| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,685,842 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,378 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,992 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,052 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,807 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,546 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,775 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,786 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,401 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,471 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,507 |
| Random European Capital to Country | 0 | - | 4.98 | 190,543 |
| Random European Country to Capital | 0 | - | 4.93 | 164,306 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,113 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,523 |
| Random African Capital to Country | 0 | - | 4.97 | 100,417 |
| Random African Country to Capital | 0 | - | 4.94 | 70,990 |
| Which City in California? | 0 | - | 4.56 | 31,990 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,860 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,705 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,595 |
| Name a City - European Countries | 0 | - | 4.90 | 65,131 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,373 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,641 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,332 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,754 |
| Europe Capital to Country | 0 | - | 4.99 | 249,439 |
| Asia Capital to Country | 0 | - | 4.96 | 126,394 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,493 |
| European Capitals by Map | 0 | - | 4.99 | 138,397 |
| African Capitals by Map | 0 | - | 4.99 | 133,194 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,205 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,978 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,817 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,185 |
| European Coastal Capitals | 0 | - | 4.95 | 90,316 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,470 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,975 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,407 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,704 |
| Official Cities in the UK | 0 | - | 4.89 | 282,842 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,914 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,207 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,851 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,935 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,655 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,042 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,035 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 54,738 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,140 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,831 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,001 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,740 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,638 |
| US States and State Capitals | 0 | - | 4.99 | 161,049 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,003 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,141 |
| Which City in New York State? | 0 | - | 4.60 | 15,945 |
| Which City in Texas? | 0 | - | 4.45 | 25,050 |
| Which City in Florida? | 0 | - | 4.61 | 10,977 |
| Boroughs of New York City | 0 | - | 4.47 | 84,453 |
| Click a Valid US State A-Z | 0 | - | 4.91 | 116,473 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,550 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,875 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,811 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,291 |
| World Capitals Quiz | 0 | - | 5.00 | 5,060,253 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,863 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,310 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,976 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,019 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,689 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,183 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,024 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,890 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,483 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,939 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,522 |
| Capitals of the Stans | 0 | - | 4.95 | 26,701 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,271 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,653 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,231 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,346 |
| ALL California Cities | 0 | - | 4.37 | 42,976 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,846 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,012 |
| Every City in Arizona on a Map | 0 | - | 4.50 | 9,315 |
| Every City in Alabama on a Map | 0 | - | 4.73 | 8,446 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,433 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.61 | 14,603 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,581,683 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,160 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,948 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,423 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,611 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,881 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,432 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,202 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,106 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,167 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,609 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,688 |
| Which City in Europe? | 0 | - | 4.83 | 107,123 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,693 |
| New York City A-Z | 0 | - | 4.18 | 32,268 |
| U.S. States Closest to Moscow | 0 | - | 4.50 | 47,974 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,010 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 70,536 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,701 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,774 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,530 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,194 |
| Random U.S. City to State | 0 | - | 4.45 | 75,994 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,572 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,191 |
| Find the City #1 | 0 | - | 4.97 | 42,643 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,587 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,870 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,200 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,224 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,870 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,498 |
| Countries by Capital City | 0 | - | 5.00 | 67,829 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,916 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,419 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,462 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,906 |
| Moved Capital Cities | 0 | - | 4.96 | 74,004 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,357 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,376 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,613 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,592 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,216 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,044 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 183,505 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,154 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,856 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,241 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,053 |
| Which City in Canada? | 0 | - | 4.82 | 56,931 |
| Washington D.C. Trivia | 0 | - | 4.45 | 38,983 |
| Chicago A-Z | 0 | - | 4.25 | 15,494 |
| Miami City Trivia | 0 | - | 4.60 | 11,218 |
| Dallas City Trivia | 0 | - | 4.46 | 6,816 |
| U.S. Senators by State | 0 | - | 4.45 | 39,893 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,808 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,643 |
| North American Sports Cities | 0 | - | 4.83 | 171,705 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,199 |
| Cities in European History #1 | 0 | - | 4.63 | 133,744 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,298 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,689 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,859 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,097 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,508 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,376 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,199 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,616 |
| Name a Valid World City | 0 | - | 4.83 | 70,878 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 55,256 |
| Cities by Former Name | 0 | - | 4.83 | 91,396 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,303 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,543 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,814 |
| World Capitals by Map | 0 | - | 5.00 | 285,394 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,114 |
| Random Capital to Country | 0 | - | 4.99 | 2,587,128 |
| Random Country to Capital | 0 | - | 4.98 | 917,385 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,186 |
| Capitals Starting With H | 0 | - | 4.90 | 91,901 |
| Capitals Starting With K | 0 | - | 4.85 | 76,075 |
| Capitals Starting With L | 0 | - | 4.81 | 87,304 |
| Capitals Starting With M | 0 | - | 4.93 | 106,836 |
| Capitals Starting With P | 0 | - | 4.88 | 77,582 |
| Capitals Starting With R | 0 | - | 4.87 | 81,340 |
| Capitals Starting With S | 0 | - | 4.89 | 85,215 |
| Capitals Starting With T | 0 | - | 4.84 | 75,686 |
| Capitals Starting With W | 0 | - | 4.87 | 90,960 |
| Capitals Starting With A | 0 | - | 4.97 | 127,156 |
| Capitals Starting With B | 0 | - | 4.89 | 117,802 |
| Capitals Starting With D | 0 | - | 4.93 | 95,866 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,380 |
| Los Angeles A-Z | 0 | - | 4.20 | 9,502 |
| Rust Belt Cities Map Quiz | 0 | - | 4.57 | 35,030 |
| Least Irish U.S. States | 0 | - | 4.49 | 18,280 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,937 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,305 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,403 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,936 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,555 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,136 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,579 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,630 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,772 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,493 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,438 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,466 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,394 |
| South American Cities on the Map | 0 | - | 4.56 | 35,361 |
| North America Cities by Map | 0 | - | 4.41 | 47,747 |
