GLONASS
Space machines help us find our way. They fly high above the Earth. These machines tell us where we are. This helps us when we travel. It is very helpful! Do you like to explore?
Early Reader · Change the reading level on the articleTechnology articles — Page 41
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 41 of 86
Gmail
Gmail is a way to send mail. It works on a phone or computer. You can send notes to friends. It helps you stay in touch. It is very big and fast. Do you use mail to talk?
Early Reader · Change the reading level on the articleGNU Project
People make computer tools together. These tools are free to use. You can change them how you like. This helps everyone learn. It is a big team. Do you like to share things with friends?
Early Reader · Change the reading level on the articleGodfrey Hounsfield
Godfrey was a smart man. He made a new way to see inside the body. It uses special light to take pictures. This helps doctors see if you are sick. He was very good at fixing machines. Do you like to fix things too?
Early Reader · Change the reading level on the articleGoggles
Goggles help your eyes. They keep out dust and water. They also stop bits of wood from hitting you. They keep you safe while you play or work. Do you wear goggles when you swim?
Early Reader · Change the reading level on the articleGold dredge
A dredge finds gold in dirt. It uses water and big buckets. Gold is heavy. It sinks to the bottom. This helps people find it. It is a big job! Do you like shiny gold?
Early Reader · Change the reading level on the articleGolden Age of Radio
Long ago, many people loved the radio. Families sat together to listen. They heard music and funny shows. It was a fun way to learn. It helped people feel close. Do you like to listen to stories?
Early Reader · Change the reading level on the articleGoldman Sachs
This is a big money company. It helps people and businesses. It started a long time ago. It has offices in many places. It helps many people with money. Do you like learning about money?
Early Reader · Change the reading level on the articleGold mining
People dig for gold. It is a shiny metal. It is found in the ground. Some people find it in rivers. Gold is very special to us. Do you like shiny things?
Early Reader · Change the reading level on the articleGold panning
You can find gold in a creek. People use a pan to find it. They shake dirt and water in the pan. The heavy gold sinks to the bottom. The light dirt washes away. It is fun to look for gold. Do you want to try it?
Early Reader · Change the reading level on the articleGomer Berry, 1st Viscount Kemsley
Gomer Berry was a man who ran newspapers. He bought many papers to read. He also worked with coal. This work helped him lead many groups. He had a large family. Do you like to read the news?
Early Reader · Change the reading level on the articleGondola
A gondola is a long boat. It is in a city called Venice. A person rows it with a long stick. This helps people travel on the water. It is a very pretty boat. Do you want to ride in one?
Early Reader · Change the reading level on the articleGondola lift
A gondola is a car in the sky. It hangs from a long wire. The wire moves in a big loop. This carries people high up. It can go over mountains or cities. It is a fun way to ride. Would you like to fly in one?
Early Reader · Change the reading level on the articleGoods station
A goods station is for things. Trains bring many items there. People load them onto big trucks. Some use large cranes too. This helps move stuff to you. It is a busy place. Do you like trains?
Early Reader · Change the reading level on the articleGoogle Chrome
Chrome is a tool for the web. It helps you see websites. You can use it on a phone. It works fast like a car. It is used by many people. Do you use it to look at things?
Early Reader · Change the reading level on the articleGoogle Cloud Platform
Google has a big set of tools. These tools help people build things. They can store lots of data. They can even help computers learn. This helps many people work well. Do you like using computers?
Early Reader · Change the reading level on the articleGoogle Maps
Google Maps is a tool for maps. It helps you find your way. You can see roads and streets. It can even show pictures from space. It helps us travel. Do you like to explore?
Early Reader · Change the reading level on the articleGoogle Search
Google helps you find things online. It looks for words on the web. You can type what you want to know. It finds the best pages for you. It is a very big tool. Do you like to search for things?
Early Reader · Change the reading level on the articleGordon Moore
Gordon Moore was a smart man. He helped make computers better. He helped start a big company. He also gave money to help nature. This helps our world stay green. Do you like computers?
Early Reader · Change the reading level on the articleGordon Murray
Gordon Murray makes fast cars. He draws them to win races. He also makes cars for the road. His work helps people travel. He is a great car maker. Do you like fast cars?
Early Reader · Change the reading level on the articleGotthard Base Tunnel
A long train tunnel goes through mountains. It is the longest in the world. It is very deep under the ground. This helps trains move fast. It also helps keep the air clean. Do you like fast trains?
Early Reader · Change the reading level on the articleGottlieb Daimler
A man named Gottlieb made engines. These engines helped things move. He made a fast motor for a bike. He also made one for a boat. His work helped us travel today. Do you like fast cars?
Early Reader · Change the reading level on the articleGrade (slope)
A grade is a tilt. It shows how steep a hill is. Some hills go up fast. Some hills are flat. It helps us plan roads. It helps us build tracks. Do you like hills?
Early Reader · Change the reading level on the articleGrain elevator
A grain elevator holds lots of grain. It is a big building. It keeps the grain safe. Machines lift the grain up high. Then the grain goes into big tanks. This helps move food to us. Do you see big towers near farms?
