| US States and State Capitals | 0 | - | 4.99 | 162,430 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,051 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,838 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,792 |
| Which City in Canada? | 0 | - | 4.83 | 57,074 |
| Hawaiian Islands | 0 | - | 4.83 | 42,710 |
| Random U.S. States Mouse Hunt! | 0 | - | 4.94 | 191,637 |
| U.S. State Capitals Closest to the Mississippi River | 0 | - | 4.85 | 18,381 |
| Seattle City Trivia | 0 | - | 4.20 | 26,419 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,689,751 |
| Africa Capitals Quiz | 0 | - | 4.99 | 737,687 |
| Asia Capitals Quiz | 0 | - | 4.98 | 692,891 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,031 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,812 |
| Name a City - European Countries | 0 | - | 4.90 | 65,385 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,829 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,995 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,713 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,160 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,136 |
| Las Vegas City Trivia | 0 | - | 4.52 | 13,765 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,958 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 506,605 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 114,234 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,679 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,096 |
| Europe Capital to Country | 0 | - | 4.99 | 250,231 |
| Asia Capital to Country | 0 | - | 4.96 | 126,661 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,878 |
| European Capitals by Map | 0 | - | 4.99 | 139,161 |
| African Capitals by Map | 0 | - | 4.99 | 133,790 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,399 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,068 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,420 |
| European Coastal Capitals | 0 | - | 4.95 | 90,600 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,587 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,010 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,037 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,831 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 82,351 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,560 |
| Official Cities in the UK | 0 | - | 4.89 | 283,744 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,904 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,437 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,809 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,483 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,037 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,268 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,834 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,175 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,368 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 54,992 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,290 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,040 |
| U.S. State Flags | 0 | - | 4.89 | 170,478 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,319 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,587 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,147 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,679 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,495 |
| World Capitals Quiz | 0 | - | 5.00 | 5,073,722 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,100 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,385 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,159 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,834 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,045 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,186 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,708 |
| Boroughs of New York City | 0 | - | 4.47 | 84,597 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,020 |
| Click a Valid US State A-Z | 0 | - | 4.91 | 117,257 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 60,476 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,936 |
| Capitals of the Stans | 0 | - | 4.95 | 26,841 |
| ALL California Cities | 0 | - | 4.37 | 43,056 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,586,368 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,475 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,522 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,668 |
| Random European Capital to Country | 0 | - | 4.98 | 190,911 |
| Random European Country to Capital | 0 | - | 4.93 | 165,125 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,450 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,755 |
| Random African Capital to Country | 0 | - | 4.97 | 100,715 |
| Random African Country to Capital | 0 | - | 4.94 | 71,205 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,162 |
| Which City in the United States? | 0 | - | 4.21 | 56,986 |
| Pennsylvania Counties | 0 | - | 4.49 | 52,822 |
| North Carolina Counties | 0 | - | 4.54 | 53,307 |
| Georgia Counties | 0 | - | 4.50 | 49,497 |
| Virginia Counties | 0 | - | 4.45 | 33,255 |
| Washington Counties | 0 | - | 4.78 | 26,881 |
| West Virginia Counties | 0 | - | 4.63 | 33,791 |
| Ohio Counties | 0 | - | 4.48 | 45,827 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,187 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,612 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 175,600 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,334 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,610 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,355 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,930 |
| Random U.S. City to State | 0 | - | 4.45 | 76,330 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,089 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,361 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,255 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,277 |
| Every City in Alabama on a Map | 0 | - | 4.73 | 8,492 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,475 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.61 | 14,630 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,736 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,423 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,000 |
| Which City in Europe? | 0 | - | 4.83 | 107,392 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,719 |
| Random Point on Land to US State | 0 | - | 4.63 | 69,261 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 70,826 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,762 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,125 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,558 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,429 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,614 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.64 | 55,422 |
| Find the City #1 | 0 | - | 4.97 | 42,799 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,247 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,402 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,494 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,226 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,985 |
| Countries by Capital City | 0 | - | 5.00 | 68,271 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,163 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,645 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,195 |
| Moved Capital Cities | 0 | - | 4.96 | 74,206 |
| Random Capital to Country | 0 | - | 4.99 | 2,591,283 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,554 |
| Random Country to Capital | 0 | - | 4.98 | 920,513 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,998 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,041 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,774 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,691 |
| Miami City Trivia | 0 | - | 4.60 | 11,232 |
| All About Atlanta | 0 | - | 4.60 | 11,253 |
| Dallas City Trivia | 0 | - | 4.46 | 6,833 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 627,674 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,885 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,893 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 51,750 |
| North American Sports Cities | 0 | - | 4.83 | 172,369 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,318 |
| Cities in European History #1 | 0 | - | 4.63 | 133,997 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,343 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,745 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,884 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,125 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,527 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,425 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,392 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 53,818 |
| Name a Valid World City | 0 | - | 4.83 | 71,200 |
| Cities by Former Name | 0 | - | 4.83 | 91,571 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,395 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,656 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,457 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,206 |
| World Capitals by Map | 0 | - | 5.00 | 286,445 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,310 |
| All First Level Subdivision Capitals | 0 | - | 4.81 | 15,144 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,460 |
| Capitals Starting With H | 0 | - | 4.91 | 92,550 |
| Capitals Starting With K | 0 | - | 4.88 | 83,496 |
| Capitals Starting With L | 0 | - | 4.81 | 88,083 |
| Capitals Starting With M | 0 | - | 4.93 | 107,789 |
| Capitals Starting With P | 0 | - | 4.88 | 78,205 |
| Capitals Starting With R | 0 | - | 4.87 | 81,825 |
| Capitals Starting With S | 0 | - | 4.90 | 85,784 |
| Capitals Starting With T | 0 | - | 4.85 | 76,174 |
| Capitals Starting With W | 0 | - | 4.87 | 91,305 |
| Capitals Starting With A | 0 | - | 4.97 | 127,915 |
| Capitals Starting With B | 0 | - | 4.89 | 118,474 |
| Capitals Starting With D | 0 | - | 4.93 | 96,435 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,074 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,632 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,396 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,250 |
| Which City in Latin America? | 0 | - | 4.63 | 47,029 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,171 |
| Illinois Counties | 0 | - | 4.56 | 30,403 |
| Indiana Counties | 0 | - | 4.46 | 28,967 |
| Colorado Counties | 0 | - | 4.45 | 26,670 |
| Wisconsin Counties | 0 | - | 4.51 | 26,945 |
| New Jersey Counties | 0 | - | 4.57 | 30,316 |
| U.S. States that Border Canada | 0 | - | 4.91 | 184,932 |
| States in a Tank of the U.S. Map | 0 | - | 4.47 | 31,247 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,794 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,895 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 183,853 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,332 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,830 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,434 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,680 |
