| Play-Doh People from History | 0 | - | 4.99 | 89,799 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.26 | 68,388 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.24 | 49,924 |
| International Footballers by Picture | 0 | - | 4.49 | 51,434 |
| Name that Historical Figure #1 | 0 | - | 4.64 | 312,055 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 263,304 |
| Name that Historical Figure #5 | 0 | - | 4.42 | 100,084 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.47 | 46,808 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 56,279 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 49,277 |
| Former Countries by Territory Map | 0 | - | 4.96 | 96,677 |
| Empires by Maps | 0 | - | 4.98 | 110,868 |
| Name that Historical Figure #3 | 0 | - | 4.39 | 228,127 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 150,730 |
| Name that Historical Figure #6 | 0 | - | 4.25 | 86,842 |
| All Country Flags of the World | 0 | - | 5.00 | 3,385,733 |
| Islands by Shape #2 | 0 | - | 4.88 | 48,604 |
| Countries by Road Signs | 0 | - | 4.98 | 50,519 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.37 | 153,934 |
| Oscar Nominated Actresses by Picture #1 | 0 | - | 4.29 | 126,290 |
| Women in History by Picture | 0 | - | 4.32 | 25,047 |
| Oscar Nominated Actors by Picture #2 | 0 | - | 4.31 | 43,539 |
| Oscar Nominated Actresses by Picture #2 | 0 | - | 4.35 | 46,084 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 58,755 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,478,684 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,063,911 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 712,865 |
| 2010s Celebrities by Picture #1 | 0 | - | 4.32 | 164,743 |
| 2010s Celebrities by Picture #2 | 0 | - | 4.14 | 142,374 |
| Flags with Crescents | 0 | - | 4.98 | 159,612 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 97,067 |
| Country Flags with the Union Jack | 0 | - | 4.81 | 64,546 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 79,931 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 62,727 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.87 | 70,347 |
| Flag Maths | 0 | - | 4.91 | 55,948 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 48,833 |
| National Soccer Team Logos | 0 | - | 4.85 | 172,020 |
| Years in History by Picture | 0 | - | 4.43 | 33,370 |
| Four Countries with Similar Flags #2 | 0 | - | 4.91 | 42,492 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 50,723 |
| Famous Canadians by Picture | 0 | - | 4.39 | 47,955 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,150,231 |
| Flags of Asia Quiz | 0 | - | 4.99 | 576,004 |
| Countries With Blue and White Flags | 0 | - | 4.88 | 96,302 |
| Flags of Africa Quiz | 0 | - | 5.00 | 433,864 |
| Flags of Oceania | 0 | - | 5.00 | 240,324 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 339,722 |
| Three Band Flags of Europe | 0 | - | 4.97 | 185,460 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 135,216 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 107,624 |
| Flags with the Most Stars | 0 | - | 4.90 | 118,508 |
| Flags that are Red & White Only | 0 | - | 4.97 | 140,185 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 138,734 |
| Flags to Languages | 0 | - | 4.95 | 167,822 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 48,525 |
| Former Flags | 0 | - | 4.98 | 102,916 |
| Country Flags with the Most Red | 0 | - | 4.97 | 114,131 |
| Country Flags with the Most Green | 0 | - | 4.95 | 95,331 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 95,203 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 95,184 |
| Country Flags with the Most Black | 0 | - | 4.95 | 93,780 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 65,371 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.94 | 47,705 |
