| Countries Closest to Alaska | 0 | - | 4.93 | 123,332 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,455 |
| US States Quiz | 0 | - | 5.00 | 16,704,772 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,508 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,083 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,289 |
| US States with an Empty Map | 0 | - | 5.00 | 618,945 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,812 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,438 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,604 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,743 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,972 |
| Rivers of the United States | 0 | - | 4.93 | 65,528 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,748 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,884 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,671 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,084 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,556 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,990 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,314 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,200 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,508 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,094 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,666 |
| State Quiz - Alaska | 0 | - | 4.42 | 41,800 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,329 |
| Countries Closest to Hawaii | 0 | - | 4.54 | 53,251 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,159 |
| State Quiz - Kentucky | 0 | - | 4.41 | 32,253 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,563 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,639 |
| State Quiz - New Jersey | 0 | - | 4.42 | 37,897 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 48,636 |
| State Quiz - Tennessee | 0 | - | 4.54 | 33,907 |
| State Quiz - Virginia | 0 | - | 4.52 | 40,041 |
| State Quiz - Washington | 0 | - | 4.45 | 36,168 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,519,005 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 218,590 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,534 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,341 |
| Famous People from California by Picture | 0 | - | 4.32 | 36,143 |
| California Groups of Things | 0 | - | 4.25 | 45,277 |
| Los Angeles vs. New York | 0 | - | 4.41 | 19,645 |
| Hawaiian Islands Map Quiz | 0 | - | 4.78 | 22,206 |
| New York Groups of Things | 0 | - | 4.38 | 59,944 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,543 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,084 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,075 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,286 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 743,254 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,743 |
| Movies Set in Chicago | 0 | - | 4.46 | 28,145 |
| Movies Set in Las Vegas | 0 | - | 4.13 | 32,086 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 501,975 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,380,551 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,664,930 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,519 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 31,915 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,171 |
| United States Map Quiz | 0 | - | 4.98 | 4,142,149 |
| U.S. Bill of Rights | 0 | - | 4.53 | 32,377 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,642 |
| State Quiz - Colorado | 0 | - | 4.35 | 47,903 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,635 |
| State Quiz - Idaho | 0 | - | 4.58 | 27,248 |
| History of Louisiana | 0 | - | 4.46 | 9,495 |
| State Quiz - Maine | 0 | - | 4.52 | 25,235 |
| State Quiz - Massachusetts | 0 | - | 4.36 | 35,164 |
| New York Cities Map Quiz | 0 | - | 4.54 | 42,051 |
| State Quiz - Mississippi | 0 | - | 4.47 | 23,263 |
| State Quiz - Missouri | 0 | - | 4.44 | 24,575 |
| State Quiz - Nebraska | 0 | - | 4.53 | 23,940 |
| State Quiz - New Mexico | 0 | - | 4.38 | 24,143 |
| Six Flags Over Texas | 0 | - | 4.79 | 63,017 |
| State Quiz - North Carolina | 0 | - | 4.32 | 39,374 |
| State Quiz - North Dakota | 0 | - | 4.48 | 21,506 |
| State Quiz - Ohio | 0 | - | 4.23 | 45,055 |
| State Quiz - Wisconsin | 0 | - | 4.40 | 39,943 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,664 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,425 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,587 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,392 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,042 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,234 |
| South America Map Quiz | 0 | - | 5.00 | 1,541,367 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.50 | 40,021 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,434 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,360 |
| Arms Exports - United States | 0 | - | 4.70 | 54,372 |
| Famous People from Alabama by Picture | 0 | - | 4.07 | 23,955 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,502 |
| State Quiz - California | 0 | - | 4.68 | 63,982 |
| State Quiz - Florida | 0 | - | 4.47 | 61,950 |
| Countries that Visit Florida the Most | 0 | - | 4.72 | 71,183 |
| Hawaiian Islands | 0 | - | 4.83 | 42,433 |
| Famous People from Illinois by Picture | 0 | - | 4.03 | 20,071 |
| Famous People from Indiana by Picture | 0 | - | 4.35 | 24,863 |
| Famous People from Maryland by Picture | 0 | - | 4.23 | 16,755 |
| Famous People from Massachusetts by Picture | 0 | - | 4.29 | 24,373 |
| Famous People from Michigan by Picture | 0 | - | 4.30 | 21,295 |
