| International Scientific Units | 0 | - | 4.95 | 155,265 |
| Electromagnetic Spectrum | 0 | - | 4.93 | 62,170 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,192 |
| Elements of the Periodic Table | 0 | - | 5.00 | 2,219,401 |
| Animals - Taxonomy to Common Name | 0 | - | 4.79 | 28,091 |
| Elements by Symbol | 0 | - | 4.92 | 195,428 |
| Speed Symbol by Element | 0 | - | 4.91 | 103,572 |
| Chemical Elements with Short Names | 0 | - | 4.81 | 93,421 |
| Noble Gases | 0 | - | 4.89 | 77,415 |
| Elements that are Gases at Room Temperature | 0 | - | 4.85 | 64,026 |
| Periodic Table Symbols | 0 | - | 4.97 | 70,854 |
| Elements with One-Letter Symbols | 0 | - | 4.83 | 80,839 |
| Name the Virus | 0 | - | 4.86 | 76,221 |
| Flowers by Picture | 0 | - | 4.46 | 105,000 |
| Major Taxonomic Ranks | 0 | - | 4.63 | 79,805 |
| Famous Scientists | 0 | - | 4.57 | 42,441 |
| Things Named For People #3 - Science | 0 | - | 4.85 | 53,566 |
| Elemental Words | 0 | - | 4.96 | 51,972 |
| Metals of Antiquity | 0 | - | 4.94 | 92,879 |
| Megadiverse Countries | 0 | - | 4.97 | 133,867 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 80,434 |
| Plants by Picture | 0 | - | 4.24 | 14,332 |
| Random Symbol to Element | 0 | - | 4.88 | 92,195 |
| Astronomy Quiz | 0 | - | 4.89 | 81,654 |
| Largest Objects in the Solar System | 0 | - | 4.99 | 135,691 |
| Solar System Trivia | 0 | - | 4.93 | 45,987 |
| Natural Features of Countries #1 | 0 | - | 4.86 | 83,363 |
| Countries with Fjords | 0 | - | 4.93 | 100,181 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,267 |
| Layers of the Earth and Atmosphere | 0 | - | 4.97 | 50,167 |
| Trees in the Answer | 0 | - | 4.25 | 45,731 |
| Scientific Names | 0 | - | 4.32 | 78,143 |
| Science Multiple Choice #1 | 0 | - | 4.53 | 86,018 |
| Lightest Chemical Elements A-Z | 0 | - | 4.57 | 31,900 |
| Periodic Table Quiz - First 20 Elements | 0 | - | 4.72 | 187,214 |
| Periodic Table Elements by Clue #1 | 0 | - | 4.80 | 62,177 |
| Astronomy True or False | 0 | - | 4.38 | 36,258 |
| Body Part Cliches | 0 | - | 4.43 | 123,022 |
| Bones of the Human Body | 0 | - | 4.56 | 34,470 |
| Medical Conditions Quiz | 0 | - | 4.78 | 123,077 |
| Animal Varieties Quiz #1 | 0 | - | 4.48 | 92,391 |
| A Whale of a Quiz | 0 | - | 4.41 | 35,958 |
| Animal Varieties #3 | 0 | - | 4.53 | 55,075 |
| Animal Stereotypes | 0 | - | 4.48 | 36,753 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,090,405 |
| Famous Trees in Nature and Fiction | 0 | - | 4.38 | 18,391 |
| World's Longest Rivers | 0 | - | 4.87 | 121,027 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 161,733 |
| 3 and 4 Letter Trees | 0 | - | 4.21 | 17,180 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,033 |
| Australia True or False | 0 | - | 4.87 | 56,490 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,146 |
| Body Parts in History and Culture | 0 | - | 4.42 | 35,081 |
| Science General Knowledge #1 | 0 | - | 4.54 | 163,395 |
| Science General Knowledge #2 | 0 | - | 4.47 | 116,596 |
| Science General Knowledge #3 | 0 | - | 4.55 | 99,165 |
| Science Vocabulary #2 | 0 | - | 4.52 | 59,241 |
| Simple Machines Quiz | 0 | - | 4.35 | 9,060 |
| Word Chain - Science | 0 | - | 4.59 | 54,379 |
| Diseases: Virus... or Bacteria? | 0 | - | 4.61 | 38,346 |
| Science Multiple Choice #2 | 0 | - | 4.37 | 36,327 |
| Science Multiple Choice #3 | 0 | - | 4.38 | 34,359 |
| Most Common Elements in the Human Body | 0 | - | 4.74 | 150,591 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,622 |
| The Sun Quiz | 0 | - | 4.93 | 34,091 |