| Country Flags Slideshow | 0 | - | 4.89 | 44,259 |
| Countries by Partial Flag Images #2 | 0 | - | 4.96 | 94,843 |
| Countries by Partial Flag Images #4 | 0 | - | 4.90 | 69,869 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 55,675 |
| Countries by Partial Flag Images #6 | 0 | - | 4.90 | 35,219 |
| Countries by Partial Flag Images #7 | 0 | - | 4.86 | 25,499 |
| Countries by Satellite Image #1 | 0 | - | 4.88 | 139,719 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 80,056 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 47,238 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 60,094 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 70,748 |
| World Coats of Arms | 0 | - | 4.99 | 61,338 |
| Pixelated Africa Map | 0 | - | 4.98 | 95,084 |
| Pixelated Asia Map | 0 | - | 4.92 | 69,400 |
| Pixelated Europe Map | 0 | - | 4.88 | 117,736 |
| Pixelated World Map | 0 | - | 5.00 | 137,852 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 80,245 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.85 | 34,257 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 29,437 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.96 | 47,602 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 88,141 |
| Country Flags With Blue Removed | 0 | - | 4.91 | 40,887 |
| Places Mentioned in the Song "Kokomo" | 0 | - | 4.43 | 16,748 |
| Old Movies by Picture | 0 | - | 4.51 | 23,616 |
| WWII Figures by Picture | 0 | - | 4.83 | 47,410 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 98,036 |
| Famous Germans by Picture | 0 | - | 4.11 | 16,391 |
| Famous Italians by Picture | 0 | - | 4.05 | 21,462 |
| Famous Australians by Picture | 0 | - | 4.25 | 27,767 |
| Geography by Picture - B | 0 | - | 4.41 | 54,539 |
| Geography by Picture - H | 0 | - | 4.49 | 57,247 |
| Geography by Picture - N | 0 | - | 4.44 | 41,355 |
| Geography by Picture - R | 0 | - | 4.55 | 40,232 |
| Geography by Picture - T | 0 | - | 4.54 | 56,894 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 72,659 |
| Flags of the Mediterranean | 0 | - | 4.94 | 132,193 |
| Countries by Bordering Flags #1 | 0 | - | 4.92 | 99,268 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 79,873 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 139,100 |
| Random Flag to Country | 0 | - | 4.99 | 558,427 |
| All North American Pro Sports Logos | 0 | - | 4.75 | 106,962 |
| History by Picture - G | 0 | - | 4.41 | 40,488 |
| 1970s Celebrities | 0 | - | 4.03 | 13,484 |
| Art Works Picture Quiz #1 | 0 | - | 4.52 | 114,394 |
| Art Works Picture Quiz #2 | 0 | - | 4.48 | 95,295 |
| Islands by Shape #1 | 0 | - | 4.31 | 82,521 |
| Art Works Picture Quiz #3 | 0 | - | 4.43 | 46,838 |
| Islands by Picture | 0 | - | 4.28 | 101,962 |
| Classic Movies by Movie Posters | 0 | - | 4.44 | 23,211 |
| Image to Country - Multiple Choice #1 | 0 | - | 4.69 | 49,431 |
| Geography by Picture - A | 0 | - | 4.37 | 59,143 |
| Geography by Picture - D | 0 | - | 4.14 | 44,816 |
| Geography by Picture - F | 0 | - | 4.30 | 50,088 |
| Geography by Picture - G | 0 | - | 4.39 | 47,134 |
| Geography by Picture - J | 0 | - | 4.15 | 37,762 |
| Geography by Picture - K | 0 | - | 4.28 | 32,458 |
| Geography by Picture - C | 0 | - | 4.30 | 56,141 |
| Geography by Picture - L | 0 | - | 4.36 | 57,924 |
| Geography by Picture - M | 0 | - | 4.12 | 39,775 |
| Geography by Picture - P | 0 | - | 4.22 | 41,710 |
| Geography by Picture - S | 0 | - | 4.36 | 46,280 |
| Random Flags Quiz | 0 | - | 4.41 | 271,306 |
| Country Flag Trivia | 0 | - | 4.80 | 52,232 |
| Country Flags with the Southern Cross | 0 | - | 4.70 | 54,537 |
| Similar Flags #1 | 0 | - | 4.73 | 124,852 |
| Similar Flags #2 | 0 | - | 4.79 | 121,251 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 49,011 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.97 | 163,892 |
