Children’s / Teenage general interest: Science and technology

How does an egg become a butterfly?

A little apple tree in a forest of oaks begs God for stars like those glimmering on the branches of the great oak trees beside her.

Twelve-year-old Clyde Tombaugh stepped up and took his first look through a telescope.

In the 1870s, surgery was a crude affair performed on the patient's kitchen table.

Many seeds travel inside fruits.

Emery J.

Dr.

In 1791 plans for the new capital city, Washington, DC, were in the works, but someone was needed to help with the surveying.

It was a clear autumn night in 1847.

In the 1800s, the moist soil of the Midwest would stick to plow blades, stopping the farmers as they plowed.

In 1942, polio epidemics raged out of control, and medical treatments were largely unsuccessful in fighting the disease.

Sir Isaac Newton changed the world with his many discoveries and inventions about mathematics, science, optics, and physics.

Artist and storyteller E.

Everybody obeys what Gramma says.

What's that funny feeling coming from your gut?

Have an itch?

Your mouth really is filthy!

From snot and phlegm to earwax and eye gunk, there's some pretty gross stuff in that body of yours!

Have you ever crashed your bike and torn up your knee?

YALSA Excellence in Nonfiction for Young Adults FinalistOne of the Best Books of the Year: Chicago Public Library, School Library Journal, Science Books & FilmsBright white teeth.

Simple text and full-color photographs depict children engaged in various activities that make up the scientific process: asking questions, noticing details, drawing what they see, taking notes, measuring, performing experiments, and more.

Americans are divided over the future of the U.

Allergens are all around us: in the air, on our pets, and in our food.

An estimated 245,225 people in the United States are currently living with leukemia or are in remission.

Two-thirds of adults and nearly one-third of children in the United States are overweight or obese.

Heart disease, hypertension, nerve damage, vision problems, liver damage.

In this fun-filled look at fractions, Brian P.

People, animals, machines, and wind all make sounds.

Solids, liquids, and gases are the three states of matter.

You know that magnets hold pictures on a refrigerator.

The sun, lightbulbs, and flickering fires all bring light to our world.

The sun, furnaces, and ovens all make heat.

Electricity powers lights, computers, and television sets.

What do bicycles, doorknobs, and screwdrivers have in common?

What do a doorstop, a butter knife, and the front of a boat have in common?

What do jar tops and water-bottle lids have in common?

What do flagpoles and some window blinds have in common?

What do hammers, wheelbarrows, and brooms have in common?

What do staircases, dump truck beds, and ramps have in common?

Many people travel long distances by airplane.

Many kids take backpacks to school.

All kinds of animals have skin-even humans!

What animals have shells?

Some mammals have a little fur or hair, others have a lot!

See how birds use feathers for flight, warmth, camouflage, and much more.

Inspiration for the Netflix series Chico Bon Bon!

USA TODAY, the Nation's No.

"e;Early intervention helps kids who need treatment,"e; clarifies a headline in USA TODAY, the Nation's No.

Depression is a mental health disorder that affects the lives of millions.

Every year, one out of every 100 children in the United States-or six out of every 1,000 young people worldwide-is diagnosed with autism.