| Asia Capitals Quiz | 0 | - | 4.98 | 694,735 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,721 |
| Asia Capital to Country | 0 | - | 4.96 | 126,870 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,633 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,670 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,367 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,022 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,083 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 142,889 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,753 |
| Capitals of the Stans | 0 | - | 4.95 | 26,917 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,294 |
| Random Asian City to Country | 0 | - | 4.56 | 44,561 |
| Name a City - European Countries | 0 | - | 4.90 | 65,616 |
| Africa Capitals Quiz | 0 | - | 4.99 | 739,700 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,591 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,978 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,043 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,938 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,928 |
| Which City in Europe? | 0 | - | 4.83 | 107,563 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 110,954 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,386 |
| Europe Capital to Country | 0 | - | 4.99 | 250,872 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,202 |
| European Capitals by Map | 0 | - | 4.99 | 139,964 |
| African Capitals by Map | 0 | - | 4.99 | 134,161 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,292 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,633 |
| European Coastal Capitals | 0 | - | 4.95 | 90,813 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,825 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,545 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,924 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,903 |
| World Capitals Quiz | 0 | - | 5.00 | 5,083,833 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,531 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,943 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,244 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,345 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,577 |
| Official Cities in the UK | 0 | - | 4.89 | 284,503 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,671 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,572 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,709 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,210 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,521 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,295 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,548 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,406 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,233 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,410 |
| Which City in Asia? | 0 | - | 4.52 | 51,442 |
| Which City in Canada? | 0 | - | 4.83 | 57,145 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,545 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,383 |
| Random European City to Country | 0 | - | 4.69 | 117,880 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,264 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,198 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,015 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,590,778 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,245 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,504 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,463 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,475 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,217 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,492 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,772 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,392 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,299 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,796 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,654 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,480 |
| Random European Capital to Country | 0 | - | 4.98 | 191,388 |
| Random European Country to Capital | 0 | - | 4.93 | 165,384 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,598 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,982 |
| Random African Capital to Country | 0 | - | 4.97 | 100,909 |
| Random African Country to Capital | 0 | - | 4.94 | 71,373 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,239 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,543 |
| Asian Cities by Clue | 0 | - | 4.70 | 25,807 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.53 | 31,321 |
| Which City in the Middle East? | 0 | - | 4.47 | 67,185 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,967 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,535 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,745 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,692,812 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,289 |
| Random U.S. City to State | 0 | - | 4.45 | 76,523 |
| Name a City - Asian Countries | 0 | - | 4.38 | 19,583 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,860 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,543 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,549 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,682 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,493 |
| World Capitals Closest to Jerusalem | 0 | - | 4.47 | 44,999 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,318 |
| Countries by Capital City | 0 | - | 5.00 | 68,641 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,376 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,817 |
| World Capitals by Proximity | 0 | - | 4.91 | 332,131 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,413 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,206 |
| Moved Capital Cities | 0 | - | 4.96 | 74,348 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 16,029 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,635 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,307 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,185 |
| European Cities by Clue | 0 | - | 4.70 | 89,094 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.43 | 54,803 |
| Hindu Countries | 0 | - | 4.86 | 50,299 |
| Countries that Beat China | 0 | - | 4.85 | 116,124 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 56,102 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,707 |
| Asia Map Quiz | 0 | - | 4.99 | 919,608 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,069 |
| North American Sports Cities | 0 | - | 4.83 | 172,647 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,395 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,547 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,799 |
| Cities by Former Name | 0 | - | 4.83 | 91,722 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,484 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,756 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,393 |
| World Capitals by Map | 0 | - | 5.00 | 287,448 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,473 |
| Random Capital to Country | 0 | - | 4.99 | 2,594,623 |
| Random Country to Capital | 0 | - | 4.98 | 922,758 |
| Asian Capital Superlatives - Top 2 | 0 | - | 4.37 | 28,127 |
| Capitals Starting With H | 0 | - | 4.91 | 92,724 |
| Capitals Starting With K | 0 | - | 4.88 | 83,769 |
| Capitals Starting With L | 0 | - | 4.81 | 88,251 |
| Capitals Starting With M | 0 | - | 4.93 | 108,070 |
| Capitals Starting With P | 0 | - | 4.88 | 78,346 |
| Capitals Starting With R | 0 | - | 4.87 | 81,977 |
| Capitals Starting With S | 0 | - | 4.90 | 85,953 |
| Capitals Starting With T | 0 | - | 4.84 | 76,305 |
| Capitals Starting With W | 0 | - | 4.86 | 91,397 |
| Capitals Starting With A | 0 | - | 4.97 | 128,295 |
| Capitals Starting With B | 0 | - | 4.89 | 118,712 |
| Capitals Starting With D | 0 | - | 4.93 | 96,628 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,915 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,073 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,221 |
| Countries with the Most Hindus | 0 | - | 4.90 | 123,201 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,288 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,902 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,384,824 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,288 |
| Flags of Asia Quiz | 0 | - | 4.99 | 615,824 |
| European Cities A-Z by Clue #1 | 0 | - | 4.26 | 79,100 |
| Cities in European History #1 | 0 | - | 4.63 | 134,205 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,385 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,796 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,152 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 54,017 |
| Tokyo City Trivia | 0 | - | 4.58 | 18,227 |
| India State Capitals Quiz | 0 | - | 4.28 | 59,759 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,462 |
| Which City in Africa? | 0 | - | 4.77 | 57,882 |
| Which City in Latin America? | 0 | - | 4.63 | 47,068 |
| Which City in Australia? | 0 | - | 4.67 | 34,451 |
| Hong Kong A-Z | 0 | - | 4.55 | 14,803 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,705 |
| Countries that Beat Egypt | 0 | - | 4.88 | 57,126 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,542 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,458 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,615 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,624 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,574 |
| North America Cities by Map | 0 | - | 4.41 | 47,845 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,191 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,498 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 131,093 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,941 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,629 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,413 |
| Former Capitals | 0 | - | 4.88 | 71,519 |
| Capital Cities Chain | 0 | - | 4.83 | 82,952 |
| Coldest World Capitals | 0 | - | 4.95 | 133,654 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,771 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,113 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,769 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,270 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,587 |
| US States and State Capitals | 0 | - | 4.99 | 163,503 |
| Which City in Germany? | 0 | - | 4.50 | 136,781 |
| Which City in Italy? | 0 | - | 4.68 | 90,290 |
| Which City in France? | 0 | - | 4.64 | 73,185 |
| Which City in Spain? | 0 | - | 4.50 | 49,998 |
| Hong Kong Facts | 0 | - | 4.49 | 29,296 |
| Countries of the Middle East | 0 | - | 4.96 | 201,680 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,233 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,784 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,020 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,361 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,220 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,406 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 221,311 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 134,607 |
