| Countries that Beat Canada | 0 | - | 4.90 | 92,326 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,322 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,188 |
| Flags of North and South America | 0 | - | 4.99 | 372,539 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,840 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,665 |
| US States Quiz | 0 | - | 5.00 | 16,853,839 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,819 |
| States of Mexico | 0 | - | 4.95 | 175,767 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,624 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,868 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,464 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,332 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,611 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,838 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,159 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,010 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,468 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,483 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 331,515 |
| Pixelated United States Map | 0 | - | 4.87 | 94,167 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,509 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,638 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 190,665 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,756 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,283 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,308 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,846 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,110 |
| U.S. States By Population | 0 | - | 4.92 | 153,466 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,322 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,383 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,217 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,155 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,543 |
| Canada Country Quiz | 0 | - | 4.54 | 132,415 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 124,132 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,338 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,135 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,283 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,493 |
| US States with an Empty Map | 0 | - | 5.00 | 623,924 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,671 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,405 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,468 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,885 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,043 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,739 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,576 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,530 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,903 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,859 |
| Flags of Africa Quiz | 0 | - | 5.00 | 470,354 |
| Canada or Africa by Area | 0 | - | 4.78 | 18,318 |
| Belize Country Quiz | 0 | - | 4.85 | 20,955 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,955 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,993 |
| O Canada Lyrics | 0 | - | 4.47 | 50,926 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,733 |
| NHL Hockey Teams in Canada | 0 | - | 4.35 | 34,896 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,242,136 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,327,308 |
| Flags of Asia Quiz | 0 | - | 4.99 | 612,633 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,708 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,161 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,771 |
| Flags of Oceania | 0 | - | 5.00 | 258,642 |
| The Only American Country ... | 0 | - | 4.92 | 121,500 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,032 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,573 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,163 |
| Names of Generations | 0 | - | 4.09 | 44,660 |
| United States Country Quiz | 0 | - | 4.43 | 101,425 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,855 |
| Movies by State | 0 | - | 4.27 | 40,532 |
| Canada A-Z | 0 | - | 4.73 | 32,798 |
| Ontario Cities Map Quiz | 0 | - | 4.64 | 19,458 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,127 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,644 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,176 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,933 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,101 |
| 20 Random Country Flags | 0 | - | 4.99 | 611,352 |
| Name a Valid African Country | 0 | - | 4.98 | 153,934 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,723 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,365 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,759 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,076 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,364 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,833 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,380 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,788 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,983 |
| States of Brazil | 0 | - | 4.97 | 87,824 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,682 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,163 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,127 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 746,698 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,145 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,320 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,690 |
| Random U.S. City to State | 0 | - | 4.45 | 76,205 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,656 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 209,040 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,660 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,679 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,952 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,862 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,321 |
| Washington State by Picture | 0 | - | 4.26 | 7,727 |
| New England States | 0 | - | 4.51 | 59,797 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,775 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,999 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,760 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 55,958 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,898 |
| U.S. States by Borders | 0 | - | 4.61 | 35,282 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,457 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,000 |
| Most Valuable Crops by U.S. State | 0 | - | 4.40 | 39,083 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,199 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,422 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,933 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,527 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,534 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,746 |
| Italian Foods | 0 | - | 4.30 | 72,721 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,898 |
| Georgia ... or Georgia? | 0 | - | 4.67 | 76,725 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,512 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,559 |
| Countries that Beat Brazil | 0 | - | 4.49 | 68,498 |
| El Salvador Country Quiz | 0 | - | 4.63 | 31,689 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 32,166 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,470 |
| Jamaica Country Quiz | 0 | - | 4.58 | 35,060 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,584 |
| Top U.S. Universities | 0 | - | 4.15 | 144,998 |
| Largest United States Airlines | 0 | - | 4.39 | 55,010 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,883 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,737 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.51 | 42,081 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,627 |
| U.S. States by Governor | 0 | - | 4.43 | 18,055 |
| U.S. Political Parties in History | 0 | - | 4.44 | 27,684 |
| U.S. Government Agencies | 0 | - | 4.44 | 19,663 |
| Florida Pro Sport Teams | 0 | - | 4.61 | 11,828 |
| Boston Talk to English Translation Quiz | 0 | - | 4.59 | 55,942 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 506,034 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,889 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,757 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,454 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,170 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,035 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,488 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 35,032 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,768 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,763 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,499 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,617 |
| Musical Acts by State | 0 | - | 4.05 | 19,586 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,868 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,715 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,282 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,727 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,468 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 175,192 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,482 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,757 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,686 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,469 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,295 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,688,036 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,086 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,103 |
| Canada by Picture | 0 | - | 4.25 | 18,820 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,606 |
| Countries that Beat Germany | 0 | - | 4.95 | 106,272 |
| Famous Italian-Americans | 0 | - | 4.15 | 14,446 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,865 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,800 |
| Countries that Beat China | 0 | - | 4.86 | 115,647 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 142,449 |
| Countries that Produce the Most Wine | 0 | - | 4.87 | 191,601 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,043 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,041 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 57,032 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 49,731 |
| U.S. Geography by Letter - P | 0 | - | 4.38 | 53,637 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,297 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,087 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,262 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,079 |
| Guatemala Country Quiz | 0 | - | 4.63 | 25,407 |
| Honduras Country Quiz | 0 | - | 4.52 | 23,859 |
| Panama Country Quiz | 0 | - | 4.61 | 25,780 |
| Nicaragua Country Quiz | 0 | - | 4.62 | 26,551 |
| Antigua and Barbuda Country Quiz | 0 | - | 4.68 | 22,082 |
| Dominican Republic Country Quiz | 0 | - | 4.61 | 23,419 |
| Barbados Country Quiz | 0 | - | 4.78 | 19,763 |
