| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,723 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,636 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,434 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,499 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,686,101 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,002 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,058 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,873 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,576 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,599 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,293 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,719 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,289 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,241 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,368 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,855 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,020 |
| US States Quiz | 0 | - | 5.00 | 16,826,617 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,537 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,812 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,032 |
| Random U.S. City to State | 0 | - | 4.45 | 76,038 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,198 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,443 |
| Name a City - European Countries | 0 | - | 4.90 | 65,156 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,544 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,784 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,184 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,435 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,842 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,006 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,741 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,643 |
| Boroughs of New York City | 0 | - | 4.47 | 84,462 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,619 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,139 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,178 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,670 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,925 |
| U.S. States By Population | 0 | - | 4.92 | 152,981 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,163 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,302 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,109 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,093 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,442 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,611 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,382 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,321 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,384 |
| US States with an Empty Map | 0 | - | 5.00 | 623,118 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,680 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,348 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,853 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,402 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,365 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,774 |
| ALL California Cities | 0 | - | 4.37 | 42,984 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,719 |
| Europe Capital to Country | 0 | - | 4.99 | 249,484 |
| Asia Capital to Country | 0 | - | 4.96 | 126,427 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,527 |
| European Capitals by Map | 0 | - | 4.99 | 138,464 |
| African Capitals by Map | 0 | - | 4.99 | 133,257 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,032 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,847 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,205 |
| European Coastal Capitals | 0 | - | 4.95 | 90,349 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,485 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,018 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,487 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,721 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,029 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 53,905 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.51 | 41,955 |
| World Capitals Quiz | 0 | - | 5.00 | 5,061,414 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,892 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,487 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,942 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,380 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,456 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,372 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,781 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,828 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,060 |
| Official Cities in the UK | 0 | - | 4.89 | 282,925 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,369 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,600 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,875 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,324 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,971 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,217 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,866 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,954 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,673 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,059 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,045 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,055 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,153 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,227 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,110 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,168 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,798 |
| Capitals of the Stans | 0 | - | 4.95 | 26,716 |
| American TV Show Settings | 0 | - | 4.35 | 30,630 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,555 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,903 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,913 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,582,133 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,471 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,019 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,215 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,613 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,218 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,044 |
| US States and State Capitals | 0 | - | 4.99 | 161,157 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,287 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,110 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,857 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,433 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,764 |
| States of Mexico | 0 | - | 4.95 | 175,427 |
| U.S. Cabinet Departments | 0 | - | 4.85 | 72,792 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,989 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,021 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,200 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,528 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,427 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,012 |
| South American Cities on the Map | 0 | - | 4.56 | 35,369 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,510 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,730 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,365 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,512 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,285 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,529 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,810 |
| Random European Capital to Country | 0 | - | 4.98 | 190,590 |
| Random European Country to Capital | 0 | - | 4.93 | 164,406 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,171 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,567 |
| Random African Capital to Country | 0 | - | 4.97 | 100,467 |
| Random African Country to Capital | 0 | - | 4.94 | 71,067 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,815 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,717 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,302 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,310 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,486 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,247 |
| Countries Closest to Canada | 0 | - | 4.91 | 197,993 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,250 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 330,933 |
| Pixelated United States Map | 0 | - | 4.87 | 94,051 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,465 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,591 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,349 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 190,477 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,806 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,899 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,213 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,239 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,902 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,540 |
| Countries by Capital City | 0 | - | 5.00 | 67,864 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,935 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,430 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,531 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,951 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,924 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,877 |
| Moved Capital Cities | 0 | - | 4.96 | 74,018 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,626 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,888 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,445 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,371 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,695 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,185 |
| Most Guessed US State Capitals | 0 | - | 4.37 | 24,624 |
| U.S. State Capital Superlatives - Top 2 | 0 | - | 4.36 | 21,764 |
| Which City in Europe? | 0 | - | 4.83 | 107,135 |
| Neighborhoods of New York City | 0 | - | 4.37 | 30,370 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,114 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,503 |
| Countries that Beat Canada | 0 | - | 4.90 | 87,275 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,582 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,091 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,332 |
| New England States | 0 | - | 4.51 | 59,780 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,740 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,977 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,679 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 55,905 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,859 |
| U.S. States by Borders | 0 | - | 4.61 | 35,251 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,309 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.48 | 37,065 |
| Save Americans by Guessing U.S. States | 0 | - | 4.63 | 184,947 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,421 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,931 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,676 |
| North American Sports Cities | 0 | - | 4.83 | 171,724 |
