| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,080 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,012 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,787 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,708 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,680 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,264 |
| Name a City - European Countries | 0 | - | 4.90 | 65,660 |
| Africa Capitals Quiz | 0 | - | 4.99 | 740,058 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,287 |
| Asia Capitals Quiz | 0 | - | 4.98 | 695,038 |
| World Capitals by Map | 0 | - | 5.00 | 287,599 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,501 |
| North America Cities by Map | 0 | - | 4.41 | 47,857 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,436 |
| World Capitals Quiz | 0 | - | 5.00 | 5,085,754 |
| Europe Capital to Country | 0 | - | 4.99 | 250,973 |
| Asia Capital to Country | 0 | - | 4.96 | 126,897 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,256 |
| European Capitals by Map | 0 | - | 4.99 | 140,087 |
| African Capitals by Map | 0 | - | 4.99 | 134,220 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,698 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,327 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,670 |
| European Coastal Capitals | 0 | - | 4.95 | 90,858 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,690 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,950 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,664 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,937 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 67,951 |
| South American Cities on the Map | 0 | - | 4.53 | 35,474 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,348 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,037 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,179 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,333 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,193 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,387 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,803 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,908 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,163 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 54,057 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,591,579 |
| Official Cities in the UK | 0 | - | 4.89 | 284,654 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,754 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,230 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,558 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,056 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,317 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,569 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,435 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,436 |
| Capitals of the Stans | 0 | - | 4.95 | 26,934 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,630 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,629 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,434 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,494 |
| All Cities in Canada on a Map | 0 | - | 4.41 | 18,540 |
| Find the City #1 | 0 | - | 4.97 | 43,010 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,591 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,586 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,720 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,548 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,404 |
| Countries by Capital City | 0 | - | 5.00 | 68,694 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,406 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 114,849 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,444 |
| Moved Capital Cities | 0 | - | 4.96 | 74,377 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,830 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,659 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,536 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,310 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,220 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,144 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,749 |
| World Capitals by Proximity | 0 | - | 4.90 | 332,280 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,836,317 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,634,813 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,441 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,860 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,817 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,614 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,816 |
| Random European Capital to Country | 0 | - | 4.98 | 191,514 |
| Random European Country to Capital | 0 | - | 4.93 | 165,435 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,634 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,026 |
| Random African Capital to Country | 0 | - | 4.97 | 100,933 |
| Random African Country to Capital | 0 | - | 4.94 | 71,399 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,608 |
| Pixelated United States Map | 0 | - | 4.88 | 94,494 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,563 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,443 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,100 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 418,947 |
| North American Sports Cities | 0 | - | 4.83 | 172,690 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,417 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,831 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,584 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,693,357 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,807 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,602 |
| Name a Valid World City | 0 | - | 4.83 | 71,509 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,342 |
| Cities by Former Name | 0 | - | 4.83 | 91,753 |
| 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 | 69,434 |
| Random Capital to Country | 0 | - | 4.99 | 2,595,246 |
| Random Country to Capital | 0 | - | 4.98 | 923,217 |
| Capitals Starting With H | 0 | - | 4.91 | 92,755 |
| Capitals Starting With K | 0 | - | 4.88 | 83,808 |
| Capitals Starting With L | 0 | - | 4.81 | 88,276 |
| Capitals Starting With M | 0 | - | 4.93 | 108,113 |
| Capitals Starting With P | 0 | - | 4.88 | 78,379 |
| Capitals Starting With R | 0 | - | 4.87 | 82,002 |
| Capitals Starting With S | 0 | - | 4.90 | 85,986 |
| Capitals Starting With T | 0 | - | 4.84 | 76,338 |
| Capitals Starting With W | 0 | - | 4.87 | 91,415 |
| Capitals Starting With A | 0 | - | 4.97 | 128,332 |
| Capitals Starting With B | 0 | - | 4.89 | 118,753 |
| Capitals Starting With D | 0 | - | 4.93 | 96,657 |
| Countries of the World in 1900 | 0 | - | 4.89 | 85,314 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 195,857 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 151,394 |
| United States Map Quiz | 0 | - | 4.98 | 4,164,049 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,760 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,573 |
| African East Coast | 0 | - | 4.96 | 96,318 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,002 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,549 |
| Cities in European History #1 | 0 | - | 4.63 | 134,241 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,006 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,052 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,248 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,945 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,092 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,975 |
| Which City in Europe? | 0 | - | 4.83 | 107,597 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,582 |
| Megacities on a World Map | 0 | - | 4.98 | 255,465 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,226 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,321 |
| 500 Biggest Cities in the World on a Map | 0 | - | 4.97 | 123,073 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 35,008 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,266 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,511 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,957 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,179 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,636 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,292 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,571 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,469 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,150 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,009 |
| Name a City in EVERY Country - No Capitals | 0 | - | 4.63 | 67,506 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,446 |
| Former Capitals | 0 | - | 4.88 | 71,533 |
| Capital Cities Chain | 0 | - | 4.84 | 82,988 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,581 |
| Coldest World Capitals | 0 | - | 4.95 | 133,672 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,790 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,146 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,156 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,951 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,078 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,808 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,725 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,418 |
| Pixelated World Map | 0 | - | 5.00 | 143,677 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 100,088 |
| Countries of the World in 1444 | 0 | - | 4.98 | 60,460 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,598 |
| Countries of Europe before World War II with a Map | 0 | - | 4.95 | 53,668 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,250 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 82,387 |
| Countries Closest to Antarctica on a Map | 0 | - | 4.98 | 81,044 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 641,911 |
| South America Map Quiz | 0 | - | 5.00 | 1,552,061 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,152 |
| Flags of North and South America | 0 | - | 4.99 | 374,530 |
| Canada Provinces and Territories | 0 | - | 5.00 | 343,863 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 173,372 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,160 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,438 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 50,172 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.87 | 82,578 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 108,391 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,678 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,505 |
| Crayola Crayon Colors 64 Pack | 0 | - | 4.99 | 62,855 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,531 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,928 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,852 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 305,614 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,976 |
| Random European City to Country | 0 | - | 4.69 | 117,928 |
| Random Asian City to Country | 0 | - | 4.56 | 44,563 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,268 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,454 |
| Which City in Canada? | 0 | - | 4.83 | 57,157 |
