Technologys Child

Artificial replacement joints have to be tough and extra smooth. That’s why doctors use replacement joints made with the same long-lasting and strong stuff as sapphires and rubies, a natural mineral called alumina. Learn more about why this gemstone is perfect for making new joints!

Did you know that writing letters used to be the only way to communicate with people far away? Samuel F.B. Morse changed all of that when he invented the telegraph and Morse code! Using wires and electromagnetism, Morse found a way to communicate over long distances almost instantly. This new technology paved the way for the telephone, as well as the other methods of communication we use today!

Can you imagine having to sit still for 30 minutes just to have your picture taken? Or having to send film away to be developed? Technology has come a long way since then! Listen to learn about photography inventions like flashbulbs, Kodak and Polaroid cameras, and more!

Some kids are born missing a hand or fingers, others lose them because of accidents. Find out how people are printing artificial hands on 3-D printers to help those who need a hand. They are cheap, easy to build, and really work!

Many inventors throughout history have built cars. Some tried powering their machines with steam, others tried modeling their designs on horse-drawn carriages, and one even found a way to make the car work on land and sea!

Auto racing is all about aerodynamics. Racecars use two different forces, lift and drag, to fly around the track. Find out how the cars use these forces, and then “fly” your own racecar with a fun experiment!

Kids have always had amazing ideas, like how to keep your ears warm on a cold winter day or an icy treat to enjoy on a hot summer day. Learn about four young inventors and their inventions that helped to change people's lives.

Have you ever heard of a bed that dumps you out if you try to hit snooze on your alarm clock? The “early rising machine” was one of John Muir’s many inventions. He loved to use his innovation and creativity to come up with new technology. If you could invent anything you want, what would you make?

Have you ever wondered what it would be like to stand next to a real dinosaur? Millions of years ago, Dinosaurs ruled the earth and left their fossils behind for us to find all over the world. These fossils help archaeologists and paleontologists learn about what dinosaurs may have looked like. Some were really big and some were really small. In this story, you will learn all of the different shapes & sizes of your favorite dinosaurs before they went extinct. How will you measure up next to your favorite dinosaur?

What animals do you think live in the desert? Follow Click and Jane as they travel through the desert. Not believing anything can live in the hot, dry desert, Click quickly learns that plenty of creatures make their homes in the desert. As the pair is introduced to different birds, plants, reptiles, coyotes, and owls, Click and Jane are able to come to appreciate the desert.

Follow Detective Dobson as he investigates Earth's greatest "mass murderer" that led to the greatest extinction event in Earth's history nearly 250 million years ago. Dobson will travel the world investigating fossils—the evidence left behind by the killer that was left behind in the Earth’s crust. Who really was the killer? Was it a Volcano, Climate Change, Poisonous Gas? Help Detective Dobson find the real suspect with paleontology and geology! Will Dobson ever be able to truly find the killer?

A little boy is out for a walk meets a new friend, the Sun! The sun tells the little boy about himself and all of the important things he does for Earth. Did you know that the sun is a star? Explore space with the sun as he tells you about why we have night and day!

Have you ever wished you could have Harry Potter’s invisibility cloak? At some point soon, you just might be able to get one! Scientists are experimenting with a special material that bends light so the material is concealed. They still have a long way to go, but if they succeed, it could be one of the coolest inventions of the century!

Have you ever wondered why it gets dark at night? Listen to learn about how the Earth’s spinning changes day into night and why some days are longer than others.

Have you ever wondered why wheels are round and not triangles or squares? Try this activity to learn why wheels are the shape that they are.

When it’s your birthday, you add one Earth year to your age. Have you ever wondered how old you would be in Saturn years? What about Mars? Read on to learn about the planets of our solar system and how long it takes for them to complete one whole orbit.

Gears are simple machines that can make up an even bigger machine, like a robot or a clock! Listen to learn about how gears make work easier.

Have you ever ridden a roller coaster? They’re a lot of fun, but a lot of physics is involved in making those rides work. The momentum built up by energy and speed keep those trains on their tracks and riders in their seats, even when they’re upside-down!

Discover the fun facts about the world and become a master of geography with this interactive trivia book from Jeopardy! champ and New York Times bestselling author Ken Jennings.

An introduction to the lungs and how they function. The concepts of blood and oxygen are discussed, as well as asthma.