 4,764,047 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,594 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,900 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,539,933 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 220,857 |
| Category Elimination - U.S. States #2 | 0 | - | 4.83 | 134,258 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,820 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,348 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,335 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.90 | 81,703 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,838 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,948 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,273 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,506 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,512 |
| Countries Bordering India | 0 | - | 4.98 | 163,446 |
| Countries that Border China | 0 | - | 4.96 | 263,215 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,880 |
| Countries that Border Poland | 0 | - | 4.99 | 172,308 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,396 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,374 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,731 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,781 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,690,110 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,754 |
| Which City in Europe? | 0 | - | 4.83 | 107,417 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,412 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,262 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,599 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,495 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,838 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,441 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,448,398 |
| Oceania Map Quiz | 0 | - | 4.98 | 642,570 |
| Africa Map Quiz | 0 | - | 5.00 | 2,118,362 |
| Asia Map Quiz | 0 | - | 4.99 | 917,119 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,307 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,351 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,579 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,431 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,875 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,352 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,391,729 |
| Movies by State | 0 | - | 4.27 | 40,544 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,767 |
| Name a City - European Countries | 0 | - | 4.90 | 65,402 |
| Africa Capitals Quiz | 0 | - | 4.99 | 737,927 |
| Asia Capitals Quiz | 0 | - | 4.98 | 693,133 |
| Random Capital to Country | 0 | - | 4.99 | 2,591,898 |
| Random Country to Capital | 0 | - | 4.98 | 920,837 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,107 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,861 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,313 |
| The Only European Country ... | 0 | - | 4.91 | 216,732 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,341 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,194 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,661 |
| Countries of Africa | 0 | - | 5.00 | 2,538,030 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,383,174 |
| United States Map Quiz | 0 | - | 4.98 | 4,158,915 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,732 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,006 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,916 |
| Australia Map Quiz | 0 | - | 4.95 | 344,665 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,549 |
| African East Coast | 0 | - | 4.96 | 96,098 |
| Most Valuable Crops by U.S. State | 0 | - | 4.40 | 39,098 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,244,675 |
| Flags of Asia Quiz | 0 | - | 4.99 | 613,805 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,541 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,407 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,772 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,082 |
| Boroughs of New York City | 0 | - | 4.47 | 84,609 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,025 |
| Arms Exports - United States | 0 | - | 4.77 | 62,427 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,592 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,281 |
| Countries Closest to Hawaii | 0 | - | 4.55 | 53,666 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,665 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,336 |
| Countries that Beat Brazil | 0 | - | 4.49 | 68,648 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,521 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 32,195 |
| South America Map Quiz | 0 | - | 5.00 | 1,550,062 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,982 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,894 |
| New York Cities Map Quiz | 0 | - | 4.55 | 42,243 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,804 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,465 |
| Flags of Africa Quiz | 0 | - | 5.00 | 471,576 |
| Flags of North and South America | 0 | - | 4.99 | 373,231 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,608 |
| Counties of England | 0 | - | 4.97 | 797,155 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 113,864 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,324 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,310 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,807 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,192 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.43 | 32,505 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 39,108 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 52,933 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,761 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 66,531 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,305 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.50 | 48,913 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,877 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 77,031 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 49,041 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,540 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,636 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,760 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,306 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,778 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,707 |
| State Quiz - Florida | 0 | - | 4.47 | 62,350 |
| State Quiz - Texas | 0 | - | 4.43 | 62,880 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,814 |
| State Quiz - Virginia | 0 | - | 4.53 | 40,318 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,579 |
| State Quiz - Kentucky | 0 | - | 4.42 | 32,473 |
| State Quiz - New York | 0 | - | 4.52 | 46,122 |
| State Quiz - Washington | 0 | - | 4.45 | 36,428 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,393 |
| State Quiz - California | 0 | - | 4.69 | 64,446 |
| State Quiz - Alaska | 0 | - | 4.42 | 42,075 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,731 |
| State Quiz - New Jersey | 0 | - | 4.42 | 38,167 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 49,027 |
| State Quiz - Tennessee | 0 | - | 4.54 | 34,187 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,880 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,720 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,135 |
| ALL California Cities | 0 | - | 4.37 | 43,062 |
| Random European City to Country | 0 | - | 4.69 | 117,699 |
| Random Asian City to Country | 0 | - | 4.56 | 44,540 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,456 |
| Europe Capital to Country | 0 | - | 4.99 | 250,385 |
| Asia Capital to Country | 0 | - | 4.96 | 126,686 |
| Capital Cities Chain | 0 | - | 4.84 | 82,763 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,911 |
| European Capitals by Map | 0 | - | 4.99 | 139,268 |
| African Capitals by Map | 0 | - | 4.99 | 133,823 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,573 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,441 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,101 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,445 |
| European Coastal Capitals | 0 | - | 4.95 | 90,624 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,598 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,082 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,106 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,841 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,919 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,742 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,231 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,947 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,553 |