| Environmental Issues | 0 | - | 4.54 | 26,717 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,400 |
| Types of Bears | 0 | - | 4.51 | 143,076 |
| Deadly Animals | 0 | - | 4.03 | 109,873 |
| Famous Animals #1 | 0 | - | 4.03 | 238,796 |
| Famous Animals #2 | 0 | - | 4.02 | 57,320 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,145 |
| Animal Facts | 0 | - | 4.15 | 42,903 |
| Cat Knowledge | 0 | - | 4.49 | 25,717 |
| Bear Knowledge | 0 | - | 4.54 | 34,982 |
| Cow Knowledge | 0 | - | 4.46 | 24,162 |
| Elephant Knowledge | 0 | - | 4.41 | 23,897 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 55,971 |
| Animals in World History | 0 | - | 4.74 | 44,205 |
| Human Taxonomy | 0 | - | 4.68 | 18,839 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,424 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 86,836 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 55,581 |
| Countries With No Rivers | 0 | - | 4.96 | 76,012 |
| Name a Valid Country on Each River | 0 | - | 4.96 | 61,217 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,734 |
| North Sea Countries | 0 | - | 4.92 | 86,588 |
| Black Sea Countries | 0 | - | 4.87 | 60,331 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,012 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,095 |
| Seas on the World Map | 0 | - | 4.96 | 133,788 |
| Seas of the World | 0 | - | 5.00 | 154,269 |
| Countries with the Longest Coastlines | 0 | - | 4.81 | 411,119 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 66,946 |
| Trace the Coast of Europe with a Map | 0 | - | 4.93 | 77,933 |
| Trace the Coast of Afro-Eurasia with a Map | 0 | - | 5.00 | 58,847 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,036 |
| First Names of Scientists | 0 | - | 4.50 | 56,443 |
| Groups of Two - Science | 0 | - | 4.26 | 48,133 |
| Science Vocabulary #1 | 0 | - | 4.34 | 71,368 |
| Science Vocabulary #3 | 0 | - | 4.31 | 51,645 |
| Science Decoder | 0 | - | 4.52 | 28,646 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,153 |
| Answers are Elements #2 | 0 | - | 4.43 | 54,822 |
| Elements by Picture | 0 | - | 4.28 | 69,529 |
| Periodic Table Elements A-Z | 0 | - | 4.78 | 102,172 |
| Name a Valid Element | 0 | - | 4.64 | 69,552 |
| Medical Acronyms | 0 | - | 4.43 | 96,146 |
| Medical Vocabulary | 0 | - | 4.54 | 58,513 |
| French Animal Words | 0 | - | 4.44 | 133,630 |
| Spanish Animal Words | 0 | - | 4.53 | 95,355 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,381 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,347 |
| Name that Bug | 0 | - | 4.12 | 45,442 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,505 |
| Animals: No Vowels #1 | 0 | - | 4.57 | 63,551 |
| Bird in the Answers | 0 | - | 4.10 | 33,262 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,095 |
| Horse Knowledge | 0 | - | 4.45 | 23,937 |
| Snake Knowledge | 0 | - | 4.49 | 18,723 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,330 |
| Geologic Time Scale | 0 | - | 4.46 | 9,916 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,209 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,675 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 114,675 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 91,875 |
| What Color is It - Multiple Choice | 0 | - | 4.47 | 43,743 |
| Multiple Choice Numbers #1 | 0 | - | 4.49 | 46,776 |
| England or Wales? | 0 | - | 4.94 | 45,305 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 143,405 |
| Birthstones by Month | 0 | - | 4.41 | 80,472 |
| "Ologies" Quiz | 0 | - | 4.34 | 96,371 |
| Albert Einstein Trivia | 0 | - | 4.58 | 18,308 |
