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 56 of 86
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A small machine makes power. It works in your home. It makes light for you. It also makes hot water. This helps us save energy. It is very smart. Do you like to save energy?
Early Reader · Change the reading level on the articleA microcomputer is a small computer. It can fit on a desk. It is not as big as a room. You can use it at home. It helps us do many things. Do you like computers?
Early Reader · Change the reading level on the articleA special tool cleans liquids. It uses a tiny screen. This screen stops small bits of dirt. It keeps the liquid safe for us. It helps make juice and milk. Do you like clean milk?
Early Reader · Change the reading level on the articleTiny lights make a screen work. They are very small. These lights make bright colors. They help us see pictures. They can make a screen look good. It is a cool way to see. Do you like bright colors?
Early Reader · Change the reading level on the articlePeople long ago made tiny stone tools. They used small pieces of flint. These stones were used for spear tips. They also helped make arrowheads. They were very easy to carry. Can you imagine using them?
Early Reader · Change the reading level on the articleTiny machines are very small. They are smaller than bugs. These machines can help cars. They help keep us safe. They work in many ways. Do you want to see them?
Early Reader · Change the reading level on the articleMicron makes parts for computers. These parts help store your data. They help computers work fast. This helps you play games. We use these parts every day. Do you use a computer?
Early Reader · Change the reading level on the articleA tiny chip is a brain. It lives inside a computer. It tells the computer what to do. This helps us play games. It helps us talk to friends. It is very small. Do you have a tiny brain in your toy?
Early Reader · Change the reading level on the articleThis tool is very small. It uses tiny paths to mix things. It works fast and stays safe. It helps make new things. It is like a tiny factory. Do you like small things?
Early Reader · Change the reading level on the articleBing is a way to find things online. You can look for videos or pictures. It can even help you make art. It is a very big tool. It helps many people every day. Do you use it to search?
Early Reader · Change the reading level on the articleExcel is a tool for computers. It helps us use numbers. It can make pretty charts. It helps people do work. It is very useful. Do you like math?
Early Reader · Change the reading level on the articleOffice is a set of tools. It helps you work on a computer. You can write stories. You can make slides for school. It helps many people do jobs. Do you use a computer?
Early Reader · Change the reading level on the articleOutlook is a tool for computers. It helps people send mail. It also keeps a list of dates. You can use it for work. It helps you stay busy. Do you like to send mail?
Early Reader · Change the reading level on the articlePaint is a tool for your computer. You can use it to draw. It lets you make colorful pictures. It is fun to use. Do you like to draw?
Early Reader · Change the reading level on the articlePowerPoint is a tool for computers. It helps people show pictures to a group. You can use it to share ideas. It makes talking to others fun. Do you like looking at pictures?
Early Reader · Change the reading level on the articleWord is a tool for typing. It helps you write stories. You can use it on a computer. It makes work easy for us. It is very helpful. Do you like to write?
Early Reader · Change the reading level on the articleMusic tools can talk to each other. One tool can tell another what to play. This helps people make new songs. It can even make a big band sound. Do you like to make music?
Early Reader · Change the reading level on the articleMika is a news lady. She talks on TV. She tells us what is happening. She also writes books. It is a busy job! Do you like to watch the news?
Early Reader · Change the reading level on the articleMike Wallace was a man on TV. He asked many people big questions. He talked to leaders and famous people. His work helped us learn news. He worked for a long time. Do you like to watch the news?
Early Reader · Change the reading level on the articleMikhail Fridman is a man who runs big businesses. He helps run many large banks. He also helps run stores that sell food. He works very hard. Do you like to help run things too?
Early Reader · Change the reading level on the articleMikhail was a man who made tools. He made tools for soldiers. He made a very famous tool. It was strong and worked well. He also liked to write books. Do you like to make things?
Early Reader · Change the reading level on the articleThis is a fast jet. It flies very high. It can go faster than sound. Many countries use it. It looks like a silver bird. Do you like fast planes?
Early Reader · Change the reading level on the articleTrains run under the city of Milan. They go on many lines. Most tracks are deep underground. These trains help people get around fast. It is a very big system. Do you like riding trains?
Early Reader · Change the reading level on the articleSome planes fly for war. They carry tools and food. They can also watch from above. This helps people stay safe. It is a big job. Do you like planes?
Early Reader · Change the reading level on the articleA glider is a plane with no engine. Another plane pulls it through the air. It can carry many people. It can also carry big tools. This helps soldiers get to new places. Can you imagine flying in a quiet plane?