Early Reader · Change the reading level on the articleGrand Canal of Alsace
A long path of water is in France. It helps big boats move. The water is calm for them. This helps move things to us. It even makes power for homes. It is very useful. Do you like boats?
Early Reader · Change the reading level on the articleGrand Central Terminal
Grand Central is a big train station. It is in New York City. Many people go there to ride trains. It has many tracks for the trains. It is a very busy place. Do you like trains?
Early Reader · Change the reading level on the articleGrande Dixence Dam
This is a very big wall of stone. It holds back a huge lake. The water helps make power for homes. This power helps us turn on lights. It is a very tall wall. Have you seen a big wall?
Early Reader · Change the reading level on the articleGrand Ethiopian Renaissance Dam
A big dam sits on a river. It helps make power. This power makes lights work. It helps many people in a land. It is very large. Do you like lights?
Early Reader · Change the reading level on the articleGrand tourer
A GT car is fast. It can go a long way. It is very comfy inside. It helps you travel in style. You can drive with a friend. Do you like fast cars?
Early Reader · Change the reading level on the articleGraph (abstract data type)
A graph is a set of points. These points are joined by lines. The lines can be arrows too. These help show how things connect. It helps us see how things work. Can you find a graph in your world?
Early Reader · Change the reading level on the articleGraphical user interface
Computers use pictures to work. You see small icons on a screen. You can tap or click them. This helps you use your device. It makes things easy for us. Do you like using pictures?
Early Reader · Change the reading level on the articleGraphics card
A graphics card helps your computer. It makes the pictures on your screen. It shows colors and shapes. This makes games look real. It is a small part inside. Do you like computer games?
Early Reader · Change the reading level on the articleGraphometer
This tool helps us see shapes. It is a half circle. It has sights to look through. People use it to find angles. It helps make big gardens. It is very cool! Can you see the sights?
Early Reader · Change the reading level on the articleGraydon Carter
Graydon Carter is a writer. He helps make magazines. He worked for a big magazine for a long time. He also makes movies. He helps tell stories to the world. Do you like to read magazines?
Early Reader · Change the reading level on the articleGreat Man-Made River
Big pipes carry water in Libya. They go a long way. The water comes from deep underground. This helps many people have water to drink. It is a very big job. Can you imagine such big pipes?
Early Reader · Change the reading level on the articleGreat Seto Bridge
This is a very long bridge. It goes over the sea. Cars drive on the top. Trains go on the bottom. It helps people travel fast. It is a big, amazing thing. Have you seen a bridge like this?
Early Reader · Change the reading level on the articleGreenhouse
A greenhouse is a warm building. It is made of glass or plastic. The sun shines through the walls. This makes the inside very warm. It helps plants grow in the cold. Do you like plants?
Early Reader · Change the reading level on the articleGregorian telescope
This tool helps us see far away. It uses two curved mirrors. These mirrors catch the light. The light goes through a small hole. Now you can see things clearly. It helps us look at the stars. Do you like to look at…
Early Reader · Change the reading level on the articleGretchen Carlson
Gretchen Carlson works on TV. She tells news stories. She also played the violin. She helped make new laws. These laws help people stay safe at work. She is very brave. Do you like to watch news?
Early Reader · Change the reading level on the articleGreyhound Lines
Greyhound is a big bus company. These buses drive to many cities. They help people travel far away. It is a way to see new places. Do you like to ride on a bus?
Early Reader · Change the reading level on the articleGrid code
Rules help our lights stay on. They keep the power safe for us. Big plants must follow these rules. Wind farms must follow them too. We need them to work well. Do you use lights at home?
Early Reader · Change the reading level on the articleGrid computing
Many computers work as one team. They join together to do big jobs. This helps them solve hard problems fast. It is like a giant group of helpers. Do you like working in a team?
Early Reader · Change the reading level on the articleGrid energy storage
We can save power for later. It works like a big battery. We keep it when we have too much. Then we use it when we need it. This helps our lights stay on. Do you use power at night?
Early Reader · Change the reading level on the articleGrinding (abrasive cutting)
A wheel spins very fast. It has tiny, hard bits. These bits cut metal. They make the metal smooth. This helps us make things. Can you see the sparks?
Early Reader · Change the reading level on the articleGrindstone
A grindstone is a hard stone. It helps make tools sharp. You rub a tool on the stone. This makes a fine edge. It works like sandpaper. It helps us work well. Do you have a sharp tool?
Early Reader · Change the reading level on the articleGSM
Phones use a special way to talk. This helps phones work far away. It helps us call our friends. It makes our phones work well. We can use them every day. Do you like using a phone?
Early Reader · Change the reading level on the articleGTK
GTK helps make computer programs. It makes buttons and menus. These parts help you use a computer. Many apps use it to look good. It is very helpful. Do you use a computer?
Early Reader · Change the reading level on the articleGuangzhou Metro
Trains run under the ground. They move many people. These trains go to many places. They help us travel fast. It is a big system. Do you like trains?
Early Reader · Change the reading level on the article