• +13585

  What is the most popular movie saga ever?

  General — Redmond, OR

• +11922

  How is paint made?

  Baxter — Auckland

• +11450

  How do mirrors work?

  Max — Arcadia, CA

• +10327

  What is swimmer’s itch?

  Dorey — Sylvania, OH

• +10298

  how does a snake shed its skin?

  Jan — Comox

• +10118

  how do you guys answer our wonders

  tony — Cary, NC

• +9760

  My Grade 3 students are wondering why their birthday changes to a different day of the week every year.

  Jennifer — Sudbury

• +9554

  How do dandelions change from White to yellow?

  Allison — Columbia

• +9520

  What are trademarks and copyrights?

  David — Clermont

• +9219

  Where did birthday cake originate?

  Natalie — Round Rock, TX

• +9100

  Why does Lebron James throw powder

  Kathleen — Rothschild, WI

• +8952

  What is trigger finger?

  Alexa — Atkinson , NH

• +8899

  How to start eating better

  Melissa — Gold Canyon, AZ

• +8616

  Does the U. S. Navy plan to stop seeing all ships and submarines as female? Stop referring to them as "she"?

  Deborah — Alexandria

• +8464

  What is a water spout?

  Megann — BURNSVILLE

• +8449

  Why do we have tonsils and are they important?

  Alyssa — Lorain, OH

• +8329

  when and why does a whitetail buck shed his antlers?

  Derek — Charlotte

• +8198

  How much blood does your heart pump in 1 minute?

  Henry — Urbandale

• +7839

  How are new language variations created?

  Donna — Memphis, TN

• +7705

  What is the solution to the Grandfather Paradox?

  Jake — Arcadia, CA

• +7623

  What is sleep paralysis, how and why does it happen and who would be most affected by it?

  Annalise — Lorain

• +7525

  How is Mercury shrinking ?

  Nico — Tulaew, CA

• +7522

  What are the benefits and disadvantages of electric cars?

  Caroline — Liberty

• +7447

  How do rivers power textile mills?

  Debbie — Manchester, NH

• +7315

  Are schools “out for summer” world wide? When and how did the idea of summer vacation start?

  Jennifer — West Hempstead, NY

• +7286

  How do Tectonic Plates work

  Charlotte — Melbourne

• +7273

  What is the legacy of Nipsey Hussle?

  Mariah — Rialto, CA

• +7201

  If cockroaches were around during dinosaur times, than why did they not go extinct?

  Baxter — Travelers Rest, SC

• +7189

  What is Time Dilation?

  Shannu — Louisville , KY

• +7095

  Why do babies' eyes change color?

  Brinleigh — Buford, GA

• +6968

  What is a doppelganger?

  Karah — Sandusky , OH

• +6883

  What is the oldest piece of Literature?

  Harini — Cranston

• +6756

  What is the dry cleaning process?

  Eli — Alton, IL

• +6697

  Who invented the Hard drive?

  Ruben Pena — Waco

• +6679

  Why is it colder on clear nights than on cloudy nights?

  Jeff — State College

• +6537

  Why are jungles so thick with plants and trees?

  Lisa — Winter Park

• +6488

  Why were all the animals in Prehistoric time giant? Like the giant mammoth and buffalo?

  Jennifer — Cleveland, OH

• +6443

  Why are sugars sticky?

  David — Wahkon, MN

• +6190

  How long does it take for a wonder to be published, and what process does it have to go through?

  Rachel — Carmel

• +6160

  How did humans evolve?

  Alejandro — Miami

• +6138

  What is stock-home syndrome?

  Maximo — West st paul, MN

• +6102

  Why can't you tickle yourself?

  Nilah — Chicago, IL

• +6083

  What is Angelman Syndrome?

  Tristan — Markham

• +6007

  How were oceans formed

  Saiyam — Pune

• +5903

  Where did Gastropods come from?

  Jody — Wells

• +5817

  How are X-ray, UV, optical, and IR broad emission lines (BELs) are seen in the spectra of some active galactic nuclei

  Nate — Stormstown, PA

• +5690

  HOW DID SCIENTISTS FIND OUT ABOUT LIGHTYEARS?

  carl — Cortland

• +5670

  What is hemophilia?

  Eli — Pentwater, MI

• +5660

  I wonder if salt water gets used for our toilets in an attempt to conserve water?

