| Countries that Beat Canada | 0 | - | 4.90 | 92,667 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,326 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,192 |
| Flags of North and South America | 0 | - | 4.99 | 372,560 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,856 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,676 |
| US States Quiz | 0 | - | 5.00 | 16,854,561 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,822 |
| States of Mexico | 0 | - | 4.95 | 175,774 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,635 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,872 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,475 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,336 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,624 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,839 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,160 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,014 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,472 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,484 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 331,528 |
| Pixelated United States Map | 0 | - | 4.87 | 94,171 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,516 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,642 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 190,669 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,757 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,288 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,314 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,849 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,119 |
| U.S. States By Population | 0 | - | 4.92 | 153,469 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,330 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,385 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,223 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,157 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,545 |
| Canada Country Quiz | 0 | - | 4.54 | 132,416 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 124,136 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,339 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,135 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,290 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,497 |
| US States with an Empty Map | 0 | - | 5.00 | 623,945 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,675 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,411 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,471 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,890 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,050 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,740 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,580 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,534 |
| 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 | 61,862 |
| Flags of Africa Quiz | 0 | - | 5.00 | 470,388 |
| Canada or Africa by Area | 0 | - | 4.78 | 18,319 |
| Belize Country Quiz | 0 | - | 4.85 | 20,956 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,959 |
| 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 | 639,752 |
| NHL Hockey Teams in Canada | 0 | - | 4.35 | 34,902 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,242,182 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,327,367 |
| Flags of Asia Quiz | 0 | - | 4.99 | 612,658 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,713 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,164 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,772 |
| Flags of Oceania | 0 | - | 5.00 | 258,650 |
| The Only American Country ... | 0 | - | 4.92 | 121,505 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,033 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,574 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,163 |
| Names of Generations | 0 | - | 4.09 | 44,673 |
| United States Country Quiz | 0 | - | 4.43 | 101,426 |
| 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 | 193,130 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,649 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,182 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,936 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,102 |
| 20 Random Country Flags | 0 | - | 4.99 | 611,364 |
| Name a Valid African Country | 0 | - | 4.98 | 153,939 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,728 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,365 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,763 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,086 |
| 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 | 53,790 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,991 |
| States of Brazil | 0 | - | 4.97 | 87,831 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,683 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,164 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,131 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 746,708 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,156 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,321 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,694 |
| Random U.S. City to State | 0 | - | 4.45 | 76,207 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,665 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 209,045 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,664 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,682 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,954 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,862 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,322 |
| Washington State by Picture | 0 | - | 4.26 | 7,727 |
| New England States | 0 | - | 4.51 | 59,799 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,776 |
| 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 | 55,961 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,900 |
| U.S. States by Borders | 0 | - | 4.61 | 35,282 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,460 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,001 |
| 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 | 148,423 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,937 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,545 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,538 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,746 |
| Italian Foods | 0 | - | 4.30 | 72,724 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,902 |
| Georgia ... or Georgia? | 0 | - | 4.67 | 76,725 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,513 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,563 |
| Countries that Beat Brazil | 0 | - | 4.49 | 68,505 |
| El Salvador Country Quiz | 0 | - | 4.63 | 31,691 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 32,166 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,471 |
| Jamaica Country Quiz | 0 | - | 4.58 | 35,060 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,584 |
| Top U.S. Universities | 0 | - | 4.15 | 145,002 |
| Largest United States Airlines | 0 | - | 4.39 | 55,011 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,890 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,739 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.51 | 42,088 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,630 |
| U.S. States by Governor | 0 | - | 4.43 | 18,055 |
| U.S. Political Parties in History | 0 | - | 4.44 | 27,685 |
| U.S. Government Agencies | 0 | - | 4.44 | 19,664 |
| Florida Pro Sport Teams | 0 | - | 4.61 | 11,829 |
| Boston Talk to English Translation Quiz | 0 | - | 4.59 | 55,942 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 506,052 |
| 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 | 54,039 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,488 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 35,033 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,768 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,766 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,500 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,618 |
| 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 | 64,717 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,284 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,728 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,474 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 175,214 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,484 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,758 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,686 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,473 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,297 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,688,106 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,086 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,105 |
| Canada by Picture | 0 | - | 4.25 | 18,824 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,610 |
| Countries that Beat Germany | 0 | - | 4.95 | 106,274 |
| Famous Italian-Americans | 0 | - | 4.15 | 14,447 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,868 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,803 |
| Countries that Beat China | 0 | - | 4.86 | 115,655 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 142,454 |
| Countries that Produce the Most Wine | 0 | - | 4.87 | 191,602 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,044 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,042 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 57,033 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 49,731 |
| U.S. Geography by Letter - P | 0 | - | 4.38 | 53,645 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,298 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,088 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,265 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,084 |
| Guatemala Country Quiz | 0 | - | 4.63 | 25,408 |
| Honduras Country Quiz | 0 | - | 4.52 | 23,859 |
| Panama Country Quiz | 0 | - | 4.61 | 25,781 |
| Nicaragua Country Quiz | 0 | - | 4.62 | 26,553 |
| 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 |
