| Countries that Start with a Vowel | 0 | - | 4.98 | 129,033 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 152,891 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 194,246 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,562 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 191,076 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,671 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,303 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,603 |
| Countries that Start with A | 0 | - | 4.98 | 2,150,244 |
| Countries that Start with B | 0 | - | 4.95 | 2,282,867 |
| Countries that Start with C | 0 | - | 4.96 | 1,812,726 |
| Countries that Start with D | 0 | - | 4.96 | 703,221 |
| Countries that Start with E | 0 | - | 4.95 | 1,369,495 |
| Countries that Start with G | 0 | - | 4.97 | 1,494,929 |
| Countries that Start with H | 0 | - | 4.96 | 599,309 |
| Countries that Start with I | 0 | - | 4.92 | 1,281,903 |
| Countries that Start with J | 0 | - | 4.98 | 597,375 |
| Countries that Start with K | 0 | - | 4.97 | 810,644 |
| Countries that Start with L | 0 | - | 4.98 | 1,084,448 |
| Countries that Start with N | 0 | - | 4.93 | 1,111,367 |
| Countries that Start with P | 0 | - | 4.94 | 1,210,047 |
| Countries that Start with S | 0 | - | 4.98 | 1,746,702 |
| Countries that Start with T | 0 | - | 4.90 | 1,005,364 |
| Countries that Start with U | 0 | - | 4.97 | 900,845 |
| Countries that Start with V | 0 | - | 4.98 | 605,945 |
| Countries that Start with F | 0 | - | 4.83 | 613,339 |
| Countries that Start with M | 0 | - | 4.97 | 1,375,062 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,112 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,510 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,504 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,207 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 235,341 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 46,752 |
| Richest Countries A-Z | 0 | - | 4.92 | 102,131 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,979 |
| Fictional Characters by Picture - T | 0 | - | 4.13 | 84,345 |
| Fictional Characters by Picture - M | 0 | - | 4.18 | 89,978 |
| Fictional Characters by Picture - G | 0 | - | 4.24 | 86,259 |
| Fictional Characters by Picture - A | 0 | - | 4.19 | 90,612 |
| Fictional Characters by Picture - W | 0 | - | 4.22 | 76,923 |
| Fictional Characters by Picture - R | 0 | - | 4.01 | 71,827 |
| Fictional Characters by Picture - C | 0 | - | 4.23 | 80,984 |
| Fictional Characters by Picture - L | 0 | - | 4.30 | 81,719 |
| Fictional Characters by Picture - B | 0 | - | 4.13 | 74,034 |
| Fictional Characters by Picture - D | 0 | - | 4.23 | 74,916 |
| Fictional Characters by Picture - P | 0 | - | 4.12 | 64,308 |
| Fictional Characters by Picture - F | 0 | - | 4.37 | 66,040 |
| Fictional Characters by Picture - H | 0 | - | 4.10 | 69,124 |
| Fictional Characters by Picture - S | 0 | - | 4.23 | 67,158 |
| Fictional Characters by Picture - O | 0 | - | 4.29 | 52,231 |
| Fictional Characters by Picture - N | 0 | - | 4.11 | 49,125 |
| WWII Figures by Picture | 0 | - | 4.85 | 50,679 |
| One Country By Letter By Continent | 0 | - | 5.00 | 122,187 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,058 |
| Name a Country A-Z | 0 | - | 5.00 | 241,058 |
| Name a Minecraft Mob A-Z | 0 | - | 4.85 | 41,834 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 120,445 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 118,600 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 104,834 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 268,145 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,575 |
| Former Countries by Territory Map | 0 | - | 4.96 | 101,855 |
| Empires by Maps | 0 | - | 4.98 | 118,886 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,324 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 65,497 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 58,519 |
| Pick a Picture - Musical Instruments | 0 | - | 4.53 | 51,937 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,307,448 |
| Countries Bordering "U" Countries | 0 | - | 4.83 | 24,185 |
| One Country By Letter By Continent on the Map | 0 | - | 4.99 | 46,024 |
| World Cities A-Z by Clue #1 | 0 | - | 4.50 | 66,829 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 58,206 |
| Asian Cities A-Z by Clue | 0 | - | 4.51 | 34,828 |
| Africa A-Z | 0 | - | 4.57 | 46,420 |
| Fictional Characters by Picture - J | 0 | - | 3.96 | 69,854 |
| Fictional Characters by Picture - E | 0 | - | 3.97 | 54,379 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,053 |
| Weapons by Picture | 0 | - | 4.13 | 20,920 |
| Authors by Picture | 0 | - | 4.48 | 25,421 |
| Musicians by Picture #1 | 0 | - | 4.39 | 107,475 |
| Musicians by Picture #2 | 0 | - | 4.29 | 75,522 |
| Musicians by Picture #4 | 0 | - | 4.07 | 64,223 |
| Musicians by Picture #3 | 0 | - | 4.10 | 58,463 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,141 |
| All Country Flags of the World | 0 | - | 5.00 | 3,615,182 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 156,076 |
| Countries that Start with R | 0 | - | 4.43 | 444,484 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,897 |
| European Geography By Letter - A | 0 | - | 4.61 | 132,575 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 111,042 |
| European Geography By Letter - C | 0 | - | 4.46 | 112,006 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,885 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,358 |
