| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,690,620 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,868 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,763 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,704 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,105 |
| Africa Capitals Quiz | 0 | - | 4.99 | 738,289 |
| Asia Capitals Quiz | 0 | - | 4.98 | 693,547 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,557 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,596 |
| Name a City - European Countries | 0 | - | 4.90 | 65,446 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,538 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,771 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,176 |
| Random U.S. City to State | 0 | - | 4.45 | 76,346 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,776 |
| Europe Capital to Country | 0 | - | 4.99 | 250,488 |
| Asia Capital to Country | 0 | - | 4.96 | 126,725 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,981 |
| European Capitals by Map | 0 | - | 4.99 | 139,427 |
| African Capitals by Map | 0 | - | 4.99 | 133,911 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,490 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,138 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,477 |
| European Coastal Capitals | 0 | - | 4.95 | 90,659 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,612 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,235 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,186 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,866 |
| Mexico True or False? | 0 | - | 4.89 | 48,741 |
| Official Cities in the UK | 0 | - | 4.89 | 284,021 |
| World Capitals Quiz | 0 | - | 5.00 | 5,077,080 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,035 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,531 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,092 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,346 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,881 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,218 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,422 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 55,069 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,328 |
| US States Quiz | 0 | - | 5.00 | 16,888,318 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,209 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,413 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 148,311 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,965 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,855 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,548 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,153 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,487 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,204 |
| Boroughs of New York City | 0 | - | 4.47 | 84,627 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,030 |
| Dominica Country Quiz | 0 | - | 4.81 | 19,841 |
| Capitals of the Stans | 0 | - | 4.95 | 26,865 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,399 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,380 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 82,203 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,888 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,172 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,327 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,522 |
| South American Cities on the Map | 0 | - | 4.53 | 35,437 |
| ALL California Cities | 0 | - | 4.37 | 43,072 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,458 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,587,762 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,543 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,705 |
| Random European Capital to Country | 0 | - | 4.98 | 191,007 |
| Random European Country to Capital | 0 | - | 4.93 | 165,215 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,503 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,806 |
| Random African Capital to Country | 0 | - | 4.97 | 100,772 |
| Random African Country to Capital | 0 | - | 4.94 | 71,293 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,750 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,238 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,093 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,954 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,561 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 33,984 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,621 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,321 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,748 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 332,404 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,257 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,703 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,245 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,113 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,376 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,274 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,931 |
| Every City in Alabama on a Map | 0 | - | 4.73 | 8,503 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,483 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.61 | 14,641 |
| Find the City #1 | 0 | - | 4.97 | 42,849 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,330 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,457 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,554 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,309 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,105 |
| Countries by Capital City | 0 | - | 5.00 | 68,386 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,224 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,702 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,644 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,015 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,271 |
| Moved Capital Cities | 0 | - | 4.96 | 74,247 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,860 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,010 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,786 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,584 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,220 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,151 |
| Which City in Europe? | 0 | - | 4.83 | 107,448 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,724 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,511 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,609 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,614 |
| Dominican Republic Country Quiz | 0 | - | 4.61 | 23,450 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,190 |
| Draw All US State Borders | 0 | - | 4.99 | 137,850 |
| Draw All US State Borders - Extreme | 0 | - | 4.99 | 78,599 |
| Most Common Immigrant Origin by U.S. State | 0 | - | 4.90 | 66,831 |
| US States with an Empty Map | 0 | - | 5.00 | 625,028 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,157 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,679 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,305 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.68 | 11,203 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,726 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,774 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,626 |
| Random Capital to Country | 0 | - | 4.99 | 2,592,438 |
| Random Country to Capital | 0 | - | 4.98 | 921,219 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,630 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,240 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,070 |
| London Geography | 0 | - | 4.47 | 59,693 |
| Miami City Trivia | 0 | - | 4.60 | 11,238 |
| All About Atlanta | 0 | - | 4.60 | 11,254 |
| Dallas City Trivia | 0 | - | 4.46 | 6,838 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,410 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,151 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,464 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 32,201 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,536 |
| Rivers of the United States | 0 | - | 4.93 | 66,231 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,110 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,710 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,728 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,165 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,930 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,940 |
| North American Sports Cities | 0 | - | 4.83 | 172,459 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,345 |
| Cities in European History #1 | 0 | - | 4.63 | 134,072 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,361 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,769 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,889 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,132 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,534 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,787 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,438 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 53,885 |
| Name a Valid World City | 0 | - | 4.83 | 71,288 |
| Cities by Former Name | 0 | - | 4.83 | 91,609 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,421 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,686 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,269 |
| World Capitals by Map | 0 | - | 5.00 | 286,727 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,359 |
| All First Level Subdivision Capitals | 0 | - | 4.81 | 15,160 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,520 |
| Capitals Starting With H | 0 | - | 4.91 | 92,621 |
| Capitals Starting With K | 0 | - | 4.88 | 83,624 |
| Capitals Starting With L | 0 | - | 4.81 | 88,150 |
| Capitals Starting With M | 0 | - | 4.93 | 107,895 |
| Capitals Starting With P | 0 | - | 4.88 | 78,256 |
| Capitals Starting With R | 0 | - | 4.87 | 81,896 |
| Capitals Starting With S | 0 | - | 4.90 | 85,846 |
| Capitals Starting With T | 0 | - | 4.85 | 76,213 |
| Capitals Starting With W | 0 | - | 4.87 | 91,338 |
| Capitals Starting With A | 0 | - | 4.97 | 128,149 |
| Capitals Starting With B | 0 | - | 4.89 | 118,577 |
| Capitals Starting With D | 0 | - | 4.93 | 96,514 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,488 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,617 |
| US State Capitals - One Minute Sprint | 0 | - | 4.05 | 183,973 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,210 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,884 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,269 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,309 |
| Which City in Latin America? | 0 | - | 4.63 | 47,039 |
| Which City in Canada? | 0 | - | 4.83 | 57,100 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,352 |
| South America Map Quiz | 0 | - | 5.00 | 1,550,373 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,163 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,123 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,492 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,992 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,595 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,578 |
