Have You Ever Wondered... Why do belly flops hurt? What does the kinetic energy of a belly flop convert into? Can a belly flop cause serious injury?

Today’s Wonder of the Day was inspired by katelyn. katelyn Wonders, “ who discovered electricity ” Thanks for WONDERing with us, katelyn!

How Do Boats Float?I n Wonderopolis, we have lots of fun in the water. From paddling canoes and kayaks to spending time in houseboats, floating on lakes and rivers is a great way to enjoy the outdoors ...

Have You Ever Wondered... Is there any proof that Bigfoot is real? How do some experts explain alleged Bigfoot sightings? What are some other common nicknames for Bigfoot?

Have You Ever Wondered... How does a species become endangered? How many species are on the endangered species list? What can you do to help protect endangered species?

Have You Ever Wondered... How does a calculator work? When was the calculator invented? How big were the first calculators?

Have You Ever Wondered... Why do airplanes leave tracks in the sky? What are contrails? How do pilots use planes to write in the sky?

Have You Ever Wondered... What is a Rube Goldberg machine? Who was Rube Goldberg? Why are Rube Goldberg machines so fascinating?

W hen you look around you, what do you see? The world is filled with all sorts of things to look at. Trees, birds, people, cars… the list goes on and on. If you look up at the night sky, you may see ...

Have You Ever Wondered... How many times does your heart beat in a lifetime? How big is your heart? What is the average resting heart rate for an adult?

H ave you ever been wandering around the streets of a city and happened upon a street performer wearing interesting clothes, lots of white make-up, but not making a sound? If so, chances are you've ...

Do Dogs Really Eat Homework?Y ou have a big, important homework assignment due tomorrow, but you're not stressed. You made good use of your study time at school and completed over half of it. When you ...