| Third Most Common Language by U.S. State | 0 | - | 4.87 | 114,052 |
| North America Map Quiz | 0 | - | 4.98 | 253,022 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,699 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 223,299 |
| Most Common High School Mascots | 0 | - | 4.47 | 32,375 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,775 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,356 |
| U.S. Highway Signs By State | 0 | - | 4.47 | 15,606 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 94,519 |
| Native American Tribes in the US | 0 | - | 4.74 | 25,769 |
| U.S. Geography True or False #1 | 0 | - | 4.53 | 28,844 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,951 |
| United States Map Quiz | 0 | - | 4.98 | 4,174,336 |
| Most Populous Native American Tribes | 0 | - | 4.28 | 12,500 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,484 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,748 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.12 | 41,225 |
| Three Real and One Fake - U.S. Geography | 0 | - | 4.34 | 29,484 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,728 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,100 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 145,028 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,798 |
| Australia... or New Zealand? | 0 | - | 4.83 | 62,146 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,994 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 241,037 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 76,112 |
| The U.S. Pledge of Allegiance | 0 | - | 4.00 | 18,420 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 75,323 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,353 |
| Name a Valid Answer - United States #2 | 0 | - | 4.16 | 27,514 |
| North American Physical Geography | 0 | - | 4.35 | 30,478 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,633 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,617 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 176,012 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 247,236 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,198 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,854 |
| US States Quiz | 0 | - | 5.00 | 17,031,933 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,975 |
| Iceland True or False? | 0 | - | 4.93 | 37,459 |
| England or Wales? | 0 | - | 4.94 | 46,092 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,427 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 336,556 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 533,260 |
| Peru True or False? | 0 | - | 4.58 | 15,339 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,813 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,879 |
| Pixelated United States Map | 0 | - | 4.89 | 95,041 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,818 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,661 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,733,133 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 192,090 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 119,250 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 112,491 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,504 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,586 |
| U.S. States that Start with M | 0 | - | 4.94 | 188,649 |
| U.S. States By Population | 0 | - | 4.92 | 154,309 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,432 |
| U.S. States with Longest Names | 0 | - | 4.85 | 45,018 |
| US States with an Empty Map | 0 | - | 5.00 | 629,875 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 83,199 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 89,022 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,619 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,252 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 161,217 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 178,344 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,799 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,891 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,744 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 68,091 |
| 10 Longest Rivers in the United States | 0 | - | 4.86 | 39,478 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,460 |
| Countries that Beat the United States | 0 | - | 4.93 | 169,001 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 511,272 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,496 |
| Draw All US State Borders | 0 | - | 4.99 | 141,716 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,620 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 83,137 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,469 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,682 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 217,614 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,911 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 99,232 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 281,131 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,759 |
| Australian Capitals | 0 | - | 4.92 | 62,885 |
| Territories of the United States | 0 | - | 4.80 | 52,690 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,945 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 176,305 |
| Rivers of the United States | 0 | - | 4.93 | 66,836 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,616 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,869 |
| Countries Closest to Alaska | 0 | - | 4.93 | 125,383 |
| Hawaiian Islands | 0 | - | 4.83 | 43,044 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,742 |
| New York City Geography | 0 | - | 4.43 | 33,209 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,593 |
| U.S. State Flags | 0 | - | 4.88 | 173,684 |
| U.S. States that Border Canada | 0 | - | 4.91 | 187,182 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,973 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 50,332 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 126,107 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,759 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 93,045 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,307 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,569 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,888 |
| Official European Union Languages | 0 | - | 4.97 | 240,465 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,880 |
| Europe Map Quiz | 0 | - | 5.00 | 4,795,171 |
| Oceania Map Quiz | 0 | - | 4.98 | 660,815 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,817 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,702 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,301 |
| United States Country Quiz | 0 | - | 4.43 | 102,392 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 77,117 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 429,012 |
| First Names of U.S. Presidents | 0 | - | 4.86 | 384,010 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,559,497 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,884 |
| Category Elimination - U.S. States #2 | 0 | - | 4.83 | 135,941 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,238 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,565 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,944 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 42,181 |
| Sweden True or False? | 0 | - | 4.53 | 40,599 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,663 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,509 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,453,736 |
| Asia Map Quiz | 0 | - | 4.99 | 927,232 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 60,271 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 61,518 |
| Africa Map Quiz | 0 | - | 5.00 | 2,131,437 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,648 |
| Australia Map Quiz | 0 | - | 4.95 | 346,630 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,333 |
| New World Crops | 0 | - | 4.38 | 30,983 |
| U.S. Geography by Letter - B | 0 | - | 4.54 | 70,181 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 58,648 |
| U.S. Federal Holidays | 0 | - | 4.33 | 99,659 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 750,542 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,784 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 210,813 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 69,503 |
| 75 Americans Named John | 0 | - | 4.41 | 23,995 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 80,220 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 194,121 |
| Play-Doh Presidents | 0 | - | 5.00 | 82,991 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.43 | 60,179 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,571 |
| New York True or False? | 0 | - | 4.53 | 34,002 |
| The Most Recent... United States | 0 | - | 4.46 | 18,606 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 129,768 |
| New England States | 0 | - | 4.51 | 59,916 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,400,451 |
| U.S. States by Land Area | 0 | - | 4.55 | 53,127 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,142 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 83,257 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.82 | 56,402 |
| US States by Borders in 30 Seconds | 0 | - | 4.69 | 2,696,659 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,354 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.75 | 41,201 |
| U.S. States by Borders | 0 | - | 4.61 | 35,522 |
| Random U.S. States on a Map | 0 | - | 4.96 | 631,530 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 189,422 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,732 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,418 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,493 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,999 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.74 | 33,281 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,859 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 75,548 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,546 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,916 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 91,488 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 85,363 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,624 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 83,190 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 60,354 |
| Ten Most Rectangular U.S. States | 0 | - | 4.54 | 71,834 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,486 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 93,011 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,369 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,698 |
| Europe Geography Decoder | 0 | - | 4.87 | 70,412 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,603 |
| The Only European Country ... | 0 | - | 4.91 | 219,764 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,925 |
| Austria... or Australia? | 0 | - | 4.67 | 104,877 |
| Ireland True or False? | 0 | - | 4.57 | 49,841 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,120 |
| Asian Last Names in the United States | 0 | - | 4.43 | 47,038 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 100,249 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,388,284 |
| Countries of Africa | 0 | - | 5.00 | 2,566,432 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,319 |
| African East Coast | 0 | - | 4.96 | 96,966 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,867 |
| Top 10 Oldest African Countries | 0 | - | 4.87 | 28,328 |
