| Third Most Common Language by U.S. State | 0 | - | 4.89 | 113,332 |
| North America Map Quiz | 0 | - | 4.98 | 243,958 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,528 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 216,259 |
| Most Common High School Mascots | 0 | - | 4.47 | 31,780 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 93,814 |
| U.S. Highway Signs By State | 0 | - | 4.46 | 15,374 |
| Name a Valid Answer - United States #1 | 0 | - | 4.63 | 93,365 |
| Native American Tribes in the US | 0 | - | 4.70 | 25,251 |
| Most Populous Native American Tribes | 0 | - | 4.28 | 12,400 |
| United States Map Quiz | 0 | - | 4.98 | 4,139,472 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,057 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,508 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.11 | 40,766 |
| Canada Multiple Choice Quiz | 0 | - | 4.53 | 48,837 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,335 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,102 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,064 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,326 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,827 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,142 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,739 |
| The U.S. Pledge of Allegiance | 0 | - | 3.98 | 18,275 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 72,965 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,423 |
| U.S. Geography True or False #1 | 0 | - | 4.53 | 28,569 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,644 |
| Name a Valid Answer - United States #2 | 0 | - | 4.16 | 27,099 |
| North American Physical Geography | 0 | - | 4.35 | 30,351 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 48,990 |
| Name the U.S. National Parks | 0 | - | 4.85 | 57,358 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,504 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,020 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 239,922 |
| Three Real and One Fake - U.S. Geography | 0 | - | 4.34 | 29,204 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,476 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,516 |
| US States Quiz | 0 | - | 5.00 | 16,677,028 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,038 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 525,979 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,316 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,504 |
| Pixelated United States Map | 0 | - | 4.89 | 93,276 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,265 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,701 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,112 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,564 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,195 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,256 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,468 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,737 |
| U.S. States By Population | 0 | - | 4.92 | 152,244 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,233 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,768 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,830 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,437 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,699 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,778 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 158,762 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,024 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,388 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,015 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,602 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.84 | 66,723 |
| Save Europeans by Guessing Countries | 0 | - | 4.84 | 209,018 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 276,906 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,559 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,648,183 |
| US States with an Empty Map | 0 | - | 5.00 | 618,054 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,756 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,259 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,369 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 501,129 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,443 |
| Draw All US State Borders | 0 | - | 4.99 | 133,121 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 100,955 |
| U.S. States with the Most Immigrants | 0 | - | 4.84 | 81,854 |
| Europe Map Quiz | 0 | - | 5.00 | 4,726,957 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,522 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,770 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 97,739 |
| Africa Map Quiz | 0 | - | 5.00 | 2,102,579 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,371 |
| Australian Capitals | 0 | - | 4.92 | 62,584 |
| Territories of the United States | 0 | - | 4.79 | 52,096 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.78 | 39,341 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,424 |
| Rivers of the United States | 0 | - | 4.93 | 65,423 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 51,673 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,178 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,359 |
| New York City Geography | 0 | - | 4.42 | 32,872 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,421 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,456 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,775 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,544 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 90,928 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,505 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,511 |
| Official European Union Languages | 0 | - | 4.97 | 236,329 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,592 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,804 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,436,931 |
| Asia Map Quiz | 0 | - | 4.99 | 905,631 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,700 |
| African East Coast | 0 | - | 4.96 | 94,904 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,778 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,715 |
| Largest Land Animals of the Americas | 0 | - | 4.38 | 20,189 |
| New World Crops | 0 | - | 4.33 | 23,494 |
| U.S. State Nicknames Quiz | 0 | - | 4.47 | 50,229 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,453 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,060 |
| United States Country Quiz | 0 | - | 4.43 | 100,454 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,569 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,302 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 423,225 |
| Hawaiian Islands | 0 | - | 4.83 | 42,395 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,061 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,515,948 |
| U.S. State Flags | 0 | - | 4.89 | 166,659 |
| U.S. States that Border Canada | 0 | - | 4.91 | 181,821 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 217,962 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,252 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,587 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,811 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,150 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 27,389 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,704 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,479 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,322 |
| The Only European Country ... | 0 | - | 4.91 | 213,457 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,303 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 87,913 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,523 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,590 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,280 |
| Countries of Africa | 0 | - | 5.00 | 2,504,041 |
| Australia Map Quiz | 0 | - | 4.94 | 342,207 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,493 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,048 |
| U.S. Federal Holidays | 0 | - | 4.33 | 99,070 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 742,720 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,624 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 207,653 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 68,661 |
| 75 Americans Named John | 0 | - | 4.41 | 23,816 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,703 |
| First Names of U.S. Presidents | 0 | - | 4.85 | 379,315 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 189,581 |
| Play-Doh Presidents | 0 | - | 5.00 | 81,589 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,545 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,177 |
| New England States | 0 | - | 4.51 | 59,695 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,414 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,872 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,252 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,588 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,630 |
| U.S. States by Borders | 0 | - | 4.63 | 35,042 |
| Random U.S. States on a Map | 0 | - | 4.96 | 620,719 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 182,233 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,206 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,081 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 43,962 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,264 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.70 | 32,745 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,385 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 74,830 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,189 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,381 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 89,884 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 84,250 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,123 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 81,779 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 59,509 |
| Ten Most Rectangular U.S. States | 0 | - | 4.54 | 70,826 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,048 |
| Celtic Nations | 0 | - | 4.69 | 46,796 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,480 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,374,496 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,172 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,135 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,460 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,453 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,144 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,413 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,897 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,234 |
| African Island Countries | 0 | - | 4.96 | 100,642 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,433 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,580 |
| Australian States and Territories | 0 | - | 4.95 | 140,544 |
| Australian Immigration by Country | 0 | - | 4.81 | 76,987 |
| Australia True or False | 0 | - | 4.87 | 56,459 |
| Flags of North and South America | 0 | - | 4.99 | 365,356 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 127,932 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,198 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,592 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,310 |
