| Countries that Start with A | 0 | - | 4.98 | 2,150,703 |
| Countries that Start with B | 0 | - | 4.95 | 2,283,305 |
| Countries that Start with C | 0 | - | 4.96 | 1,813,070 |
| Countries that Start with D | 0 | - | 4.96 | 703,457 |
| Countries that Start with E | 0 | - | 4.95 | 1,369,778 |
| Countries that Start with G | 0 | - | 4.97 | 1,495,242 |
| Countries that Start with H | 0 | - | 4.96 | 599,528 |
| Countries that Start with I | 0 | - | 4.92 | 1,282,135 |
| Countries that Start with J | 0 | - | 4.98 | 597,572 |
| Countries that Start with K | 0 | - | 4.97 | 810,813 |
| Countries that Start with L | 0 | - | 4.98 | 1,084,677 |
| Countries that Start with N | 0 | - | 4.93 | 1,111,604 |
| Countries that Start with P | 0 | - | 4.94 | 1,210,267 |
| Countries that Start with S | 0 | - | 4.98 | 1,747,007 |
| Countries that Start with T | 0 | - | 4.90 | 1,005,528 |
| Countries that Start with U | 0 | - | 4.97 | 900,985 |
| Countries that Start with V | 0 | - | 4.98 | 606,064 |
| Countries that Start with F | 0 | - | 4.83 | 613,503 |
| Countries that Start with M | 0 | - | 4.97 | 1,375,330 |
| One Country By Letter By Continent | 0 | - | 5.00 | 122,244 |
| Countries Bordering "U" Countries | 0 | - | 4.83 | 24,195 |
| Countries that Start with R | 0 | - | 4.43 | 444,604 |
| Richest Countries A-Z | 0 | - | 4.92 | 102,170 |
| Majority Muslim Countries | 0 | - | 4.98 | 370,810 |
| NATO Countries | 0 | - | 4.98 | 277,208 |
| EU Countries Quiz | 0 | - | 4.99 | 270,897 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 285,716 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 269,432 |
| Top Five Countries by Religion | 0 | - | 4.93 | 169,584 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,113 |
| Countries with NO Military | 0 | - | 4.97 | 61,364 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,041 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,049,806 |
| Countries with the Most Christians | 0 | - | 4.92 | 141,913 |
| Countries with the Most Tanks | 0 | - | 4.91 | 106,533 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 49,899 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,303 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 317,799 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,205 |
| Buddhist Countries | 0 | - | 4.96 | 143,198 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 333,447 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,436 |
| Landlocked Countries | 0 | - | 4.99 | 415,284 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,730,089 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,219 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,364 |
| Orthodox Countries | 0 | - | 4.91 | 130,662 |
| Richest Island Countries | 0 | - | 4.84 | 99,781 |
| Battle to Country | 0 | - | 4.91 | 52,681 |
| Monarchies of Europe | 0 | - | 4.90 | 97,534 |
| Monarchies of Asia | 0 | - | 4.97 | 70,722 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 234,118 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 223,297 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 190,775 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,765 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,537 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,578 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,477 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,764 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,695 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,821 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 266,281 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.95 | 103,473 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 83,906 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 110,880 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 194,247 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 117,705 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,119 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,524 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,744 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,760 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 402,725 |
| Island Countries | 0 | - | 4.99 | 708,295 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,257 |
| Himalayan Countries | 0 | - | 4.95 | 135,948 |
| Andean Countries | 0 | - | 4.94 | 83,159 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,478 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,610 |
| Coffee Producing Countries | 0 | - | 4.82 | 66,176 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,823 |
| Danube Countries | 0 | - | 4.97 | 71,258 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 115,987 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,705 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,843 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,782 |
| European Landlocked Countries | 0 | - | 4.99 | 145,953 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,503 |
| Countries with the Most Species | 0 | - | 4.99 | 95,340 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,632 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,267 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,439 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,061 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,711 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,068 |
| Countries in the Alps | 0 | - | 4.86 | 117,109 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,752 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,573 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,154 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,576 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,371 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,131 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,790 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,890 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,682 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,203 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,271 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,137 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,610 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,875 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,886 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,443 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,792 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,348 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,012 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,213 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,168 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,720 |
| Largest Countries By Category | 0 | - | 4.97 | 157,013 |
| Countries by Countries | 0 | - | 4.96 | 62,434 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,366,803 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,656 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,021 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,930 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,041,594 |
| Northernmost Countries | 0 | - | 4.99 | 358,650 |
| Countries of South America | 0 | - | 5.00 | 917,668 |
| Countries of Oceania | 0 | - | 5.00 | 1,044,010 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,854,011 |
| "Land" Countries | 0 | - | 4.98 | 334,080 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,661 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,266 |
| Large Countries with Small Economies | 0 | - | 4.94 | 80,461 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,435 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,313 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,590 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,495 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 99,602 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,170 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,437,788 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,333 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,880 |
| Countries with Megacities | 0 | - | 4.99 | 248,124 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,763 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,342 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,148 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,283 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,262 |
| Countries by Official Language | 0 | - | 4.95 | 193,159 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,678 |
| Countries in their Native Language | 0 | - | 4.99 | 196,993 |
| Independence from Whom | 0 | - | 4.99 | 210,127 |
| Subdivisions by Country | 0 | - | 4.86 | 50,143 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,045 |
| Megadiverse Countries | 0 | - | 4.97 | 134,396 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,155 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,006 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,535 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,903 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,874 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,119 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,318 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,435 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,297 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,785 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 75,903 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,515 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,619 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,580 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,792 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,118 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,112 |
| World Map Quiz | 0 | - | 4.81 | 63,778 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 153,603 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,576 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,769 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,509 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,228 |
| Countries With the Most Languages | 0 | - | 4.89 | 200,294 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,105 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,304 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,492 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,073 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,523 |
| Widest Countries East to West | 0 | - | 4.92 | 129,020 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,283 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,475 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,647 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,859 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,815 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,221 |
| Countries by Contribution to UN Budget | 0 | - | 4.89 | 76,599 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,641 |
| Countries with Double Letters | 0 | - | 4.96 | 93,673 |
| Countries that End in N | 0 | - | 4.94 | 157,135 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 259,022 |
| Countries with Six Letters | 0 | - | 4.93 | 210,683 |
| Countries with W | 0 | - | 4.97 | 158,417 |
| Countries with Z | 0 | - | 4.98 | 288,232 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,751 |
| Countries That End in U | 0 | - | 4.95 | 119,611 |
