| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,677,664 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,542 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,888 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,361 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,193 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,385 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,755 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,069 |
| Random European Capital to Country | 0 | - | 4.98 | 189,211 |
| Random European Country to Capital | 0 | - | 4.92 | 147,450 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,401 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,417 |
| Random African Capital to Country | 0 | - | 4.97 | 99,739 |
| Random African Country to Capital | 0 | - | 4.94 | 70,233 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,190 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 128,690 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,954 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,087 |
| Name a City - European Countries | 0 | - | 4.92 | 64,392 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,254 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,914 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,357 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,819 |
| Europe Capital to Country | 0 | - | 4.99 | 247,884 |
| Asia Capital to Country | 0 | - | 4.96 | 125,762 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,458 |
| European Capitals by Map | 0 | - | 4.99 | 136,279 |
| African Capitals by Map | 0 | - | 4.99 | 132,185 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,264 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,124 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,192 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,615 |
| European Coastal Capitals | 0 | - | 4.95 | 89,759 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,188 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,807 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,805 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,424 |
| New York City A-Z | 0 | - | 4.18 | 32,194 |
| Official Cities in the UK | 0 | - | 4.89 | 280,544 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,210 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,872 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,669 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,409 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,124 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,181 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,705 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,454 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,765 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,519 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,913 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,658 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,528 |
| US States and State Capitals | 0 | - | 4.99 | 158,537 |
| Which City in California? | 0 | - | 4.56 | 31,882 |
| Random U.S. States on a Map | 0 | - | 4.96 | 621,506 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,460 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,202 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,942 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,797 |
| World Capitals Quiz | 0 | - | 5.00 | 5,031,361 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,400 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,836 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,839 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,666 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,587 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,033 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,925 |
| U.S. State Capital Etymology | 0 | - | 4.50 | 36,790 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,336 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,848 |
| Los Angeles A-Z | 0 | - | 4.20 | 9,467 |
| Capitals of the Stans | 0 | - | 4.95 | 26,408 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,403 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,443 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,721 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,709 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,597 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 122,983 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,805 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,571,069 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,449 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,801 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,197 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,269 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,634 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,819 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 128,799 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,033 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,124 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,776 |
| Which City in Europe? | 0 | - | 4.83 | 106,622 |
| Which City in Texas? | 0 | - | 4.45 | 24,971 |
| Which City in Florida? | 0 | - | 4.61 | 10,924 |
| Vietnam War Countries | 0 | - | 4.83 | 93,610 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,428 |
| British Places A-Z | 0 | - | 4.29 | 79,607 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,547 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,763 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,460 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,680 |
| Random U.S. City to State | 0 | - | 4.45 | 75,323 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,016 |
| Find the City #1 | 0 | - | 4.97 | 42,106 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,202 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,951 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,655 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,605 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,625 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,449 |
| Countries by Capital City | 0 | - | 5.00 | 66,650 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,334 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,906 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,405 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,409 |
| Moved Capital Cities | 0 | - | 4.96 | 73,587 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,219 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,561 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,529 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,150 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.48 | 26,009 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 182,595 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,656 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,058 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,805 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.81 | 39,000 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,332 |
| Which City in Canada? | 0 | - | 4.83 | 56,656 |
| Boroughs of New York City | 0 | - | 4.47 | 84,101 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,690 |
| Chicago A-Z | 0 | - | 4.25 | 15,456 |
| Countries that Start with C - Shape Quiz | 0 | - | 4.89 | 98,740 |
| Countries that Start with I - Shape Quiz | 0 | - | 4.86 | 113,452 |
| Countries that Start with A - Shape Quiz | 0 | - | 4.92 | 33,757 |
| Countries that Start with N - Shape Quiz | 0 | - | 4.94 | 82,282 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 129,296 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 152,953 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 41,756 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 126,621 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,600 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,116 |
| North American Sports Cities | 0 | - | 4.83 | 170,907 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,918 |
| Cities in European History #1 | 0 | - | 4.63 | 133,129 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,196 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,566 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,806 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,015 |
| Cities in U.S. History #1 | 0 | - | 4.30 | 44,170 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,733 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,185 |
| Name a Valid World City | 0 | - | 4.83 | 70,130 |
| Cities by Former Name | 0 | - | 4.84 | 90,972 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,692 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,243 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,949 |
| World Capitals by Map | 0 | - | 5.00 | 283,210 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,672 |
| Random Capital to Country | 0 | - | 4.99 | 2,577,968 |
| Random Country to Capital | 0 | - | 4.98 | 911,614 |
| Capitals Starting With H | 0 | - | 4.90 | 90,978 |
| Capitals Starting With K | 0 | - | 4.85 | 75,693 |
| Capitals Starting With L | 0 | - | 4.81 | 86,841 |
| Capitals Starting With M | 0 | - | 4.93 | 106,066 |
| Capitals Starting With P | 0 | - | 4.88 | 77,196 |
| Capitals Starting With R | 0 | - | 4.87 | 80,979 |
| Capitals Starting With S | 0 | - | 4.89 | 84,810 |
| Capitals Starting With T | 0 | - | 4.84 | 75,298 |
| Capitals Starting With W | 0 | - | 4.89 | 90,613 |
| Capitals Starting With A | 0 | - | 4.97 | 126,559 |
| Capitals Starting With B | 0 | - | 4.89 | 117,297 |
| Capitals Starting With D | 0 | - | 4.93 | 95,383 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,572 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,340 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,047 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 218,553 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,510 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,082 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,959 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,001 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,854 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,992 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,830 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,552 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,473 |
| U.S. Cities A-Z by Clue | 0 | - | 4.36 | 39,672 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,312 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,403 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,322 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,149 |
| South American Cities on the Map | 0 | - | 4.57 | 35,243 |
| North America Cities by Map | 0 | - | 4.41 | 47,616 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,199 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,132 |
| ALL California Cities | 0 | - | 4.36 | 42,814 |
| Random European City to Country | 0 | - | 4.69 | 116,317 |
| Random Asian City to Country | 0 | - | 4.56 | 44,392 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,688 |
| European Cities with the Biggest Economies | 0 | - | 4.62 | 38,185 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,097 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,643 |
