Résultats pour "bahni turpin" dans Science et technologie

This edition of Margot Lee Shetterly’s acclaimed book is perfect for young students. It's the powerful story of four African-American female mathematicians at NASA who helped achieve some of the greatest moments in our space program. Before John Glenn orbited the earth, or Neil Armstrong walked on the moon, a group of dedicated female mathematicians known as “human computers” used pencils, slide rules, and adding machines to calculate the numbers that would launch rockets, and astronauts, into space.

How does a cake bake? What’s the difference between baking soda and baking powder? And why is it so important to measure the different ingredients in a recipe? Ada Twist, Scientist: The Why Files is the perfect nonfiction resource for all these questions and more. Based on the bestselling series and the new Netflix show, this nonfiction series is perfect for the youngest scientists of tomorrow, as they learn along with Ada.

Before John Glenn orbited the Earth or astronauts walked on the moon, a group of dedicated female mathematicians known as “human computers” used their knowledge, pencils, adding machines, and writing paper to calculate the orbital mechanics needed to launch spacecraft. Katherine Johnson was one of these mathematicians who used trajectories and complex equations to chart the space program. Even as Virginia’s Jim Crow laws were in place in the early 1950s, Katherine worked analyzing data at the NACA (later NASA) Langley laboratory.

What exactly is a robot? How do they talk and move? And what does it take to build one? Ada Twist, Scientist: The Why Files is the perfect nonfiction resource for all these questions and more. Based on the bestselling Questioneers series and the Ada Twist, Scientist Netflix show, this nonfiction series is perfect for the youngest scientists of tomorrow as they learn along with Ada.

How can the sun power the lights in our homes? What happens to our things after we recycle them? How is renewable energy being used to fight climate change? Ada Twist, Scientist: The Why Files is the perfect nonfiction resource for all these questions and more. Based on the bestselling Questioneers series and the Ada Twist, Scientist Netflix show, this nonfiction series is perfect for the youngest scientists of tomorrow as they learn along with Ada.

What do plants eat? Why do some plants have flowers and others don’t? And what’s the tallest plant out there? Ada Twist, Scientist: The Why Files is the perfect nonfiction resource for all these questions and more. Based on the bestselling series and the new Netflix show, this new nonfiction series is perfect for the youngest scientists of tomorrow as they learn along with Ada.