| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,273 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,693 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 233,124 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,677,087 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,853 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,031 |
| Name a City - European Countries | 0 | - | 4.92 | 64,338 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,913 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,506 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,500 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,299 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,869 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.96 | 192,487 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,312 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,748 |
| Europe Capital to Country | 0 | - | 4.99 | 247,441 |
| Asia Capital to Country | 0 | - | 4.96 | 125,699 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,393 |
| European Capitals by Map | 0 | - | 4.99 | 136,133 |
| African Capitals by Map | 0 | - | 4.99 | 132,108 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,066 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,064 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,141 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,575 |
| European Coastal Capitals | 0 | - | 4.95 | 89,710 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,169 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,628 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,676 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,405 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,158 |
| U.S. Map with Random Merged States | 0 | - | 4.94 | 299,942 |
| U.S. State Flags | 0 | - | 4.89 | 166,944 |
| Official Cities in the UK | 0 | - | 4.89 | 280,403 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,747 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,622 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,374 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,074 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,137 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,679 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,412 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,740 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,148 |
| US States and State Capitals | 0 | - | 4.99 | 158,357 |
| Colonies of the Americas in 1775 with a Map | 0 | - | 4.88 | 19,194 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,929 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,455 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,154 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,828 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,761 |
| World Capitals Quiz | 0 | - | 5.00 | 5,029,287 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,365 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,399 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,174 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,991 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,777 |
| Random European Capital to Country | 0 | - | 4.98 | 189,142 |
| Random European Country to Capital | 0 | - | 4.92 | 147,394 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,340 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,367 |
| Random African Capital to Country | 0 | - | 4.97 | 99,708 |
| Random African Country to Capital | 0 | - | 4.94 | 70,196 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,645 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,712 |
| Every European Country Shape | 0 | - | 4.96 | 200,064 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,634 |
| Every African Country Shape | 0 | - | 4.90 | 86,032 |
| Random Sequential African Countries on a Map | 0 | - | 5.00 | 126,705 |
| Random Sequential Asian Countries on a Map | 0 | - | 4.99 | 118,229 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 216,098 |
| Capitals of the Stans | 0 | - | 4.95 | 26,391 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,398 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,345 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,280 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,701 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,663 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,646 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,580 |
| Random U.S. City to State | 0 | - | 4.45 | 75,281 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,789 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 39,999 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,170 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,570,276 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,789 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,244 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,602 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,789 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.81 | 38,976 |
| Which City in Europe? | 0 | - | 4.83 | 106,594 |
| Former Country Flag-Shape Picture Quiz | 0 | - | 4.97 | 84,108 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,590 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,534 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,689 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,455 |
| Find the City #1 | 0 | - | 4.97 | 42,074 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,884 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,613 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,565 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,554 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,344 |
| Countries by Capital City | 0 | - | 5.00 | 66,564 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,285 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,870 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,227 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,390 |
| Moved Capital Cities | 0 | - | 4.96 | 73,554 |
| Random Capital to Country | 0 | - | 4.99 | 2,577,405 |
| Random Country to Capital | 0 | - | 4.98 | 911,248 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,502 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,899 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,650 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,516 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,916 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,316 |
| Which City in Canada? | 0 | - | 4.82 | 56,641 |
| Boroughs of New York City | 0 | - | 4.47 | 84,075 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,586 |
| Countries that Start with C - Shape Quiz | 0 | - | 4.89 | 98,717 |
| Countries that Start with I - Shape Quiz | 0 | - | 4.86 | 113,408 |
| Countries that Start with A - Shape Quiz | 0 | - | 4.92 | 33,706 |
| Countries that Start with N - Shape Quiz | 0 | - | 4.94 | 82,252 |
| Countries that Start with P - Shape Quiz | 0 | - | 4.80 | 81,765 |
| Random Asian Countries on a Map | 0 | - | 4.90 | 168,709 |
| Random African Countries on a Map | 0 | - | 4.99 | 293,278 |
| Random American Countries on a Map | 0 | - | 4.96 | 98,589 |
| Random European Countries on a Map | 0 | - | 4.97 | 281,886 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,658 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,312 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,632 |
| First Names of U.S. Presidents | 0 | - | 4.85 | 379,483 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,077 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,929 |
| North American Sports Cities | 0 | - | 4.83 | 170,845 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,904 |
| Cities in European History #1 | 0 | - | 4.63 | 133,064 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,295 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,186 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,555 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,128 |
| North America Cities by Map | 0 | - | 4.41 | 47,605 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,799 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,009 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,156 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,035 |
| ALL California Cities | 0 | - | 4.36 | 42,809 |
| Random European City to Country | 0 | - | 4.69 | 116,284 |
| Random Asian City to Country | 0 | - | 4.56 | 44,386 |
| Cities in U.S. History #1 | 0 | - | 4.25 | 42,264 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,631 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,691 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,160 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,304 |
| Name a Valid World City | 0 | - | 4.83 | 70,081 |
| Cities by Former Name | 0 | - | 4.84 | 90,934 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,386 |
| Former Capitals | 0 | - | 4.88 | 71,127 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,672 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,222 |
| Capital Cities Chain | 0 | - | 4.84 | 81,881 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,792 |
| Coldest World Capitals | 0 | - | 4.95 | 133,025 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,871 |
| World Capitals by Map | 0 | - | 5.00 | 283,070 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,636 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,752 |
| All First Level Subdivision Capitals | 0 | - | 4.84 | 14,971 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,954 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 64,817 |
| Capitals Starting With H | 0 | - | 4.90 | 90,607 |
| Capitals Starting With K | 0 | - | 4.85 | 75,647 |
| Capitals Starting With L | 0 | - | 4.81 | 86,789 |
| Capitals Starting With M | 0 | - | 4.93 | 105,990 |
| Capitals Starting With P | 0 | - | 4.88 | 77,149 |
| Capitals Starting With R | 0 | - | 4.87 | 80,936 |
| Capitals Starting With S | 0 | - | 4.89 | 84,770 |
| Capitals Starting With T | 0 | - | 4.84 | 75,260 |
| Capitals Starting With W | 0 | - | 4.89 | 90,578 |
| Capitals Starting With A | 0 | - | 4.97 | 126,487 |
| Capitals Starting With B | 0 | - | 4.89 | 117,233 |
| Capitals Starting With D | 0 | - | 4.93 | 95,337 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,579 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,019 |
| U.S. State Capital Etymology | 0 | - | 4.50 | 36,783 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,323 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,838 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,352 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,337 |
| Countries that Start with B - Shape Quiz | 0 | - | 4.91 | 26,468 |
| Europe Map with Random Merged Countries | 0 | - | 4.97 | 315,623 |
| Random U.S. States on a Map | 0 | - | 4.96 | 621,178 |
| Satellite Images - U.S. States | 0 | - | 4.53 | 44,907 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,844 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,924 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,786 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,951 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,803 |
| Flags to Largest Cities | 0 | - | 4.55 | 50,759 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,456 |
| American TV Show Settings | 0 | - | 4.35 | 30,585 |
| U.S. Cities A-Z by Clue | 0 | - | 4.36 | 39,653 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,809 |
