| Asia Capitals Quiz | 0 | - | 4.98 | 694,995 |
| Asia Capital to Country | 0 | - | 4.96 | 126,894 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,679 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,687 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,052 |
| Capitals of the Stans | 0 | - | 4.95 | 26,933 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,307 |
| Name a City - European Countries | 0 | - | 4.90 | 65,653 |
| Africa Capitals Quiz | 0 | - | 4.99 | 740,023 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,612 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,520 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,339 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,005 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,052 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,091 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,006 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,431 |
| Europe Capital to Country | 0 | - | 4.99 | 250,963 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,249 |
| European Capitals by Map | 0 | - | 4.99 | 140,069 |
| African Capitals by Map | 0 | - | 4.99 | 134,213 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,325 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,668 |
| European Coastal Capitals | 0 | - | 4.95 | 90,857 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,946 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,648 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,937 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,908 |
| World Capitals Quiz | 0 | - | 5.00 | 5,085,572 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,744 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,947 |
| Hong Kong A-Z | 0 | - | 4.55 | 14,805 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,920 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,288 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,384 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,595 |
| Official Cities in the UK | 0 | - | 4.89 | 284,638 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 48,987 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,706 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,665 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,753 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,229 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,552 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,316 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,263 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,569 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,434 |
| Monarchies of Asia | 0 | - | 4.97 | 71,246 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,041 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,439 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 191,147 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,431 |
| Random Asian City to Country | 0 | - | 4.56 | 44,563 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,482 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,258 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,076 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,591,509 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,284 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,453 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,824 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,792 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,635 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,523 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,502 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,810 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,398 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,814 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,782 |
| Random European Capital to Country | 0 | - | 4.98 | 191,511 |
| Random European Country to Capital | 0 | - | 4.93 | 165,432 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,623 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,023 |
| Random African Capital to Country | 0 | - | 4.97 | 100,929 |
| Random African Country to Capital | 0 | - | 4.94 | 71,396 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,591 |
| Which City in the Middle East? | 0 | - | 4.47 | 67,193 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,690 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,756 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,394 |
| India A-Z | 0 | - | 4.42 | 34,185 |
| China A-Z | 0 | - | 4.55 | 67,383 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,623 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,748 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,693,310 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,805 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,882 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,586 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,582 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,716 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,541 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,394 |
| Countries by Capital City | 0 | - | 5.00 | 68,688 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,405 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 114,844 |
| World Capitals by Proximity | 0 | - | 4.90 | 332,271 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,440 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,215 |
| Moved Capital Cities | 0 | - | 4.96 | 74,376 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 16,032 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,944 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,973 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,656 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,331 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,192 |
| Which City in Europe? | 0 | - | 4.83 | 107,595 |
| Hindu Countries | 0 | - | 4.86 | 50,320 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 70,129 |
| Egypt Country Quiz | 0 | - | 4.83 | 77,667 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,841 |
| Asia Map Quiz | 0 | - | 4.99 | 920,000 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,097 |
| North American Sports Cities | 0 | - | 4.83 | 172,686 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,417 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,595 |
| Cities by Former Name | 0 | - | 4.83 | 91,751 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,502 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,774 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,430 |
| World Capitals by Map | 0 | - | 5.00 | 287,577 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,498 |
| Random Capital to Country | 0 | - | 4.99 | 2,595,193 |
| Random Country to Capital | 0 | - | 4.98 | 923,199 |
| Asian Capital Superlatives - Top 2 | 0 | - | 4.37 | 28,132 |
| Capitals Starting With H | 0 | - | 4.91 | 92,751 |
| Capitals Starting With K | 0 | - | 4.88 | 83,805 |
| Capitals Starting With L | 0 | - | 4.81 | 88,273 |
| Capitals Starting With M | 0 | - | 4.93 | 108,110 |
| Capitals Starting With P | 0 | - | 4.88 | 78,377 |
| Capitals Starting With R | 0 | - | 4.87 | 81,997 |
| Capitals Starting With S | 0 | - | 4.90 | 85,980 |
| Capitals Starting With T | 0 | - | 4.84 | 76,331 |
| Capitals Starting With W | 0 | - | 4.87 | 91,412 |
| Capitals Starting With A | 0 | - | 4.97 | 128,326 |
| Capitals Starting With B | 0 | - | 4.89 | 118,747 |
| Capitals Starting With D | 0 | - | 4.93 | 96,654 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,948 |
| Countries with the Most Hindus | 0 | - | 4.90 | 123,228 |
| Japan A-Z | 0 | - | 4.40 | 42,164 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,385,029 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,356 |
| Flags of Asia Quiz | 0 | - | 4.99 | 616,151 |
| European Cities A-Z by Clue #1 | 0 | - | 4.26 | 79,123 |
| Cities in European History #1 | 0 | - | 4.63 | 134,240 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,387 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,803 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,161 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 54,054 |
| Tokyo City Trivia | 0 | - | 4.58 | 18,229 |
| India State Capitals Quiz | 0 | - | 4.28 | 59,777 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,263 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.53 | 31,324 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,451 |
| Which City in Asia? | 0 | - | 4.52 | 51,455 |
| Which City in Canada? | 0 | - | 4.83 | 57,156 |
| Rome A-Z | 0 | - | 4.40 | 24,502 |
| Paris A-Z | 0 | - | 4.16 | 17,462 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,368 |
| Italy A-Z | 0 | - | 4.49 | 58,458 |
| Germany A-Z | 0 | - | 4.56 | 62,704 |
| Australia A-Z | 0 | - | 4.54 | 50,032 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,562 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,574 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,630 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,633 |
| North America Cities by Map | 0 | - | 4.41 | 47,856 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,263 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,567 |
| Random European City to Country | 0 | - | 4.69 | 117,906 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,124 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,974 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,445 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,470 |
| Former Capitals | 0 | - | 4.88 | 71,533 |
| Capital Cities Chain | 0 | - | 4.84 | 82,985 |
| Coldest World Capitals | 0 | - | 4.95 | 133,671 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,788 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,143 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,776 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,277 |
| US States and State Capitals | 0 | - | 4.99 | 163,636 |
| Asian Cities by Clue | 0 | - | 4.70 | 25,810 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.43 | 54,812 |
| New York City A-Z | 0 | - | 4.18 | 32,332 |
| Hong Kong Facts | 0 | - | 4.49 | 29,299 |
| Countries with the Most Christians | 0 | - | 4.93 | 143,644 |
| Countries of the Middle East | 0 | - | 4.96 | 201,762 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,568 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,280 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,829 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,061 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,391 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,250 |
| Countries Closest to Israel | 0 | - | 4.69 | 106,298 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,434 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,409 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,710 |
| Biggest World Cities A-Z | 0 | - | 4.63 | 223,454 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,266 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,510 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,957 |
