Hopper Ed

Grace Hopper: The Girl Who Asked Why

Once there was a girl named Grace who always wanted to know how things worked.

She asked why clocks ticked, how radios sang, and what made light bulbs glow. Sometimes, grown-ups told her, "Girls don't need to worry about things like that." But Grace didn't listen. She carried around a screwdriver and a notebook, always ready to open something up and write down what she learned.

One day, Grace took apart all the clocks in her house just to understand them. Her mother wasn't too pleased—but she also wasn't surprised. Grace had always been a little different.

When Grace grew up, she wanted to help her country during World War II. But the Navy said she was too small and too old. Grace said, "I can still think, can't I?" She didn't give up—and soon, she was working with one of the world's first computers, a giant machine called the Mark I.

The Mark I was bigger than a car and could solve math problems faster than any person. But it didn't speak English—it spoke in code. Most people thought the machine was too complicated. Not Grace. She rolled up her sleeves and got to work.

Grace wrote instructions the computer could understand. She made programs that helped it solve problems for the Navy. Once, the computer even stopped working because a moth flew inside and got stuck! Grace taped the moth in her notebook and wrote: "First real computer bug."

But Grace didn't stop there. She had a big idea: What if computers could understand words, not just numbers?

Everyone said, "That's impossible!"

Grace said, "Let's try."

So she created one of the first computer languages, called COBOL. Now, people could write simple instructions using real words—and computers would understand.

Because of Grace, computers became easier to use. Her ideas helped banks, schools, and even space programs solve big problems.

Grace Hopper didn't always fit in. She was curious. She was stubborn. She was different.

And that's exactly what the world needed.

Ada Lovelace: The Girl Who Saw the Future

Once upon a time, there was a girl named Ada who loved numbers more than dolls and dreamed of flying machines instead of fairy tales.

Other children liked to play tag. Ada liked to invent. She built wings out of cardboard, drew designs for steam-powered horses, and asked big questions like: What if a machine could think?

Her mother, Lady Byron, made sure Ada studied math—very unusual for a girl in the 1800s. People whispered, "She's strange," or "Too curious for her own good." But Ada just smiled and kept scribbling in her notebooks.

One day, Ada met a man named Charles Babbage who was building a machine called the Analytical Engine—a kind of early computer, even though computers didn't exist yet!

Most people looked at the machine and saw gears and cranks.

Ada looked at it and saw possibility.

She realized this machine could do more than just math. It could follow instructions. It could sort and store information. It could even—one day—compose music or draw pictures!

Ada began writing long notes—so detailed and brilliant that they became the first computer program in history.

Yes, before computers were even real, Ada Lovelace imagined what they could become.

People didn't understand her ideas at the time. "Too dreamy," they said.

But Ada wasn't dreaming.

She was inventing the future.

Ada was different. She thought in numbers and poems. She was curious and bold.

And that's exactly what the world needed.

Katherine Johnson: The Girl Who Knew the Way

Katherine loved numbers.

She counted everything—stairs, stars, steps to school, even the dishes in the sink. While other kids played hopscotch, Katherine solved math problems for fun.

People said, "Girls don't need to be that smart."

Katherine said, "Why not?"

She zoomed through school so fast, she started high school at ten years old. Teachers didn't always know what to do with someone so brilliant—and so curious.

But Katherine didn't mind being different. She liked being curious. She liked asking questions like:

"Why?"

"How far?"

"What if?"

When she grew up, she wanted to use math to solve real problems. But in those days, Black women weren't often given those kinds of jobs.

Still, Katherine didn't give up.

She became a human computer—a person who did hard math by hand—for NASA. She worked quietly at her desk, calculating the paths rockets needed to follow to get to space.

Then one day, everything changed.

John Glenn, the astronaut, was about to orbit the Earth. The new electronic computers had done the math—but he didn't trust them.

He said, "Get the girl to check it."

He meant Katherine.

So Katherine double-checked all the numbers. And she was right.

Her calculations helped launch John Glenn into space—and bring him safely home.

Later, Katherine helped plan the path that would take astronauts all the way to the Moon.

Not many people knew her name then. But without Katherine's math, the rockets wouldn't have known where to go.

Katherine Johnson was smart. She was different.

And that's exactly what the world needed.

Maryam Mirzakhani: The Girl Who Doodled with Numbers

When Maryam was little, she didn't think she was good at math.

She loved stories. She read every book she could find and dreamed of becoming a writer. But most of all, she loved puzzles—twisty, tricky ones that made her think in new ways.

One day, Maryam saw a math problem that wasn't just numbers on a page. It was like a riddle. A mystery. A story. And Maryam was hooked.

She didn't always solve problems the way other students did. She didn't rush. She wondered. She doodled. She filled whole pages with shapes, squiggles, and curves that danced across the paper.

To others, they looked like drawings.

But to Maryam, they were ideas.

She imagined a world of shapes that curved like pretzels or loops, like rubber bands stretched and twisted. She studied geometry, but not the kind with rulers and triangles—hers was a geometry of imagination.

Some people thought her way of thinking was strange.

Maryam didn't mind.

She kept working, drawing, and thinking in her own beautiful way.

And then something amazing happened.

Maryam became the first woman—and the first Iranian—to win the Fields Medal, the biggest award in mathematics.

She didn't win because she was the fastest or the flashiest.

She won because she saw deeply, and because she never gave up on the way her mind worked—even when it was different.

Maryam Mirzakhani thought in pictures and curves. She solved some of the hardest math problems in the world.

She was quiet. She was creative. She was different.

And that's exactly what the world needed.