| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 333,666 |
| US States with an Empty Map | 0 | - | 5.00 | 626,491 |
| US States Quiz | 0 | - | 5.00 | 16,934,026 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,741 |
| Rivers of the United States | 0 | - | 4.93 | 66,406 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,401 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,050 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 62,053 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,056 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,794 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,270 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,513 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,926 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,635 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 145,006 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,709 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,332 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,647 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,422 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,686,830 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,899 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,344 |
| United States Map Quiz | 0 | - | 4.98 | 4,164,957 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,284 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,778 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,749 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 53,202 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,655 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,604 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,720 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,547,173 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 221,618 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 134,772 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,962 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,503 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,473 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,350 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,371 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 57,335 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 50,070 |
| U.S. Geography by Letter - P | 0 | - | 4.38 | 54,226 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,531 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,383 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,545 |
| U.S. Geography by Letter - R | 0 | - | 4.22 | 36,326 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,428 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,880 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,759 |
| Random U.S. City to State | 0 | - | 4.45 | 76,642 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,920 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,435 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,394,816 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,427 |
| Every City in Colorado on a Map | 0 | - | 4.49 | 13,369 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 14,019 |
| Boroughs of New York City | 0 | - | 4.47 | 84,780 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,065 |
| Monarchies of Europe | 0 | - | 4.90 | 98,450 |
| Monarchies of Asia | 0 | - | 4.97 | 71,298 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,086 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,420 |
| California Cities Map Quiz | 0 | - | 4.50 | 88,069 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,944 |
| New York Cities Map Quiz | 0 | - | 4.55 | 42,280 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,676 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,657 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,868 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,982 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 114,023 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,332 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 35,088 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,773 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,222 |
| European Geography By Letter - B #2 | 0 | - | 4.86 | 87,511 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,927 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 36,054 |
| Washington D.C. Landmarks on a Map | 0 | - | 4.60 | 18,442 |
| World Currencies Quiz on a Map | 0 | - | 4.95 | 61,442 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,288 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 53,017 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,943 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 234,545 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,977 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,488 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,727 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,235 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,759 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,339 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,134 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,656 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,970 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,174 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,480 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,435 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,362 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,548 |
| Europe Map Quiz | 0 | - | 5.00 | 4,774,672 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,184 |
| Departments of France | 0 | - | 4.93 | 54,621 |
| Cities of Los Angeles County on a Map | 0 | - | 4.69 | 27,202 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 35,080 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,164 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,719 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 159,668 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.90 | 83,460 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,134 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,636 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,603 |
| ALL California Cities | 0 | - | 4.37 | 43,138 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,898 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,128 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 113,791 |
| Arms Exports - United States | 0 | - | 4.77 | 62,571 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,628 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,060 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,082 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,497 |
| Countries Closest to Hawaii | 0 | - | 4.55 | 53,798 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,756 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,843 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,296 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,848 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.75 | 38,501 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,652 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,071 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 131,500 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,694 |
| Nile River Basin Countries on a Map | 0 | - | 4.95 | 50,800 |
| U.S. Geography by Letter - N | 0 | - | 3.80 | 52,976 |
| U.S. Geography by Letter - E | 0 | - | 3.75 | 48,970 |
| U.S. Geography by Letter - F | 0 | - | 3.84 | 45,237 |
| U.S. Geography by Letter - O | 0 | - | 3.52 | 41,711 |
| Pixelated United States Map | 0 | - | 4.88 | 94,524 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.43 | 32,526 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,199 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 39,246 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,809 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 113,764 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,823 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,435 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,761 |
| U.S. States By Population | 0 | - | 4.92 | 153,817 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,813 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,641 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 66,615 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,594 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,777 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.48 | 52,343 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 88,035 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 77,197 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,585 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 49,135 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,361 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,848 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,605 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,690 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,347 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,988 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,457 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,699 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,481 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,367 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,781 |
| State Quiz - Florida | 0 | - | 4.47 | 62,460 |
| State Quiz - Texas | 0 | - | 4.43 | 63,007 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,882 |
| State Quiz - Virginia | 0 | - | 4.53 | 40,394 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,646 |
| State Quiz - Kentucky | 0 | - | 4.42 | 32,547 |
| State Quiz - New York | 0 | - | 4.52 | 46,252 |
| State Quiz - Washington | 0 | - | 4.45 | 36,532 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,458 |
| State Quiz - California | 0 | - | 4.69 | 64,598 |
| State Quiz - Alaska | 0 | - | 4.42 | 42,162 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,813 |
| State Quiz - New Jersey | 0 | - | 4.42 | 38,237 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 49,145 |
| State Quiz - Tennessee | 0 | - | 4.54 | 34,254 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,366 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,060 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,713 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 126,730 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,768 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,694,139 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,830 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,363 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,787 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,211 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,289 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,007 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,603 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,011 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,748 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,194 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 89,592 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,995 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,716 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,964 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,573 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,450,112 |
