| Countries of the World Quiz | 47,736,428 | 0 | - |
| All Country Flags of the World | 3,697,547 | 0 | - |
| Every Country Shape | 469,377 | 0 | - |
| US States Quiz | 16,958,248 | 0 | - |
| Perfect Squares | 102,588 | 0 | - |
| Countries of the World with an Empty Map | 3,388,625 | 0 | - |
| Countries by Languages in 90 Seconds | 737,009 | 0 | - |
| Megacities on a World Map | 256,155 | 0 | - |
| Category Elimination - Capital Cities #1 | 133,828 | 0 | - |
| All 1M Cities by Proximity | 580,753 | 0 | - |
| 100 Biggest Cities on a World Map | 419,756 | 0 | - |
| Biggest Cities in the World | 803,468 | 0 | - |
| Biggest Cities in the United States | 984,305 | 0 | - |
| Biggest Cities in Asia | 117,859 | 0 | - |
| Biggest Cities in Europe | 548,247 | 0 | - |
| World's Biggest Islands | 140,420 | 0 | - |
| Random U.S. States on a Map | 629,085 | 0 | - |
| Canada Provinces and Territories | 345,042 | 0 | - |
| Countries by Borders in 90 Seconds | 3,842,212 | 0 | - |
| Europe Capitals Quiz | 1,595,411 | 0 | - |
| Asia Capitals Quiz | 696,918 | 0 | - |
| South America Capitals Quiz | 483,833 | 0 | - |
| Biggest Countries by Population | 1,451,321 | 0 | - |
| Biggest Countries by Area | 1,052,510 | 0 | - |
| Smallest Countries by Population and Area | 381,741 | 0 | - |
| NATO Countries | 282,515 | 0 | - |
| EU Countries Quiz | 276,729 | 0 | - |
| Roman Numeral Decoding Quiz | 438,941 | 0 | - |
| World's Busiest Airports | 236,195 | 0 | - |
| Find The Mystery Country Using Color Clues - Randomized! | 2,176,064 | 0 | - |
| Countries by First Two Letters in 90 Seconds | 5,643,328 | 0 | - |
| Countries of the World With a Disappearing Map | 113,545 | 0 | - |
| Landlocked Countries | 423,861 | 0 | - |
| Most Populous Countries with Exceptions | 122,441 | 0 | - |
| Majority Muslim Countries | 376,638 | 0 | - |
| Most Populous Countries Bordering Each Other | 131,034 | 0 | - |
| Smallest Countries Bordering Each Other | 93,023 | 0 | - |
| Largest Countries Bordering Each Other | 115,679 | 0 | - |
| One Border Countries | 470,979 | 0 | - |
| 20 Random Country Flags | 616,805 | 0 | - |
| One Country By Letter By Continent on the Map | 47,853 | 0 | - |
| One Country By Letter By Continent | 125,077 | 0 | - |
| Countries of Africa with an Empty Map | 244,269 | 0 | - |
| Countries of Asia with an Empty Map | 231,222 | 0 | - |
| Countries of Europe with an Empty Map | 312,110 | 0 | - |
| Countries of North America with an Empty Map | 95,008 | 0 | - |
| Countries of South America with an Empty Map | 105,303 | 0 | - |
| Megacities on an Empty Map | 118,997 | 0 | - |
| US States with an Empty Map | 627,360 | 0 | - |
| Countries by Borders in 90 Seconds with an Empty Map | 280,418 | 0 | - |
| Countries with Megacities | 265,893 | 0 | - |
| Pin US States on a Borderless Map - Sudden Death | 1,802,032 | 0 | - |
| Pin Europe on a Borderless Map - Sudden Death | 1,855,871 | 0 | - |
| Pin Africa on a Borderless Map | 502,700 | 0 | - |
| Countries of Europe by Population | 182,298 | 0 | - |
| Top Five Countries by Language | 50,762 | 0 | - |
| U.S. Cities with the Biggest Economies | 73,181 | 0 | - |
| Countries Less Populous Than Their Neighbors | 81,854 | 0 | - |
| Countries with the Most Immigrants per Capita | 62,628 | 0 | - |
| Largest Countries as a Percent of Continent | 148,812 | 0 | - |
| European Landlocked Countries | 147,387 | 0 | - |
| Countries with the Most Forest | 147,829 | 0 | - |
| Longest International Borders | 265,531 | 0 | - |
| Island Countries | 711,785 | 0 | - |
| Commonwealth of Nations Countries | 238,002 | 0 | - |
| Biggest Import Partners By Country | 78,814 | 0 | - |
| Chinese Zodiac Quiz | 139,944 | 0 | - |
| Countries with the Most Venomous Animal Species | 87,423 | 0 | - |
| Countries with the Largest Exclusive Economic Zone | 73,440 | 0 | - |
| Richest Metro Areas in the U.S. | 44,002 | 0 | - |
| Provinces of China | 206,824 | 0 | - |
| Countries by Hottest Recorded Temperature | 113,608 | 0 | - |
| Capitals of Canadian Provinces | 89,441 | 0 | - |
| U.S. States by Land Area | 52,981 | 0 | - |
| Countries Farthest From the Sea | 74,905 | 0 | - |
| Countries with the Most Immigrants | 150,224 | 0 | - |
| Countries Closest to Africa | 157,611 | 0 | - |
| 100 Biggest Cities in the World with Exceptions | 68,168 | 0 | - |
| Countries Along the Afro-Eurasia Coast | 35,332 | 0 | - |
| Countries in the Southern Hemisphere | 126,466 | 0 | - |
| Capitals of the Most Populated Countries | 128,270 | 0 | - |
| Most Populous World Capitals | 176,477 | 0 | - |
| European Capitals by Map | 141,363 | 0 | - |
| Asian Capitals by Map | 63,569 | 0 | - |
| African Capitals by Map | 141,354 | 0 | - |
| World Capitals by Map | 288,543 | 0 | - |
| North America Capitals Quiz | 221,429 | 0 | - |
| Capitals of Oceania Quiz | 271,721 | 0 | - |
| Africa Capitals Quiz | 741,965 | 0 | - |
| World Capitals Quiz | 5,095,111 | 0 | - |
| Most Remote Capital Cities | 53,790 | 0 | - |
| Capitals with the Shortest Names | 109,908 | 0 | - |
| Countries by Capital City | 69,059 | 0 | - |
| Same Letter Country and Capital | 157,776 | 0 | - |
| Bordering Countries Whose Capitals Are Furthest Apart | 51,138 | 0 | - |
| Trace the Coast of the World Map | 56,059 | 0 | - |
| Trace the Coast of Europe with a Map | 79,162 | 0 | - |
| Countries Bordering the EU | 73,429 | 0 | - |
| Top 20 Longest One-Word Country Names | 134,803 | 0 | - |
| One Capital by Letter by Continent | 17,477 | 0 | - |
| Smallest Countries with at Least Two Borders | 43,027 | 0 | - |
| Richest Countries by Per-Capita GDP | 273,806 | 0 | - |
| Countries with the Biggest Economies by GDP | 291,869 | 0 | - |
| Word Scramble - European Countries | 142,137 | 0 | - |
| Word Scramble - Asian Countries | 109,172 | 0 | - |
| 2026 FIFA World Cup Teams | 44,336 | 0 | - |
| Capitals of 2026 FIFA World Cup Teams | 14,695 | 0 | - |
| Electromagnetic Spectrum | 63,152 | 0 | - |
