| Total United States Immigration by Country | 0 | - | 4.91 | 110,678 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,019 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,500 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,889 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,441 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,617 |
| US States Quiz | 0 | - | 5.00 | 16,706,265 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,954 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,328 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,421 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,780 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,045 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,113 |
| Pixelated United States Map | 0 | - | 4.89 | 93,508 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,764 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,387 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,437 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,702 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,951 |
| U.S. States By Population | 0 | - | 4.92 | 152,401 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,435 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,884 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,769 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,908 |
| US States with an Empty Map | 0 | - | 5.00 | 619,006 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,435 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,530 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,992 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,102 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,556 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,895 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,119 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,816 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,761 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,619 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,981 |
| United States Country Quiz | 0 | - | 4.43 | 100,617 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,416 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,401 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,838 |
| States of Mexico | 0 | - | 4.95 | 173,402 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,780 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,888 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,681 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,616 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,097 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,557 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 207,904 |
| United States Map Quiz | 0 | - | 4.98 | 4,142,276 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,381 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,430 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,162 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,727 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,731 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,603 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,362 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,081 |
| Flags of North and South America | 0 | - | 4.99 | 367,512 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,662 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,612 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,024 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,403 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,340 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,463 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 231,020 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,042 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,885 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,019 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,833 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,694 |
| Random U.S. City to State | 0 | - | 4.45 | 75,349 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,364 |
| The Only American Country ... | 0 | - | 4.92 | 120,781 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,262 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,061 |
| Belize Country Quiz | 0 | - | 4.85 | 20,809 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,890 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,970 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,544 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,086 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,201 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,845 |
| Germany Immigration by Country | 0 | - | 4.84 | 80,054 |
| New England States | 0 | - | 4.51 | 59,709 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,482 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,887 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,341 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,658 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,669 |
| U.S. States by Borders | 0 | - | 4.63 | 35,081 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,249 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,142 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 43,999 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,798 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,523 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,917 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,659 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,531 |
| Boroughs of New York City | 0 | - | 4.47 | 84,113 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,578 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,439 |
| Europe Map Quiz | 0 | - | 5.00 | 4,732,327 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,589 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,395 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,048 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,235 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,285 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,037 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,771 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,393 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,668 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,666 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 44,448 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,850 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,929 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,340 |
| UK Immigration by Country | 0 | - | 4.94 | 139,692 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,107 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,399 |
| Largest United States Airlines | 0 | - | 4.39 | 54,841 |
| States of Brazil | 0 | - | 4.98 | 86,423 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,007 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,419 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.46 | 52,323 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.50 | 40,094 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,282 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,485 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,279 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,437 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,098 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,422 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,564 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,310 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,475 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,755 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,808 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,535 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,551 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,160 |
| ALL California Cities | 0 | - | 4.37 | 42,820 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,388 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,489 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,097 |
| Random European Capital to Country | 0 | - | 4.98 | 189,270 |
| Random European Country to Capital | 0 | - | 4.92 | 147,495 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,424 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,449 |
| Random African Country to Capital | 0 | - | 4.94 | 70,245 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,081 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,116 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,347 |
| Canada Country Quiz | 0 | - | 4.54 | 131,744 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,440,906 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,506 |
| Africa Map Quiz | 0 | - | 5.00 | 2,104,738 |
| Asia Map Quiz | 0 | - | 4.99 | 907,297 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,206 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,629 |
| U.S. Cities by Picture #1 | 0 | - | 4.37 | 34,360 |
| Cities by Picture #2 | 0 | - | 4.19 | 34,945 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,303 |
| U.S. Geography by Letter - C | 0 | - | 4.26 | 73,355 |
| U.S. Geography by Letter - A | 0 | - | 4.38 | 62,334 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,325 |
| U.S. Geography by Letter - T | 0 | - | 4.27 | 49,020 |
| U.S. Geography by Letter - P | 0 | - | 4.34 | 47,402 |
| U.S. Geography by Letter - M | 0 | - | 4.13 | 52,614 |
| U.S. Geography by Letter - L | 0 | - | 4.03 | 40,369 |
| U.S. Geography by Letter - G | 0 | - | 4.12 | 38,612 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 39,352 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 74,612 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.52 | 21,464 |
| Flyover States | 0 | - | 4.52 | 29,400 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,918 |
| U.S. States With Double Letters | 0 | - | 4.54 | 23,926 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 127,999 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 158,897 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,093 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,512 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,080 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,671 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,677,933 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 128,809 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,038 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,124 |
| U.S. State Capital Etymology | 0 | - | 4.50 | 36,791 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,853 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,083 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 39,121 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,289 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,993 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,315 |
| Regions of U.S. States | 0 | - | 4.37 | 43,483 |
| 10 U.S. States with the Most Valuable Crops | 0 | - | 4.41 | 29,495 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 118,567 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,343 |
| U.S. States with the Lowest HDI | 0 | - | 4.46 | 28,764 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,199 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.47 | 36,981 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 20,201 |