| European Geography By Letter - M | 0 | - | 4.64 | 129,137 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,961 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,731 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,107 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,462 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,220 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,637 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,133 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,458 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,704 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,779 |
| Middle East A-Z | 0 | - | 4.47 | 45,859 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,199 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,528,713 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,088,539 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 730,459 |
| Formula One Teams by Logos | 0 | - | 4.49 | 97,469 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,340 |
| Canada A-Z | 0 | - | 4.73 | 32,688 |
| Four Letter Geography A-Z #1 | 0 | - | 4.60 | 32,076 |
| Four Letter Geography A-Z #2 | 0 | - | 4.56 | 34,515 |
| Shapes and Symbols #1 | 0 | - | 3.80 | 99,481 |
| Shapes and Symbols #2 | 0 | - | 3.99 | 56,835 |
| Number by Picture Quiz | 0 | - | 4.04 | 21,037 |
| Make a Stained Glass Window | 0 | - | 5.00 | 67,972 |
| Musicians by Picture #5 | 0 | - | 3.93 | 53,815 |
| Flags with Crescents | 0 | - | 4.98 | 167,946 |
| Country Flag Trivia | 0 | - | 4.81 | 56,140 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 102,674 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,652 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 86,188 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 66,628 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 84,537 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,205 |
| National Football Team Logos | 0 | - | 4.84 | 179,050 |
| 1980s Albums | 0 | - | 4.40 | 46,101 |
| Countries by National Anthem | 0 | - | 4.93 | 71,069 |
| Best Selling Artists by Letter Quiz | 0 | - | 4.04 | 43,236 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 285,613 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 269,282 |
| Countries with NO Military | 0 | - | 4.97 | 61,331 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 85,240 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,066 |
| Countries with the Least Dense Road Networks | 0 | - | 4.81 | 41,368 |
| Monarchies of the World | 0 | - | 4.94 | 167,007 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 111,891 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,134 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,630 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,757 |
| Disney Animated Characters | 0 | - | 4.88 | 599,739 |
| People on Money by Country | 0 | - | 4.83 | 60,070 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,024 |
| Fast Math - Addition | 0 | - | 4.87 | 520,726 |
| NATO Countries | 0 | - | 4.98 | 277,039 |
| EU Countries Quiz | 0 | - | 4.99 | 270,774 |
| Top Five Countries by Religion | 0 | - | 4.93 | 169,516 |
| 7 Deadly Sins | 0 | - | 4.88 | 396,215 |
| Books of the Protestant Bible | 0 | - | 4.89 | 207,856 |
| The Bible A-Z | 0 | - | 4.29 | 59,439 |
| Majority Muslim Countries | 0 | - | 4.98 | 370,616 |
| Astronomy Quiz | 0 | - | 4.90 | 81,927 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 136,052 |
| Solar System Trivia | 0 | - | 4.93 | 46,186 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.89 | 65,277 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,897 |
| Countries with the Most Rail Travel | 0 | - | 4.84 | 37,028 |
| Countries with the Most Rail Travel per Capita | 0 | - | 4.93 | 33,071 |
| Colors by Letter | 0 | - | 4.25 | 162,141 |
| Asian Geography By Letter - S | 0 | - | 4.18 | 55,951 |
| European Geography By Letter - E | 0 | - | 4.23 | 112,350 |
| European Geography By Letter - F | 0 | - | 4.17 | 91,784 |
| European Geography By Letter - H | 0 | - | 4.30 | 95,025 |
| European Geography By Letter - G | 0 | - | 4.27 | 101,635 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,607 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,290 |
| European Geography By Letter - O | 0 | - | 4.28 | 62,023 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,366 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,753 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 51,042 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,569 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,555 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 50,058 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 50,587 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,546 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,525 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,889 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,389 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,666 |
| European Geography A-Z | 0 | - | 4.28 | 49,052 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,251 |
| 17th Century A-Z | 0 | - | 4.78 | 34,204 |
| Countries with the Most JetPunk Users | 0 | - | 4.99 | 165,982 |
| Most Common JetPunk Answers - Countries | 0 | - | 4.91 | 86,880 |
| Countries By Wikipedia Word Clouds | 0 | - | 4.84 | 39,209 |
| Countries with the Most Major Earthquakes | 0 | - | 4.94 | 116,901 |
| Country Superlatives - Top 2 | 0 | - | 4.99 | 70,303 |
| Years in History by Picture | 0 | - | 4.44 | 35,196 |
| Famous Foreheads #1 | 0 | - | 4.47 | 74,363 |
| Rappers by Picture | 0 | - | 4.22 | 133,117 |
| Flags to Languages | 0 | - | 4.95 | 172,739 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,173 |
| College Logos A-Z | 0 | - | 3.96 | 17,272 |
| WWII A-Z #1 | 0 | - | 4.80 | 102,503 |
| WWII A-Z #2 | 0 | - | 4.44 | 54,391 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,492 |
| Countries with the Most Skyscrapers | 0 | - | 4.92 | 143,579 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,372 |
