| Which City in Canada? | 0 | - | 4.89 | 45,752 |
| Which City In the United Kingdom? | 0 | - | 4.96 | 75,635 |
| Which City in Europe? | 0 | - | 4.84 | 98,425 |
| Random U.S. State Capitals on a Map | 0 | - | 4.93 | 92,620 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.49 | 32,073 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.43 | 18,633 |
| Which City in Latin America? | 0 | - | 4.58 | 38,686 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 123,047 |
| European Cities by Clue | 0 | - | 4.71 | 85,581 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.51 | 30,580 |
| Which City in Germany? | 0 | - | 4.49 | 122,440 |
| Which City in Italy? | 0 | - | 4.53 | 73,208 |
| Which City in France? | 0 | - | 4.65 | 67,342 |
| Which City in Africa? | 0 | - | 4.77 | 54,587 |
| Which City in Spain? | 0 | - | 4.47 | 39,595 |
| Which City in Asia? | 0 | - | 4.45 | 40,327 |
| Word Scramble - U.S. States | 0 | - | 4.96 | 462,670 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 75,813 |
| Name a Valid U.S. State Capital | 0 | - | 4.82 | 49,953 |
| Which City in the Middle East? | 0 | - | 4.48 | 63,468 |
| Which City in Australia? | 0 | - | 4.63 | 32,132 |
| Most-Visited U.S. Cities | 0 | - | 4.87 | 74,314 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 63,984 |
| Name a Valid European Capital | 0 | - | 4.94 | 126,867 |
| Asian Cities by Clue | 0 | - | 4.75 | 24,942 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.42 | 51,534 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,541,913 |
| Africa Capitals Quiz | 0 | - | 4.99 | 644,192 |
| Asia Capitals Quiz | 0 | - | 4.98 | 602,578 |
| Most Guessed U.S. Cities | 0 | - | 4.90 | 92,486 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 62,298 |
| Name a City - European Countries | 0 | - | 4.95 | 53,118 |
| Random African Capitals on a Map | 0 | - | 4.95 | 48,756 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 45,571 |
| Random European Capitals on a Map | 0 | - | 4.98 | 108,329 |
| US State Capitals Quiz - No Hints | 0 | - | 4.97 | 80,543 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.88 | 44,743 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 94,984 |
| Most-Visited Cities in Europe | 0 | - | 4.92 | 58,193 |
| Europe Capital to Country | 0 | - | 4.99 | 222,415 |
| Asia Capital to Country | 0 | - | 4.96 | 106,727 |
| EU Capitals with No Hints | 0 | - | 4.96 | 126,386 |
| European Capitals by Map | 0 | - | 4.99 | 96,658 |
| African Capitals by Map | 0 | - | 4.99 | 112,889 |
| Asian Capitals by Map | 0 | - | 4.98 | 48,480 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.89 | 80,009 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.95 | 73,390 |
| European Coastal Capitals | 0 | - | 4.95 | 78,158 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.90 | 47,232 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 232,423 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.90 | 196,260 |
| Capitals of Mediterranean Countries | 0 | - | 4.96 | 76,538 |
| U.S. State Capitals Map Quiz | 0 | - | 4.91 | 127,288 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.60 | 24,527 |
| Official Cities in the UK | 0 | - | 4.86 | 235,317 |
| Random U.S. City to State | 0 | - | 4.44 | 66,448 |
| South America Capitals Quiz | 0 | - | 5.00 | 431,406 |
| North America Capitals Quiz | 0 | - | 4.99 | 188,970 |
| African Capitals - Map Quiz | 0 | - | 4.95 | 53,154 |
| Top 10 Most Remote European Capitals | 0 | - | 4.85 | 85,084 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 106,712 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 78,786 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 67,470 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 52,215 |
| European Capitals Ending in N | 0 | - | 4.92 | 74,568 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.57 | 40,684 |
| Cartoon Versions of U.S. States | 0 | - | 4.82 | 52,862 |
| U.S. State Flags | 0 | - | 4.88 | 139,280 |
