| Third Most Common Language by U.S. State | 0 | - | 4.89 | 113,363 |
| North America Map Quiz | 0 | - | 4.98 | 244,221 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,578 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 216,502 |
| Most Common High School Mascots | 0 | - | 4.47 | 31,807 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 93,856 |
| U.S. Highway Signs By State | 0 | - | 4.46 | 15,378 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 93,410 |
| Native American Tribes in the US | 0 | - | 4.70 | 25,254 |
| Most Populous Native American Tribes | 0 | - | 4.28 | 12,404 |
| United States Map Quiz | 0 | - | 4.98 | 4,140,664 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,079 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,514 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.11 | 40,778 |
| Canada Multiple Choice Quiz | 0 | - | 4.53 | 48,871 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,352 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,129 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,121 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,340 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,909 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,253 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,819 |
| The U.S. Pledge of Allegiance | 0 | - | 3.98 | 18,284 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,014 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,464 |
| U.S. Geography True or False #1 | 0 | - | 4.53 | 28,577 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,655 |
| Name a Valid Answer - United States #2 | 0 | - | 4.16 | 27,112 |
| North American Physical Geography | 0 | - | 4.35 | 30,351 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,005 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,598 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,599 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,090 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,442 |
| Three Real and One Fake - U.S. Geography | 0 | - | 4.34 | 29,216 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,503 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,573 |
| US States Quiz | 0 | - | 5.00 | 16,689,537 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,160 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,177 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,420 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,732 |
| Pixelated United States Map | 0 | - | 4.89 | 93,417 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,377 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,796 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,185 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,654 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,296 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,345 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,568 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,832 |
| U.S. States By Population | 0 | - | 4.92 | 152,300 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,323 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,819 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,866 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,497 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,734 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,834 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 158,822 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,050 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,441 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,046 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,638 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.84 | 66,791 |
| Save Europeans by Guessing Countries | 0 | - | 4.84 | 209,237 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,028 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,573 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,651,339 |
| US States with an Empty Map | 0 | - | 5.00 | 618,455 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,786 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,341 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,474 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 501,519 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,507 |
| Draw All US State Borders | 0 | - | 4.99 | 133,353 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,031 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,903 |
| Europe Map Quiz | 0 | - | 5.00 | 4,729,287 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,628 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,852 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 97,797 |
| Africa Map Quiz | 0 | - | 5.00 | 2,103,494 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,870 |
| Australian Capitals | 0 | - | 4.92 | 62,589 |
| Territories of the United States | 0 | - | 4.79 | 52,117 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.78 | 39,362 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,486 |
| Rivers of the United States | 0 | - | 4.93 | 65,465 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 51,709 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,256 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,402 |
| New York City Geography | 0 | - | 4.42 | 32,900 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,560 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,515 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,818 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,597 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 90,982 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,524 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,552 |
| Official European Union Languages | 0 | - | 4.97 | 236,435 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,644 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,003 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,439,184 |
| Asia Map Quiz | 0 | - | 4.99 | 906,476 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,765 |
| African East Coast | 0 | - | 4.96 | 94,982 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,865 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,749 |
| Largest Land Animals of the Americas | 0 | - | 4.38 | 20,191 |
| New World Crops | 0 | - | 4.33 | 23,499 |
| U.S. State Nicknames Quiz | 0 | - | 4.47 | 50,248 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,465 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,072 |
| United States Country Quiz | 0 | - | 4.43 | 100,530 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,587 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,363 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 423,463 |
| Hawaiian Islands | 0 | - | 4.83 | 42,417 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,073 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,517,252 |
| U.S. State Flags | 0 | - | 4.89 | 166,881 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,297 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 218,260 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,376 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,622 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,987 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,172 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,415 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,854 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,510 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,436 |
| The Only European Country ... | 0 | - | 4.91 | 213,649 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,427 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 87,982 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,546 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,631 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,392 |
| Countries of Africa | 0 | - | 5.00 | 2,506,067 |
| Australia Map Quiz | 0 | - | 4.94 | 342,355 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,516 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,068 |
| U.S. Federal Holidays | 0 | - | 4.33 | 99,081 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 742,945 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,628 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 207,769 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 68,683 |
| 75 Americans Named John | 0 | - | 4.41 | 23,821 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,721 |
| First Names of U.S. Presidents | 0 | - | 4.85 | 379,444 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 189,708 |
| Play-Doh Presidents | 0 | - | 5.00 | 81,639 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,575 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,189 |
| New England States | 0 | - | 4.51 | 59,702 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,455 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,879 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,291 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,609 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,650 |
| U.S. States by Borders | 0 | - | 4.63 | 35,055 |
| Random U.S. States on a Map | 0 | - | 4.96 | 621,106 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 182,365 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,220 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,109 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 43,974 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,287 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.70 | 32,767 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,406 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 74,855 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,195 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,393 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 89,927 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 84,293 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,136 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 81,823 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 59,543 |
| Ten Most Rectangular U.S. States | 0 | - | 4.54 | 70,864 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,194 |
| Celtic Nations | 0 | - | 4.69 | 46,803 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,493 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,498 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,409 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,773 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,547 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,517 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,198 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,460 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,002 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,334 |
| African Island Countries | 0 | - | 4.96 | 100,719 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,550 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,632 |
| Australian States and Territories | 0 | - | 4.95 | 140,599 |
| Australian Immigration by Country | 0 | - | 4.81 | 76,999 |
| Australia True or False | 0 | - | 4.87 | 56,487 |
| Flags of North and South America | 0 | - | 4.99 | 366,485 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,084 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,735 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,598 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,049 |
