| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,177 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,731 |
| Flags of North and South America | 0 | - | 4.99 | 370,151 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,225 |
| US States Quiz | 0 | - | 5.00 | 16,779,283 |
| Ontario Cities Map Quiz | 0 | - | 4.64 | 19,393 |
| States of Mexico | 0 | - | 4.95 | 174,687 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,191 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,576 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,054 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,754 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,267 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,680 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 65,904 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,128 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,726 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 329,810 |
| Pixelated United States Map | 0 | - | 4.89 | 93,813 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,012 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,248 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,784 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,355 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,924 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,922 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,366 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,592 |
| U.S. States By Population | 0 | - | 4.92 | 152,788 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,892 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,166 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,978 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 65,257 |
| Canada Country Quiz | 0 | - | 4.54 | 132,092 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,878 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,943 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,821 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,136 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,085 |
| US States with an Empty Map | 0 | - | 5.00 | 621,378 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,412 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,200 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,330 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,511 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 207,761 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,219 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,082 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,521 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,693 |
| O Canada Lyrics | 0 | - | 4.47 | 50,878 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,280 |
| Flags of Africa Quiz | 0 | - | 5.00 | 466,884 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,195 |
| Belize Country Quiz | 0 | - | 4.85 | 20,880 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,841 |
| NHL Hockey Teams in Canada | 0 | - | 4.35 | 34,721 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,234,619 |
| Flags of Asia Quiz | 0 | - | 4.99 | 609,104 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,406 |
| Flags of Oceania | 0 | - | 5.00 | 256,988 |
| The Only American Country ... | 0 | - | 4.92 | 121,168 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,725 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,460 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,377 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,654 |
| States of Brazil | 0 | - | 4.97 | 87,156 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,389 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,518 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,128 |
| United States Country Quiz | 0 | - | 4.43 | 101,044 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,729 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,020 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,245 |
| Washington State by Picture | 0 | - | 4.26 | 7,704 |
| Canada A-Z | 0 | - | 4.73 | 32,720 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,967 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,497 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,235 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,791 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,777 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,195 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 81,907 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,973 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,466 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,190 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,386 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,518 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 32,050 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,328 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,962 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,463 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,799 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,833 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 745,190 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,719 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,021 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,266 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 208,447 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,084 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,849 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,727 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,248 |
| New England States | 0 | - | 4.51 | 59,755 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,773 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,599 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,633 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,949 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,366 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,104 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,560 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 55,822 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,788 |
| U.S. States by Borders | 0 | - | 4.63 | 35,191 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,362 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,820 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,696 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,586 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,080 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,819 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,439 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,703 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,248 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,266 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,683,024 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,608 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 336,510 |
| Georgia ... or Georgia? | 0 | - | 4.67 | 76,583 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 73,739 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 62,708 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,702 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 49,385 |
| U.S. Geography by Letter - P | 0 | - | 4.36 | 47,818 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 52,949 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 40,802 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 38,942 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 39,743 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,295 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,406 |
| Top U.S. Universities | 0 | - | 4.15 | 144,514 |
| Largest United States Airlines | 0 | - | 4.39 | 54,925 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,440 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,841 |
| U.S. Cities by Picture #1 | 0 | - | 4.36 | 34,438 |
| Cities by Picture #2 | 0 | - | 4.19 | 35,012 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,405 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.51 | 41,675 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,505 |
| U.S. States by Governor | 0 | - | 4.43 | 18,015 |
| U.S. Political Parties in History | 0 | - | 4.44 | 27,621 |
| The U.S. Government - How Does it Work? | 0 | - | 4.34 | 42,262 |
| U.S. Government Agencies | 0 | - | 4.44 | 19,605 |
| American Founding Fathers | 0 | - | 4.42 | 23,113 |
| Famous People from California by Picture | 0 | - | 4.32 | 36,286 |
| California Groups of Things | 0 | - | 4.25 | 45,338 |
| Florida Pro Sport Teams | 0 | - | 4.61 | 11,789 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,224 |
| New York Groups of Things | 0 | - | 4.38 | 60,021 |
| People on Money - United States | 0 | - | 4.31 | 63,263 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,336 |
| 100 Most Influential Figures in U.S. History | 0 | - | 4.20 | 44,829 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 74,717 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,495 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 53,638 |
| Flyover States | 0 | - | 4.52 | 29,449 |
| U.S. States With Double Letters | 0 | - | 4.54 | 24,013 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.27 | 75,969 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,266 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.47 | 37,025 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,449 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,722 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,384 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,547 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 128,157 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,747 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,596 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 118,706 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,190 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.50 | 46,408 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,565 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,017 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 173,878 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,625 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,830 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,091 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,991 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,904 |
| Canada by Picture | 0 | - | 4.25 | 18,575 |
| International Footballers by Picture | 0 | - | 4.50 | 55,140 |
| Name that Historical Figure #2 | 0 | - | 4.41 | 283,641 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 107,154 |
| El Salvador Country Quiz | 0 | - | 4.62 | 31,605 |
| Guatemala Country Quiz | 0 | - | 4.63 | 25,320 |
| Honduras Country Quiz | 0 | - | 4.52 | 23,781 |
| Panama Country Quiz | 0 | - | 4.61 | 25,697 |
| Nicaragua Country Quiz | 0 | - | 4.62 | 26,461 |
| Dominican Republic Country Quiz | 0 | - | 4.61 | 23,311 |
| Barbados Country Quiz | 0 | - | 4.78 | 19,696 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,038 |
| Regions of U.S. States | 0 | - | 4.37 | 43,656 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,358 |
| 10 U.S. States with the Most Valuable Crops | 0 | - | 4.41 | 29,520 |
| U.S. States that Border Canada | 0 | - | 4.91 | 183,663 |