| Famous People from New York by Picture | 0 | - | 4.03 | 27,354 |
| State Quiz - New York | 0 | - | 4.52 | 45,752 |
| Famous Missourians | 0 | - | 4.12 | 6,371 |
| Famous People from New Jersey by Picture | 0 | - | 4.25 | 22,132 |
| Famous People from Texas by Picture | 0 | - | 3.99 | 33,263 |
| State Quiz - Texas | 0 | - | 4.43 | 62,517 |
| Famous People from Ohio by Picture | 0 | - | 4.03 | 17,614 |
| Famous People from Pennsylvania by Picture | 0 | - | 4.24 | 25,308 |
| Movies Set in Pennsylvania | 0 | - | 4.19 | 11,528 |
| Famous People from Tennessee by Picture | 0 | - | 4.35 | 27,211 |
| Famous People from Virginia by Picture | 0 | - | 4.18 | 24,139 |
| Famous People from Wisconsin | 0 | - | 4.03 | 6,795 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,674 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,322 |
| U.S. States by Clue #1 | 0 | - | 4.53 | 38,622 |
| U.S. State Flags | 0 | - | 4.89 | 167,170 |
| U.S. States with More Cows than People | 0 | - | 4.63 | 40,438 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,192 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.46 | 52,264 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,419 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,278 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,484 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,451 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,437 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,094 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,418 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,562 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,060 |
| U.S. Geography by Letter - C | 0 | - | 4.26 | 73,352 |
| U.S. Geography by Letter - A | 0 | - | 4.38 | 62,331 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,324 |
| U.S. Geography by Letter - T | 0 | - | 4.27 | 49,016 |
| U.S. Geography by Letter - P | 0 | - | 4.34 | 47,401 |
| U.S. Geography by Letter - M | 0 | - | 4.13 | 52,613 |
| U.S. Geography by Letter - L | 0 | - | 4.03 | 40,369 |
| U.S. Geography by Letter - G | 0 | - | 4.12 | 38,611 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 39,347 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,257 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,877 |
| Panama Country Quiz | 0 | - | 4.61 | 25,609 |
| Dominican Republic Country Quiz | 0 | - | 4.61 | 23,223 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,965 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,357 |
| Third Most Common Language by U.S. State | 0 | - | 4.89 | 113,382 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,884 |
| Free in the Answers | 0 | - | 4.11 | 51,282 |
| American Founding Fathers | 0 | - | 4.41 | 23,074 |
| State Quiz - Arkansas | 0 | - | 4.30 | 24,641 |
| Musical Acts from Los Angeles by Two Songs | 0 | - | 4.27 | 15,846 |
| Movies Set in San Francisco | 0 | - | 4.23 | 19,908 |
| State Quiz - Connecticut | 0 | - | 4.29 | 25,371 |
| History of Florida | 0 | - | 4.45 | 9,765 |
| Movies Set in Miami | 0 | - | 4.32 | 16,674 |
| State Quiz - Delaware | 0 | - | 4.39 | 22,919 |
| History of Georgia (U.S. State) | 0 | - | 4.30 | 13,179 |
| History of Illinois | 0 | - | 4.24 | 11,177 |
| State Quiz - Indiana | 0 | - | 4.22 | 30,552 |
| State Quiz - Iowa | 0 | - | 4.37 | 25,175 |
| State Quiz - Kansas | 0 | - | 4.23 | 25,343 |
| State Quiz - Louisiana | 0 | - | 4.36 | 28,392 |
| State Quiz - Maryland | 0 | - | 4.26 | 28,049 |
| History of Maryland | 0 | - | 4.06 | 6,649 |
| History of Massachusetts | 0 | - | 4.14 | 8,332 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,086 |
| Movies and TV Shows Set in Boston | 0 | - | 4.17 | 9,738 |
| Michigan Cities Map Quiz | 0 | - | 4.45 | 20,906 |
| Who Did that Motown Song? | 0 | - | 4.48 | 13,019 |
| New York City Geography | 0 | - | 4.42 | 32,944 |
| State Quiz - Montana | 0 | - | 4.24 | 24,019 |
| State Quiz - Nevada | 0 | - | 4.40 | 30,868 |
| State Quiz - New Hampshire | 0 | - | 4.34 | 21,816 |
| History of New Jersey | 0 | - | 4.38 | 7,207 |
| Texas Cities Map Quiz | 0 | - | 4.38 | 81,303 |
| History of Texas | 0 | - | 4.43 | 14,554 |
| North Dakota... or South Dakota? | 0 | - | 4.45 | 13,691 |
| History of Ohio | 0 | - | 4.14 | 7,309 |
| State Quiz - Oklahoma | 0 | - | 4.40 | 25,830 |
| State Quiz - Oregon | 0 | - | 4.36 | 28,547 |
| It's Always Sunny in Philadelphia Quiz | 0 | - | 4.34 | 15,773 |
| State Quiz - South Carolina | 0 | - | 4.21 | 26,451 |
| State Quiz - South Dakota | 0 | - | 4.23 | 24,542 |
| History of Tennessee | 0 | - | 4.29 | 7,634 |
| State Quiz - Utah | 0 | - | 4.39 | 31,012 |
| State Quiz - Vermont | 0 | - | 4.33 | 26,045 |
| Washington Cities Map Quiz | 0 | - | 4.48 | 24,016 |
| History of Washington State | 0 | - | 4.27 | 6,840 |
| American History Quotes #1 | 0 | - | 4.37 | 95,696 |
| People on Money - United States | 0 | - | 4.31 | 63,207 |
| American History Quotes #2 | 0 | - | 4.38 | 41,229 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,246 |
| 100 Most Influential Figures in U.S. History | 0 | - | 4.20 | 44,734 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,078 |
| Regions of U.S. States | 0 | - | 4.37 | 43,481 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,342 |
| U.S. States with the Most Billionaires | 0 | - | 4.51 | 50,102 |
| U.S. States With Palm Trees | 0 | - | 4.52 | 45,610 |
| Top U.S. States in Crude Oil Production | 0 | - | 4.51 | 40,977 |
| U.S. States by Emoji | 0 | - | 4.48 | 100,166 |
| Top 10 U.S. States with the Longest Coastline | 0 | - | 4.45 | 50,692 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,198 |
