Bob Iger
Bob Iger is a big boss. He helps run Disney. He makes sure many movies are made. He also helps with fun parks. He works very hard. Do you like Disney movies?
Early Reader · Change the reading level on the articleTechnology articles — Page 23
Explore inventions, engineering, computing and the tools people build to solve problems. Choose an article below; its reading controls let you move between the available levels.
4,107 public articles · Page 23 of 86
Body armor
Armor helps keep people safe. It is like a hard coat. It stops hits from hurting. Some armor is made of metal. Some is made of hard plates. It helps people do jobs. Do you like to wear a coat?
Early Reader · Change the reading level on the articleBoeing
Boeing makes many big things. They build airplanes for people. They also make rockets for space. These machines help us travel far. It is very cool to see them fly. Do you like to fly in planes?
Early Reader · Change the reading level on the articleBoeing 707
The 707 is a big jet plane. It flies far and fast. It carries many people in the sky. This plane changed how we travel. It was a very special plane. Do you like to fly in planes?
Early Reader · Change the reading level on the articleBoeing 737
The 737 is a big plane. It flies many people. It can carry many seats. This helps us travel far. It is a very busy plane. Do you like to fly?
Early Reader · Change the reading level on the articleBoeing 777
The 777 is a big plane. It flies far away. It carries many people. It has two big engines. We use it to travel. Do you like to fly?
Early Reader · Change the reading level on the articleBoeing AH-64 Apache
The Apache is a big helicopter. It flies in the sky. It has two people inside. It can see at night. This helps people stay safe. Do you like helicopters?
Early Reader · Change the reading level on the articleBoeing B-29 Superfortress
The B-29 was a big plane. It had four engines. It flew very high in the sky. This helped it stay safe. It was used a long time ago. Can you imagine flying so high?
Early Reader · Change the reading level on the articleBoeing B-52 Stratofortress
The B-52 is a very big plane. It flies high in the sky. It has eight big engines. This plane helps keep us safe. It can fly for a long time. Do you like big planes?
Early Reader · Change the reading level on the articleBoiler
A boiler is a big metal tank. It holds water inside. A fire makes the water very hot. This makes steam. We use that steam to stay warm. It can even help cook food. Do you like warm rooms?
Early Reader · Change the reading level on the articleBoiler (power generation)
A boiler makes steam. It uses heat to boil water. A fire makes the water hot. This makes lots of steam. The steam can help move big things. It is very useful! Do you like steam?
Early Reader · Change the reading level on the articleBolt action
A person moves a handle by hand. This moves a part inside. It helps load new things. It can be used for hunting. It is very strong. Do you like tools that work by hand?
Early Reader · Change the reading level on the articleBookbinding
Making a book is fun. First, you stack many pages. Then, you join them with thread. You add a cover to keep them safe. A cover can be made of cloth. It can also be leather. Do you like to read books?
Early Reader · Change the reading level on the articleBookselling
People sell books to others. You can find them in shops. Some shops are on the web. You can buy new books. You can buy old books too. It is fun to read. Do you like to read books?
Early Reader · Change the reading level on the articleBoom (navigational barrier)
A boom is a big barrier. It sits on the water. It can stop boats from moving. This helps keep people safe. It can also stop enemy ships. Do you see boats on water?
Early Reader · Change the reading level on the articleBooting
A computer needs to wake up. You press a button to start it. Then, the computer finds its rules. It loads these rules into its brain. Now the computer is ready to work! Do you use a computer?
Early Reader · Change the reading level on the articleBorei-class submarine
These are big boats. They swim deep in the sea. They stay very quiet. They help a country stay safe. It is a big job. Do you like boats?
Early Reader · Change the reading level on the articleBosphorus Bridge
This big bridge crosses the water. It connects two lands. One land is Europe. The other land is Asia. It helps many cars go by. Do you like big bridges?
Early Reader · Change the reading level on the articleBotnet
Bad people use many computers. They join them in a group. A person can tell them what to do. They might send too much mail. They might steal things. This can hurt your computer. Do you use a computer?
Early Reader · Change the reading level on the articleBottle
A bottle holds things like water. It can be made of glass. It can be made of plastic too. We use them to carry drinks. They help keep things safe. Do you have a favorite bottle?
Early Reader · Change the reading level on the articleBottom trawling
Boats use big nets to catch fish. These nets drag along the sea floor. They can catch shrimp and fish. This helps us get food to eat. It can also change the sea floor. Do you like eating fish?
Early Reader · Change the reading level on the articleBoulevard
A boulevard is a wide road. It often has rows of trees. These roads can be in big cities. They help people move around. You might see one near you! Can you find a big road?
Early Reader · Change the reading level on the articleBowden cable
A cable is a long wire. It lives inside a tube. You can pull or push it. It helps move parts on a bike. It helps cars work too. It is very useful. Do you see a cable near you?
Early Reader · Change the reading level on the articleBowline
This is a special knot. It makes a loop at the end of a rope. It is easy to tie. It is also easy to untie. You can use it to help save people. Do you want to try it?