| Name the Metal Alloy | 0 | - | 4.70 | 13,275 |
| Answers are Elements #1 | 0 | - | 4.30 | 52,695 |
| Most Guessed Elements on JetPunk | 0 | - | 4.56 | 48,083 |
| Brightest Natural Objects in the Sky | 0 | - | 4.45 | 27,690 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,150 |
| Body Part Words | 0 | - | 4.43 | 145,197 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,646 |
| Word Scramble - Body Parts | 0 | - | 4.38 | 175,770 |
| Three Letter Body Parts | 0 | - | 4.40 | 204,882 |
| Human Body A-Z | 0 | - | 4.51 | 128,332 |
| One-Syllable Human Body Parts | 0 | - | 4.29 | 87,697 |
| Organs of the Human Body (with map) | 0 | - | 4.10 | 118,313 |
| Medical Specialties | 0 | - | 4.29 | 90,887 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.60 | 47,485 |
| Animals A-Z #1 | 0 | - | 4.41 | 92,789 |
| Pack Animals | 0 | - | 4.23 | 10,330 |
| Lion Trivia | 0 | - | 4.19 | 16,365 |
| Mammal Knowledge #1 | 0 | - | 4.20 | 19,595 |
| Mammal Knowledge #2 | 0 | - | 4.13 | 18,441 |
| Insect Knowledge #1 | 0 | - | 4.38 | 12,300 |
| Insect Knowledge #2 | 0 | - | 4.21 | 8,907 |
| Animals: No Vowels #2 | 0 | - | 4.57 | 21,440 |
| Animals that Start with L | 0 | - | 4.47 | 101,223 |
| Animals that Start with P | 0 | - | 4.45 | 85,619 |
| Animals that Start with S | 0 | - | 4.49 | 86,780 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,730 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,151 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,143 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,449 |
| Biggest Lakes in the World | 0 | - | 4.62 | 88,981 |
| Great Lakes Quiz | 0 | - | 4.78 | 50,101 |
| Rivers and Lakes whose Names are Countries | 0 | - | 4.95 | 45,153 |
| Famous Rivers | 0 | - | 4.74 | 104,496 |
| City to River #1 | 0 | - | 4.59 | 35,743 |
| Most Populous River Basins | 0 | - | 4.61 | 39,541 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,109 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 95,912 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 22,741 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,168 |
| NBA Basketball Multiple Choice | 0 | - | 4.04 | 34,846 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,558 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,135 |
| Which Country Does Not Border... | 0 | - | 4.78 | 93,020 |
| Canada Multiple Choice Quiz | 0 | - | 4.53 | 48,880 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,525 |
| 1, 2, 3, or 4? | 0 | - | 4.28 | 69,716 |
| The Pluto Quiz | 0 | - | 4.60 | 9,775 |
| Citrus Fruits | 0 | - | 3.65 | 41,945 |
| Periodic Table Elements Mentioned in the Bible | 0 | - | 4.78 | 70,287 |
| Category Elimination - Elements | 0 | - | 4.62 | 53,211 |
| Astronomy Decoder | 0 | - | 4.50 | 37,832 |
| The Jupiter Quiz | 0 | - | 4.64 | 16,385 |
| The Mars Quiz | 0 | - | 4.55 | 18,575 |
| The Saturn Quiz | 0 | - | 4.54 | 11,498 |
| The Diseases They Had | 0 | - | 4.15 | 13,884 |
| Dumb it Down Doc | 0 | - | 4.13 | 64,654 |
| 16 Questions that Prove that Physics Makes No Sense | 0 | - | 4.18 | 20,626 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,336 |
| Words that are Animals | 0 | - | 3.88 | 41,405 |
| Extinct Animals | 0 | - | 4.18 | 27,400 |
| Animals A-Z #2 | 0 | - | 4.11 | 66,037 |
| Primate Knowledge | 0 | - | 4.17 | 15,263 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,222 |
| Earliest Domestication of Animals | 0 | - | 4.33 | 28,208 |
| Animals in the News | 0 | - | 4.37 | 26,712 |
| Animals by Alternate Etymology | 0 | - | 3.49 | 9,586 |
| Multiple Choice Animal Quiz #2 | 0 | - | 4.21 | 15,387 |
