| United States Map Quiz | 0 | - | 4.98 | 3,901,419 |
| 10 Northernmost U.S. States | 0 | - | 4.89 | 73,632 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 145,317 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 167,855 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.85 | 99,021 |
| Top 10 Newest U.S. States | 0 | - | 4.81 | 68,072 |
| Top 10 Least Obese U.S. States | 0 | - | 4.81 | 68,095 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 65,258 |
| U.S. State Border Crossings | 0 | - | 4.96 | 82,076 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.83 | 33,215 |
| Canada Geography Trivia | 0 | - | 4.81 | 44,795 |
| Countries of North America Quiz | 0 | - | 5.00 | 879,238 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 584,591 |
| North America Map Quiz | 0 | - | 4.98 | 198,340 |
| North America Capitals Quiz | 0 | - | 4.99 | 185,947 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 850,979 |
| North American Capitals - Map Quiz | 0 | - | 4.91 | 47,075 |
| Canada Provinces and Territories | 0 | - | 4.99 | 289,522 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.98 | 47,398 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 85,384 |
| US States Quiz | 0 | - | 5.00 | 14,731,597 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.97 | 340,037 |
| Central American Countries | 0 | - | 4.98 | 139,405 |
| Caribbean Countries and Territories | 0 | - | 4.83 | 104,383 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 116,615 |
| U.S. Geography - Multiple Choice | 0 | - | 4.43 | 22,585 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.47 | 93,596 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.79 | 56,317 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 61,431 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 61,639 |
| Top 10 Most Obese U.S. States | 0 | - | 4.50 | 64,853 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.51 | 64,490 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.45 | 48,225 |
| Top 10 Most White U.S. States | 0 | - | 4.52 | 55,591 |
| Top 10 Most German U.S. States | 0 | - | 4.50 | 42,283 |
| Most Mentioned Enemies of the USA | 0 | - | 4.79 | 159,787 |
| American Countries on the Pacific Coast | 0 | - | 4.81 | 46,101 |
| Territories of the United States | 0 | - | 4.76 | 48,515 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 33,930 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 100,505 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 96,117 |
| 10 Southernmost U.S. States | 0 | - | 4.84 | 99,163 |
| U.S. States with Short Names | 0 | - | 4.87 | 129,617 |
| U.S. States that Start with M | 0 | - | 4.91 | 150,393 |
| U.S. States By Population | 0 | - | 4.90 | 129,950 |
| U.S. States that Start with N | 0 | - | 4.95 | 155,451 |
| U.S. States with Longest Names | 0 | - | 4.84 | 36,015 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 58,321 |
| The Only Remaining U.S. State . . . | 0 | - | 4.94 | 56,041 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.76 | 42,381 |
| Top 10 Least Populous U.S. States | 0 | - | 4.93 | 172,807 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 149,900 |
| US State Capitals Quiz - No Hints | 0 | - | 4.97 | 79,771 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.85 | 39,077 |
| South America Map Quiz | 0 | - | 5.00 | 1,419,732 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.89 | 89,407 |
| U.S. States with the Longest International Borders | 0 | - | 4.81 | 40,674 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 73,152 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 71,151 |
| Louisiana Purchase with a Map | 0 | - | 4.95 | 36,111 |
| U.S. States or European Countries by Population | 0 | - | 4.98 | 116,028 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 107,009 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 132,242 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 106,630 |
| U.S. States with the Most Gun Ownership | 0 | - | 4.46 | 27,711 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.71 | 29,861 |
| U.S. States with Oldest Median Age | 0 | - | 4.35 | 31,733 |
| Top 10 U.S. States with the Longest Commutes | 0 | - | 4.30 | 40,866 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.34 | 62,929 |
| US States with the Most Executions | 0 | - | 4.51 | 25,672 |
| Top 10 U.S. States with the Most Lighthouses | 0 | - | 4.60 | 26,994 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 88,896 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.39 | 34,811 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.34 | 35,942 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.26 | 31,905 |
| Top U.S. Cash Crops | 0 | - | 4.40 | 58,913 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.08 | 37,484 |
| Top 10 U.S. States with the Highest Life Expectancy | 0 | - | 4.35 | 40,183 |
| Most-Visited U.S. Cities | 0 | - | 4.87 | 72,564 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 62,753 |
| Total United States Immigration by Country | 0 | - | 4.89 | 96,635 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.95 | 184,673 |
| Europe Map Quiz | 0 | - | 5.00 | 4,291,393 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.84 | 54,675 |
| Canada Immigration by Country | 0 | - | 4.52 | 57,190 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 94,145 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 93,216 |
| Countries that Visit the United States the Most | 0 | - | 4.95 | 78,587 |
| Pixelated United States Map | 0 | - | 4.90 | 82,154 |
| Top 10 Most Religious U.S. States | 0 | - | 4.34 | 17,609 |
| U.S. States with the Least Gun Ownership | 0 | - | 4.33 | 24,250 |
| Top 10 US States that Produce the Most Coal | 0 | - | 4.23 | 21,497 |
| U.S. States with Youngest Median Age | 0 | - | 4.32 | 20,002 |
| Top 10 U.S. States by Percent Born in State | 0 | - | 4.24 | 11,458 |
| Westernmost Cities in the U.S. | 0 | - | 4.35 | 15,652 |
| Most Guessed U.S. Cities | 0 | - | 4.90 | 91,236 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 61,450 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 124,387 |