Early Reader · Change the reading level on the articleSome helicopters work for the military. They can carry many people. They can also carry gear. Some help find people who are hurt. These tools help keep people safe. Do you like helicopters?
Early Reader · Change the reading level on the articleLarge planes carry things for soldiers. They fly food and gear to far places. They can also help people in need. These planes are very big and strong. Do you like big planes?
Early Reader · Change the reading level on the articleA big bridge sits in France. It goes over a deep valley. It is very, very tall. Cars drive across it to go on trips. It helps people move fast. Do you want to see it?
Early Reader · Change the reading level on the articleA mill breaks things into small bits. It can crush rocks or grain. Some use wind to work. Some use water. It helps us make things. Do you like flour or sugar?
Early Reader · Change the reading level on the articleA machine can cut metal. It uses a spinning tool. The tool has many teeth. These teeth shave off small bits. This makes new parts. It can make parts just right. Do you like to build things?
Early Reader · Change the reading level on the articleA millstone is a big stone. It helps make food. It can crush seeds into flour. This helps us eat bread. It is a very old tool. Do you like bread?
Early Reader · Change the reading level on the articleThis is a big helicopter. It can carry many people. It can also carry weapons. Some people call it a flying tank. It is very strong. Do you like big planes?
Early Reader · Change the reading level on the articleThis is a big helicopter. It can carry many people. It can also carry things. Many countries use it. It helps people all over the world. Do you like helicopters?
Early Reader · Change the reading level on the articleMilton Hershey made candy. He made milk chocolate bars. He also made sweet caramels. He helped build a school for kids. He was a very kind man. Do you like chocolate?
Early Reader · Change the reading level on the articleWe find good things in rocks. We break big rocks into small bits. Then we pick out the good parts. This helps us make things like metal. It is like finding a prize in the sand. Can you find a shiny rock?
Early Reader · Change the reading level on the articlePeople make special wool from rocks. It looks like soft fluff. It keeps houses warm. It can also stop loud sounds. It helps plants grow too. It is very useful. Do you like cozy homes?
Early Reader · Change the reading level on the articleThings are getting smaller. We make small phones and computers. This helps them work fast. Small tools are easy to carry. It is fun to see new things. Can you find something small?
Early Reader · Change the reading level on the articleA minibike is a small bike. It has a motor. It has two wheels. You ride it on dirt or grass. It is fun to ride! Do you like small bikes?
Early Reader · Change the reading level on the articleA minibus is a small bus. It carries more people than a car. It carries fewer people than a big bus. It has many seats for friends. You can ride it with others. Have you seen a small bus?
Early Reader · Change the reading level on the articlePeople find things in the ground. They find gold and metal. These things help us make tools. We use them every day. It is a big job. Do you want to find treasure?
Early Reader · Change the reading level on the article{ \"text\": \"A minivan is a big car. It can hold many people. It has lots of room for bags. You can move the seats around. It has doors that slide open. This helps a family ride together. Do you like big cars?\",…
Early Reader · Change the reading level on the articleThere are paths in the sky. They connect big buildings. These paths are warm inside. You can walk to shops. You can walk to work too. It helps when it is cold. Do you like walking in the sky?
Early Reader · Change the reading level on the articleA mint is a big factory. It makes coins for us. It makes many coins at once. These coins help us buy things. It is a very busy place. Do you have any coins?
Early Reader · Change the reading level on the articleMIPS is a way for computers to think. It helps them follow rules. It was used in some video game machines. It helps games look good. We use computers every day. Do you like to play games?
Early Reader · Change the reading level on the articleSome tools can find a spot. They use tools to see. They can follow a moving thing. They can also find a place. This helps them be very exact. It is very smart work. Do you like machines?
Early Reader · Change the reading level on the articleThis is a long path of water. Boats use it to travel. It goes across Germany. It helps boats move things. It is a very big path. Can you see the boats? Do you like boats?
Early Reader · Change the reading level on the articleSome buildings do many things. People live in them. Shops are on the bottom. You can work there too. It helps us stay close. It is fun to walk. Do you like big buildings?
Early Reader · Change the reading level on the articleA mixer helps us make food. It spins fast in a bowl. This helps stir or whip things. It can even mix thick dough. It makes cooking much easier for us. Do you like to bake treats?
Early Reader · Change the reading level on the article