Early Reader · Change the reading level on the articleBowstring
A bowstring is a strong cord. It joins the two ends of a bow. It helps launch the arrow. The string must be very strong. It must not break. Do you want to try it?
Early Reader · Change the reading level on the articleBox
A box is a thing that holds stuff. It can be very small. It can be very big too. Boxes help us move things. We use them to keep things safe. Do you have a box at home?
Early Reader · Change the reading level on the articleBP
BP is a very big company. It finds oil deep in the ground. It also sells fuel for cars. This helps people travel far. It is a huge business. Do you see their signs?
Early Reader · Change the reading level on the articleBrain–computer interface
Your brain sends tiny signals. These signals help you move. Now, computers can read them. This helps people move robot arms. It can even help people talk. It is like magic! Can you imagine thinking to move a toy?
Early Reader · Change the reading level on the articleBram Cohen
Bram Cohen writes code for computers. He made a way to share files fast. Many computers work together to help you. This makes getting things online very quick. He also makes fun puzzles. Do you like math?
Early Reader · Change the reading level on the articleBram Moolenaar
Bram Moolenaar made computer tools. He made a tool for typing. He used it to help kids. He sent money to help them. He was a kind man. Do you like computers?
Early Reader · Change the reading level on the articleBrass knuckles
These are tools for hands. They fit over your fingers. People used them a long time ago. They can be made of wood or metal. Some places say they are not allowed. Have you ever seen one?
Early Reader · Change the reading level on the articleBratsk Hydroelectric Power Station
A big wall holds back a river. This wall makes power. It helps many big factories work. It is in a place called Russia. It is very, very large. Do you like big walls?
Early Reader · Change the reading level on the articleBreakdown (vehicle)
Sometimes a car stops working. It might not move at all. It might just be unsafe to drive. A car might stop because of its battery. A person can get help to fix it. We can help keep cars running well. Do you like cars?
Early Reader · Change the reading level on the articleBreakwater (structure)
Big walls sit in the sea. They stop big waves. These walls keep ships safe. They help the sand stay on the beach. This helps us too. Do you like the beach?
Early Reader · Change the reading level on the articleBreechloader
A gun can load from the back. This makes it fast to use. You do not go to the front. This helps people stay safe. It is a smart way to work. Do you like fast tools?
Early Reader · Change the reading level on the articleBreeder reactor
Some special machines make their own fuel. They use parts that are not fuel yet. The machine turns them into fuel. This helps us make more power. It is a very smart way to work. Do you like to learn about machines?
Early Reader · Change the reading level on the articleBrendan Eich
Brendan Eich makes computer code. He made a way for websites to work. This helps us use the internet. He also helped build a web tool. He works hard on new things. Do you like to use the internet?
Early Reader · Change the reading level on the articleBrewster Kahle
Brewster Kahle saves things on the web. He makes a big digital library. It keeps books and files safe. This helps you learn new things. He wants books to live forever. Do you like to read books?
Early Reader · Change the reading level on the articleBrian Williams
Brian Williams tells the news. He works on TV. He was a news man for a long time. He once told a story that was not true. He had to say he was wrong. Do you like watching the news?
Early Reader · Change the reading level on the articleBrickwork
People use bricks to build walls. They stack bricks on top of each other. They use wet mud to hold them. This makes the walls very strong. It helps our homes stay up. Do you see any brick walls?
Early Reader · Change the reading level on the articleBridge of the Americas
A big bridge crosses the water. It helps cars go across. This bridge is in Panama. It is very long. It helps people travel. Do you like big bridges?
Early Reader · Change the reading level on the articleBridgewater Canal
A big canal carries coal. It moves coal to the city. This helps people stay warm. It was built a long time ago. It is a very long path for boats. Do you like boats?
Early Reader · Change the reading level on the articleBritannia Bridge
A big bridge crosses the water. It helps trains go across. This bridge was made of iron. It helps people travel far. It is a very big thing. Do you like trains?
Early Reader · Change the reading level on the articleBrit Hume
Brit Hume tells news stories. He works on TV. He talks about leaders. He helps us know what is happening. It is a big job. Do you like to watch the news?
Early Reader · Change the reading level on the articleBroadcast journalism
People hear news on the radio. They see news on the TV. It helps us know what is happening. We can see and hear stories. It is fun to watch. Do you like the news?
Early Reader · Change the reading level on the articleBroadcast syndication
Some shows go to many stations. One show can play on many TVs. This helps you see more fun shows. It lets small stations show big shows. We can watch them anytime. Do you like watching shows?
Early Reader · Change the reading level on the articleBroadcom
Broadcom is a big company. They make small parts for computers. These parts help machines talk to each other. They help us use the internet. This helps you play and learn. Do you like using computers?
Early Reader · Change the reading level on the articleBroom
A broom helps us clean. It has a long stick. It also has stiff hair at the end. We use it to sweep up dust. It makes our homes neat. Do you use a broom to help?
Early Reader · Change the reading level on the article