| British Cities with the Most Tourists | 0 | - | 4.81 | 56,636 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 96,442 |
| World Capitals Quiz | 0 | - | 5.00 | 4,549,761 |
| Capitals of Canadian Provinces | 0 | - | 4.86 | 74,256 |
| European Capital Superlatives - Top 2 | 0 | - | 4.93 | 62,155 |
| Las Vegas City Trivia | 0 | - | 4.52 | 12,815 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 77,931 |
| Capitals of the Stans | 0 | - | 4.95 | 21,645 |
| 1M Cities by Proximity - United States | 0 | - | 4.50 | 138,378 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.72 | 36,878 |
| Random European City to Country | 0 | - | 4.71 | 107,683 |
| Random Asian City to Country | 0 | - | 4.52 | 35,606 |
| Cities that End in G by Clue | 0 | - | 4.55 | 16,961 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.39 | 37,426 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,400,413 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 117,255 |
| Most Guessed European Capitals | 0 | - | 4.89 | 96,889 |
| Word Scramble - European Capitals | 0 | - | 4.79 | 87,969 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 77,260 |
| Name a Valid Asian Capital | 0 | - | 4.52 | 55,893 |
| Random European Capital to Country | 0 | - | 4.97 | 154,350 |
| Random European Country to Capital | 0 | - | 4.92 | 136,201 |
| Random Asian Country to Capital | 0 | - | 4.94 | 86,424 |
| Random Asian Capital to Country | 0 | - | 4.97 | 90,457 |
| Random African Capital to Country | 0 | - | 4.97 | 80,668 |
| Random African Country to Capital | 0 | - | 4.94 | 62,551 |
| Melbourne Suburbs | 0 | - | 4.81 | 38,594 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.84 | 51,420 |
| Random General Knowledge - U.S. States | 0 | - | 4.46 | 39,193 |
| Top 10 Least Populous U.S. States | 0 | - | 4.93 | 174,331 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 151,307 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 63,422 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.57 | 131,197 |
| Cities that End in D by Clue | 0 | - | 4.47 | 21,883 |
| World Capitals Closest to Bangkok | 0 | - | 4.90 | 38,357 |
| Win the U.S. Presidential Election | 0 | - | 4.79 | 518,866 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 95,052 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.39 | 34,948 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.36 | 40,008 |
| Global Cities on a World Map | 0 | - | 4.92 | 92,560 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.28 | 32,070 |
| Name a City - U.S. States | 0 | - | 4.41 | 24,705 |
| Find the City #1 | 0 | - | 4.97 | 35,127 |
| Northernmost Capital Cities | 0 | - | 4.98 | 95,458 |
| Most Remote Capital Cities | 0 | - | 4.90 | 44,483 |
| Capital Cities: Ports and Saints | 0 | - | 4.94 | 35,218 |
| Capitals with the Shortest Names | 0 | - | 4.96 | 92,431 |
| Same Letter Country and Capital | 0 | - | 4.99 | 129,152 |
| Countries by Capital City | 0 | - | 4.99 | 50,806 |
| Capital Cities Based on First Two Letters | 0 | - | 4.84 | 66,757 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 105,844 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 73,967 |
| Moved Capital Cities | 0 | - | 4.96 | 67,695 |
| Random Capital to Country | 0 | - | 4.99 | 2,384,658 |
| Random Country to Capital | 0 | - | 4.98 | 811,014 |
| Speed Capital to U.S. State | 0 | - | 4.44 | 107,234 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.28 | 51,032 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.53 | 37,387 |
| US State Capitals - One Minute Sprint | 0 | - | 4.08 | 165,897 |
| Boroughs of New York City | 0 | - | 4.45 | 77,744 |
| Seattle Trivia Quiz | 0 | - | 4.08 | 19,405 |
| Countries Closest to United States A-Z | 0 | - | 4.84 | 108,246 |
| Hawaiian Islands | 0 | - | 4.85 | 38,758 |
| U.S. States that Border Canada | 0 | - | 4.90 | 166,594 |
| U.S. States that Border Tennessee | 0 | - | 4.84 | 58,008 |