| Category Elimination - Country Flags #1 | 0 | - | 4.97 | 136,709 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.68 | 35,991 |
| Languages by Combined Flags | 0 | - | 4.64 | 71,131 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.94 | 118,833 |
| Satellite Images Quiz #1 | 0 | - | 4.49 | 127,324 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 107,509 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 87,577 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 63,491 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 69,511 |
| Countries by Satellite Image #2 | 0 | - | 4.78 | 68,008 |
| Countries by Satellite Image #4 | 0 | - | 4.62 | 65,434 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.55 | 45,793 |
| Islands by Satellite Image #1 | 0 | - | 4.74 | 67,805 |
| Satellite Images Quiz #5 | 0 | - | 4.48 | 48,547 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 37,929 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 43,333 |
| Landmarks Picture Quiz #1 | 0 | - | 4.17 | 373,681 |
| Countries by Picture #1 | 0 | - | 4.53 | 95,832 |
| Countries by Picture #3 | 0 | - | 4.53 | 57,698 |
| Guess the Country by a Picture Hint | 0 | - | 4.42 | 45,842 |
| Cities by Picture #1 | 0 | - | 4.70 | 82,987 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 37,797 |
| Soccer Team Logos | 0 | - | 4.26 | 357,502 |
| MLB Baseball Team Logos | 0 | - | 4.51 | 146,140 |
| Airline Logos | 0 | - | 4.44 | 136,770 |
| Movie Logos | 0 | - | 4.32 | 225,654 |
| History by Picture - A | 0 | - | 4.24 | 43,918 |
| History by Picture - B | 0 | - | 4.38 | 46,953 |
| History by Picture - C | 0 | - | 4.36 | 52,332 |
| History by Picture - F | 0 | - | 4.33 | 36,230 |
| History by Picture - D | 0 | - | 4.30 | 42,505 |
| History by Picture - E | 0 | - | 4.27 | 42,188 |
| History by Picture - H | 0 | - | 4.36 | 35,293 |
| History by Picture - K | 0 | - | 4.37 | 32,000 |
| History by Picture - M | 0 | - | 4.15 | 34,788 |
| History by Picture - N | 0 | - | 4.39 | 39,728 |
| History by Picture - O | 0 | - | 4.38 | 34,833 |
| History by Picture - T | 0 | - | 4.28 | 32,043 |
| People Portrayed by Andy Warhol | 0 | - | 4.26 | 25,997 |
| 1970s Movie Trivia | 0 | - | 4.28 | 20,674 |
| 1970s Music Trivia | 0 | - | 4.28 | 30,695 |
| 1970s Decade Quiz | 0 | - | 4.17 | 50,946 |
| 1970s... or 1980s? | 0 | - | 4.59 | 29,912 |
| Who Did That 1970s Song #2 | 0 | - | 4.25 | 52,100 |
| Who Did That 1970s Song #1 | 0 | - | 4.48 | 86,313 |
| #1 Hits of the 1970s | 0 | - | 4.47 | 82,589 |
| I Will Survive Lyrics | 0 | - | 4.25 | 36,504 |
| Movies by Year, 1950–1969 | 0 | - | 4.48 | 21,683 |
| College Sports Logos Quiz #3 | 0 | - | 4.29 | 51,931 |
| Famous French People by Picture | 0 | - | 3.69 | 27,335 |
| Celebrity Mugshots Quiz #1 | 0 | - | 4.09 | 254,510 |
| Celebrity Mugshots Quiz #3 | 0 | - | 4.01 | 142,303 |
| Geography by Picture - E | 0 | - | 3.54 | 46,765 |
| Landforms by Picture | 0 | - | 4.35 | 20,023 |
| Geography by Picture - I | 0 | - | 3.98 | 38,836 |
| Cross Flags of Europe | 0 | - | 4.43 | 288,216 |
| Emoji Flags | 0 | - | 4.36 | 42,830 |
| Flags of the Middle East | 0 | - | 4.70 | 61,165 |
| Flags of Countries in the World Cup 2018 | 0 | - | 4.78 | 91,664 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 57,154 |
| Name a Valid Country Flag | 0 | - | 4.61 | 71,063 |
| Select the World Flags | 0 | - | 4.27 | 36,180 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 72,464 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,124 |
| Satellite Images - Europe | 0 | - | 4.47 | 100,930 |
| Cities by Satellite #1 | 0 | - | 4.38 | 77,315 |
| Cities by Satellite #2 | 0 | - | 4.48 | 24,264 |
| Landmarks Picture Quiz #2 | 0 | - | 4.40 | 127,566 |
