| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,645 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,700,780 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,877 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,733 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,405 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,708 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 90,011 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,222 |
| Africa Capitals Quiz | 0 | - | 4.99 | 745,263 |
| Asia Capitals Quiz | 0 | - | 4.98 | 700,152 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,616 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,954 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,230 |
| Name a City - European Countries | 0 | - | 4.89 | 66,413 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,706 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,387 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,523 |
| Europe Capital to Country | 0 | - | 4.99 | 252,649 |
| Asia Capital to Country | 0 | - | 4.96 | 127,713 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,330 |
| European Capitals by Map | 0 | - | 4.99 | 142,633 |
| African Capitals by Map | 0 | - | 4.99 | 142,646 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,142 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,160 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,420 |
| European Coastal Capitals | 0 | - | 4.95 | 91,520 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,282 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,408 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,769 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,263 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,895 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,460 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 126,065 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,720 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,290 |
| Official Cities in the UK | 0 | - | 4.89 | 286,953 |
| Random U.S. City to State | 0 | - | 4.45 | 77,047 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,497 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,622 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,732 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,383 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,741 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,356 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,511 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,683 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,569 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,078 |
| World Capitals in the Answer | 0 | - | 4.94 | 77,828 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,835 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,610 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,833 |
| US States Quiz | 0 | - | 5.00 | 17,026,393 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,147 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,519 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,937 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,323 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,920 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,492 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,287 |
| World Capitals Quiz | 0 | - | 5.00 | 5,115,424 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,823 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,550 |
| Name a Valid European Capital | 0 | - | 4.95 | 154,027 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,572 |
| Most Guessed US State Capitals | 0 | - | 4.37 | 24,766 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.41 | 32,336 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,287 |
| Boroughs of New York City | 0 | - | 4.47 | 85,437 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,154 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,228 |
| Capitals of the Stans | 0 | - | 4.95 | 27,243 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,261 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,218 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 85,027 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,644 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,486 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 63,059 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,811 |
| ALL California Cities | 0 | - | 4.37 | 43,286 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,602,819 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,173 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,351 |
| Random European Capital to Country | 0 | - | 4.98 | 192,379 |
| Random European Country to Capital | 0 | - | 4.93 | 166,104 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,120 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,620 |
| Random African Capital to Country | 0 | - | 4.97 | 101,519 |
| Random African Country to Capital | 0 | - | 4.95 | 71,919 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,692 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,133 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,766 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,100 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,348 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,954 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,320 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,546 |
| Colombia Country Quiz | 0 | - | 4.90 | 41,063 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 336,363 |
| US States with an Empty Map | 0 | - | 5.00 | 629,695 |
| European Capitals by Airport Code | 0 | - | 4.93 | 37,009 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 192,036 |
| U.S. City Nicknames | 0 | - | 4.26 | 103,895 |
| South American Cities on the Map | 0 | - | 4.52 | 35,589 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,111 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,672 |
| Every City in Arizona on a Map | 0 | - | 4.53 | 9,641 |
| Every City in Colorado on a Map | 0 | - | 4.49 | 13,589 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 14,358 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,543 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,211 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 66,063 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,548 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,340 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,449 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,580 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,855 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,384 |
| Which City in Europe? | 0 | - | 4.83 | 108,018 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,827 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,425 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,365 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,987 |
| 10 Longest Rivers in the United States | 0 | - | 4.86 | 39,466 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,427 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,473 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,633 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.68 | 11,467 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,544 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,778 |
| Find the City #1 | 0 | - | 4.97 | 43,449 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,598 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,109 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,371 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,485 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,439 |
| Countries by Capital City | 0 | - | 5.00 | 69,683 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,199 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,376 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,989 |
| Moved Capital Cities | 0 | - | 4.96 | 74,746 |
| Random Capital to Country | 0 | - | 4.99 | 2,604,643 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,872 |
| Random Country to Capital | 0 | - | 4.98 | 930,447 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,689 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,136 |
| Miami City Trivia | 0 | - | 4.60 | 11,275 |
| All About Atlanta | 0 | - | 4.60 | 11,303 |
| Dallas City Trivia | 0 | - | 4.46 | 6,878 |
| Countries Closest to Alaska | 0 | - | 4.93 | 125,319 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,714 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,809 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 32,388 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 50,298 |
| Rivers of the United States | 0 | - | 4.93 | 66,805 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,914 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 93,006 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,597 |
| North American Sports Cities | 0 | - | 4.82 | 173,324 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,612 |
| Cities in European History #1 | 0 | - | 4.63 | 134,789 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,482 |
| European Cities by Map #1 | 0 | - | 4.69 | 55,925 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,968 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,245 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,610 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,947 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 103,073 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,628 |
| Name a Valid World City | 0 | - | 4.85 | 72,163 |
| Cities by Former Name | 0 | - | 4.83 | 92,208 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,994 |
| Nearest Capital City #1 | 0 | - | 4.83 | 58,058 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,990 |
| World Capitals by Map | 0 | - | 5.00 | 290,066 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,954 |
| All First Level Subdivision Capitals | 0 | - | 4.82 | 15,293 |
| Capitals Starting With H | 0 | - | 4.91 | 93,471 |
| Capitals Starting With K | 0 | - | 4.89 | 84,531 |
| Capitals Starting With L | 0 | - | 4.81 | 96,117 |
| Capitals Starting With M | 0 | - | 4.94 | 109,407 |
| Capitals Starting With P | 0 | - | 4.88 | 79,143 |
| Capitals Starting With R | 0 | - | 4.89 | 82,629 |
| Capitals Starting With S | 0 | - | 4.90 | 86,716 |
| Capitals Starting With T | 0 | - | 4.86 | 76,965 |
| Capitals Starting With W | 0 | - | 4.87 | 91,808 |
| Capitals Starting With A | 0 | - | 4.97 | 129,314 |
| Capitals Starting With B | 0 | - | 4.89 | 119,679 |
| Capitals Starting With D | 0 | - | 4.94 | 97,337 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,716 |
| US State Capitals - One Minute Sprint | 0 | - | 4.04 | 185,033 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,690 |
| US States and State Capitals | 0 | - | 4.99 | 166,075 |
| U.S. State Capitals with the Most Precipitation | 0 | - | 4.20 | 12,802 |
| U.S. State Capital Superlatives - Top 2 | 0 | - | 4.36 | 21,842 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,905 |
| Which City in Latin America? | 0 | - | 4.63 | 47,181 |
| Which City in Canada? | 0 | - | 4.83 | 57,419 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,921 |
| Dominica Country Quiz | 0 | - | 4.81 | 19,963 |
| South America Map Quiz | 0 | - | 5.00 | 1,558,670 |