  Linda — Kings Park, NY

• +5539

  Why Do Tectonic Plates Move So Much?

  Emily — West Des Moines, IA

• +5509

  How did evolution shape the physical characteristics of modern day animals?

  Jesse — Miami Beach, FL

• +5509

  How does water treatment plants work?

  Lisa — Fishers , IN

• +5496

  What is a kinkajou?

  Isaiah — Sydney

• +5435

  who invented batteries

  Laura — Cleveland, OH

• +5432

  How do you get dislexya

  Grace — Basehor, KS

• +5392

  Why do we see the moon in the morning

  Ashley — Houston

• +5318

  Are wormholes real?

  Carter — Oconomowoc, WI

• +5311

  What are pens made of ?

  Joanna — Maple Grove, MN

• +5290

  Why is it that it's the 2000s but it's the 21st century?

  michael — cincanatin , OH

• +5246

  who was Joop Donkervoort?

  Rachel — Carmel

• +5001

  How did people learn to read words and phrases?

  Nevaeh — Easton

• +4982

  How are commissions and state boards established?

  Julie — Folsom, CA

• +4931

  oboe vs clarinet

  Gao — Kuala Lumpur

• +4867

  What's the difference between a tortoise and a turtle?

  Brinleigh — Buford, GA

• +4825

  What did peasants have for food and drink in medieval times?

  Joni — Wareham, AL

• +4820

  Why Isn't There Baseball for Women?

  Myla — O'Fallon, MO

• +4796

  How do scientist know the big bang exists?

  Faith — Rye, NH

• +4741

  How do we fix the women's salary problem?

  Sarah — Fort Collins, CO

• +4564

  What is aerial sling dance?

  Sophie — Saint Paul

• +4562

  How big is Olympus Mons and is it an active volcano?

  Nancy — Charlottesville, VA

• +4413

  Is esp real?

  Josh — Mount Joy, PA

• +4403

  How to clean ears with perforated ear drums?

  Joni — Wareham, AL

• +4397

  Why are pink katydids so rare and why are they pink?

  Jacob — Waverly, IA

• +4394

  How did people create words?

  Alejandro — Sacramento, CA

• +4379

  Why does 70 degrees Fahrenheit feel warmer in Alaska than in Michigan?

  Laura — Wasilla, AK

• +4365

  What were the twin towers of new york

  Patti — Gilbertsville, PA

• +4286

  What are Pores and What do they do?

  Emily — waukesha, WI

• +4081

  How did the Bird of Paradise get its name?

  Phillip — Lilydale, Tasmania

• +3962

  What is Scrhödinger’s Cat?

  Saaketh — Ashburn, VA

• +3735

  Which of the first three colonies would have been the best option for colonists?

  Chad — Cheney, WA

• +3707

  what is stone man syndrome

  S — st louis, MO

• +3667

  What is the Doolittle Raid?

  nathan — bexley, OH

• +3637

  What are Marimo Moss Balls?

  Madi — Waukesha, WI

• +3199

  Why did The Americans pillage the Navajos

  Letticcia — Sacramento, CA

• +3187

  Are all bird beaks the same?

  CHRISTIE — Maynard

• +3178

  Why dont we speak one langague?

  Mazzy — Lubbock, TX

• +3103

  Do you have to travel to space to become an astronaut or can you be considered an astronaut by studying space.

  Will — Chappaqua , NY

• +3073

  What is a GMO

  Deanna — Wendell

• +3067

  How was Carlsbad Caverns formed?

  Angel — Clare

• +2985

  Why did prehistoric horses have four toes and why did they lose them?

  Alyssa — Jackson

• +2967

  Why does honey never go bad?

  Ali — state college

• +2906

  What is a gallbladder?

  Rachel — Charlotte, NC

• +2901

  How do people drink water on the moon?

  Ms. — Austin, TX

• +2737

  Why do we get hungry?

  Riley — fort wyne

• +2702

  why are blood moons red?

  neria — Cupertino, CA

• +2679

  How many hairs do you have on your head?

  Miss — San Antonio, TX

• +2610

  What was the first arcade game called

  J — Bellmore, NY

• +2593

  Why do animals see different colors?

  Stella — Wilmington

• +2538

  Who Invented Double-Sided Sequins?

  Natalie — Tucker, GA

• +2506

  What was the Joseon Dynasty in Korea?

  Zara — Cypress, TX