| Countries that Beat the United States | 0 | - | 4.92 | 145,604 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,344,787 |
| Oceania Map Quiz | 0 | - | 4.98 | 567,845 |
| Africa Map Quiz | 0 | - | 5.00 | 1,938,662 |
| Asia Map Quiz | 0 | - | 4.99 | 784,975 |
| USA Tourist Attractions by Description #1 | 0 | - | 4.11 | 26,037 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.95 | 273,846 |
| 10 Longest Rivers in the United States | 0 | - | 4.82 | 35,002 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 386,152 |
| US States with an Empty Map | 0 | - | 5.00 | 553,774 |
| New England States | 0 | - | 4.54 | 52,430 |
| US States by Land Area | 0 | - | 4.59 | 48,464 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.52 | 36,162 |
| Add a Letter - Make a U.S. State | 0 | - | 4.74 | 76,476 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 51,046 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.78 | 37,269 |
| 10 Easternmost U.S. States | 0 | - | 4.54 | 52,979 |
| The Only U.S. State ... #1 | 0 | - | 4.55 | 82,572 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.47 | 40,488 |
| U.S. Landmarks Picture Quiz | 0 | - | 4.19 | 13,648 |
| American Islands | 0 | - | 4.16 | 15,750 |
| The United States... or the United Kingdom? | 0 | - | 4.89 | 90,215 |
| North America Cities by Map | 0 | - | 4.39 | 45,292 |
| Africa Capitals Quiz | 0 | - | 4.99 | 634,168 |
| Asia Capitals Quiz | 0 | - | 4.98 | 593,601 |
| U.S. State Capitals Map Quiz | 0 | - | 4.91 | 125,695 |
| Countries That Use the Euro | 0 | - | 4.92 | 62,933 |
| 10 Easternmost Countries in Europe | 0 | - | 4.85 | 92,171 |
| The Only European Country ... | 0 | - | 4.94 | 178,400 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 195,340 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.93 | 86,641 |
| Countries of Africa | 0 | - | 5.00 | 2,166,536 |
| Countries Closest to Alaska | 0 | - | 4.93 | 98,961 |
| Countries Closest to Maine | 0 | - | 4.85 | 58,909 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,281,021 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 40,282 |
| South and Central Asia Map Quiz | 0 | - | 4.92 | 79,820 |
| Hawaiian Islands Map Quiz | 0 | - | 4.88 | 20,989 |
| Western Africa Map Quiz | 0 | - | 4.97 | 60,879 |
| Australia Map Quiz | 0 | - | 4.95 | 319,591 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 335,744 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.83 | 39,042 |
| Rivers of the United States | 0 | - | 4.91 | 56,927 |
| African East Coast | 0 | - | 4.97 | 84,172 |
| Canadian Geography on the Map | 0 | - | 4.56 | 24,151 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 458,963 |
| Name a Valid U.S. State #1 | 0 | - | 4.95 | 184,672 |
| Top 10 Coldest U.S. States | 0 | - | 4.91 | 100,232 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 100,674 |
| Top 10 Most Native American U.S. States | 0 | - | 4.84 | 71,255 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 57,099 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,043,979 |
| Flags of Asia Quiz | 0 | - | 4.99 | 524,178 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.46 | 64,963 |
| Speed Capital to U.S. State | 0 | - | 4.44 | 106,211 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.53 | 37,114 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 74,675 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,183,788 |
| Countries Closest to United States A-Z | 0 | - | 4.84 | 107,342 |
| Bahamas Country Quiz | 0 | - | 4.61 | 17,519 |
| U.S. State Shapes Quiz #2 | 0 | - | 4.82 | 90,947 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 51,932 |
| Flags of Africa Quiz | 0 | - | 4.99 | 386,230 |
| U.S. State Flags | 0 | - | 4.88 | 136,339 |
| Counties of England | 0 | - | 4.96 | 690,014 |
| Hawaiian Islands | 0 | - | 4.85 | 38,487 |
| U.S. States that Border Canada | 0 | - | 4.90 | 165,814 |
| Longest U.S. State Borders | 0 | - | 4.65 | 34,200 |
| U.S. States with the Fewest Borders | 0 | - | 4.76 | 105,687 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 57,825 |
| U.S. States with the Most Borders | 0 | - | 4.56 | 61,054 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.70 | 59,847 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.75 | 54,003 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.76 | 52,903 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 58,285 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.54 | 31,761 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 49,175 |
| U.S. State Superlatives #1 | 0 | - | 4.46 | 75,496 |
| U.S. State Superlatives #2 | 0 | - | 4.51 | 37,298 |
| U.S. States with the Highest Population Density | 0 | - | 4.46 | 66,727 |
| Countries of Europe by Population | 0 | - | 4.98 | 126,627 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 79,863 |
| Most-Visited Cities in Europe | 0 | - | 4.92 | 56,518 |
| Europe Capital to Country | 0 | - | 4.99 | 219,853 |
| Asia Capital to Country | 0 | - | 4.96 | 105,649 |
| EU Capitals with No Hints | 0 | - | 4.96 | 124,395 |
| European Capitals by Map | 0 | - | 4.99 | 93,393 |
| African Capitals by Map | 0 | - | 4.99 | 110,466 |
| South America Capitals Quiz | 0 | - | 5.00 | 419,346 |
| Asian Capitals by Map | 0 | - | 4.98 | 46,957 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 78,833 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.95 | 72,008 |
| European Coastal Capitals | 0 | - | 4.95 | 77,122 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.90 | 46,568 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 228,150 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.91 | 193,624 |
| Capitals of Mediterranean Countries | 0 | - | 4.96 | 76,049 |
| Landlocked Countries in Africa | 0 | - | 4.98 | 19,464 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.94 | 186,063 |
| Countries of the Middle East | 0 | - | 4.96 | 173,086 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 74,646 |
| Slavic Countries | 0 | - | 4.96 | 100,460 |