| Name a Valid U.S. State #1 | 0 | - | 4.95 | 186,790 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 89,200 |
| European Capitals by Airport Code | 0 | - | 4.89 | 26,093 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 117,754 |
| Countries of Europe by Population | 0 | - | 4.98 | 130,069 |
| Summer Olympic City Bids | 0 | - | 4.93 | 37,449 |
| Important Cities in European History | 0 | - | 4.55 | 110,369 |
| U.S Cities by African-American Population | 0 | - | 4.40 | 83,217 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.91 | 90,321 |
| European Cities by Map #2 | 0 | - | 4.48 | 44,697 |
| European Cities by Map #1 | 0 | - | 4.66 | 52,114 |
| U.S. Cities Chain | 0 | - | 4.04 | 18,501 |
| Asian Cities by Map #1 | 0 | - | 4.49 | 39,080 |
| Mediterranean Cities by Map | 0 | - | 4.48 | 49,410 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 195,070 |
| ALL California Cities | 0 | - | 4.36 | 39,527 |
| Word Scramble - U.S. Cities | 0 | - | 4.07 | 18,661 |
| Important Places in U.S. History | 0 | - | 4.23 | 36,517 |
| Cities with the Biggest Economies | 0 | - | 4.92 | 119,384 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.86 | 92,096 |
| Cities in Squares on a Map - Europe | 0 | - | 4.75 | 46,669 |
| Five Most Guessed Cities by Continent | 0 | - | 4.97 | 105,301 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 35,531 |
| Random Cities Near Chicago on a Map | 0 | - | 4.50 | 31,375 |
| Cities on Route 66 on a Map | 0 | - | 4.52 | 29,370 |
| Cities by Former Name | 0 | - | 4.86 | 72,257 |
| Former Capitals Quiz | 0 | - | 4.81 | 58,384 |
| Capitals in their Native Languages | 0 | - | 4.94 | 127,830 |
| Nearest Capital City #1 | 0 | - | 4.82 | 52,795 |
| Capital Cities Chain | 0 | - | 4.86 | 72,169 |
| World Capitals by Proximity | 0 | - | 4.89 | 302,336 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.36 | 235,504 |
| Coldest World Capitals | 0 | - | 4.96 | 128,511 |
| World Capitals Deepest in a Country's Territory | 0 | - | 4.96 | 49,155 |
| World Capitals by Map | 0 | - | 5.00 | 245,832 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 50,806 |
| Capital Cities with Spanish Names | 0 | - | 4.85 | 63,411 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.36 | 177,947 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 79,684 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 43,172 |
| World Capitals By Letter - H | 0 | - | 4.85 | 71,821 |
| World Capitals By Letter - K | 0 | - | 4.82 | 66,477 |
| World Capitals By Letter - M | 0 | - | 4.89 | 86,722 |
| World Capitals By Letter - P | 0 | - | 4.85 | 67,667 |
| World Capitals By Letter - R | 0 | - | 4.88 | 72,816 |
| World Capitals By Letter - S | 0 | - | 4.89 | 75,128 |
| World Capitals By Letter - T | 0 | - | 4.81 | 66,982 |
| World Capitals By Letter - W | 0 | - | 4.88 | 82,827 |
| World Capitals By Letter - A | 0 | - | 4.96 | 105,655 |
| World Capitals By Letter - B | 0 | - | 4.85 | 97,661 |
| World Capitals By Letter - D | 0 | - | 4.91 | 79,815 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.70 | 31,990 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.57 | 44,268 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 34,723 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.65 | 32,474 |
| U.S. Suburbs Quiz | 0 | - | 4.45 | 17,643 |
| Which City in Texas? | 0 | - | 4.43 | 23,589 |
| Which City in California? | 0 | - | 4.54 | 30,222 |
| Which City in Florida? | 0 | - | 4.60 | 10,309 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,201,603 |
| Rust Belt Cities Map Quiz | 0 | - | 4.56 | 32,496 |
| Satellite Images - U.S. States | 0 | - | 4.57 | 41,795 |
| Fifty US States in One Minute | 0 | - | 4.57 | 3,275,333 |
| U.S. States by Clue #1 | 0 | - | 4.48 | 33,181 |
| Top 10 U.S. States by Republican Party Support | 0 | - | 4.43 | 69,702 |
| Top 10 U.S. States by Democratic Party Support | 0 | - | 4.69 | 74,480 |
| Category Elimination - U.S. States #1 | 0 | - | 4.90 | 196,863 |
