Explore the ideas and history behind numbers, shapes, patterns and mathematical thinking. Choose an article below; its reading controls let you move between the available levels.
1,419 public articles · Page 22 of 30
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We can think about what might happen. Some things must happen. Other things could happen. We use special rules to study this. It helps us learn. It helps us know things. Can you think of something that might happen?
Early Reader · Change the reading level on the articleA model is a small copy. It can show how things look. A toy ship is a model. It helps us learn. We use them to see big things. Can you find a model in your room?
Early Reader · Change the reading level on the articleWe can use rules to talk about things. These rules can describe shapes or numbers. We look for things that fit the rules. This helps us see how things work. It is like a puzzle. Can you find a pattern?
Early Reader · Change the reading level on the articleMaps can change how we see things. We draw lines to make groups. These lines can change the story. A map might look different if we use big groups. It might look different with small groups. It helps us learn. How do…
Early Reader · Change the reading level on the articleWe use time to count things. We can count days or weeks. Sometimes the way we count changes things. It helps us see patterns. It helps us learn. Do you count your days? How do you count your time?
Early Reader · Change the reading level on the articleMath can show us patterns. It can show how shapes fit. We use it to see how things change. It helps us see shapes in new ways. It is like a puzzle for us. Can you find a pattern today?
Early Reader · Change the reading level on the articleMath can show how things fit together. Some shapes and patterns are friends. They match in a special way. This helps us solve big puzzles. It is like finding a hidden link. Can you find patterns too?
Early Reader · Change the reading level on the articleMath can help us group things. Imagine a big box of circles. We can find a way to sort them. One way is by how wide they are. This helps us see all the circles at once. It is like a map for shapes. Can you find…
Early Reader · Change the reading level on the articleSometimes things do not fit evenly. Imagine you have five cookies. You want to share them with one friend. You each get two. One cookie is left over. That leftover is the extra bit. Can you find the extra bit? It is…
Early Reader · Change the reading level on the articleWe can use rules to think. If one thing leads to another, we can guess. If the first thing happens, the next thing must happen too. It helps us learn new things. Can you think of a rule?
Early Reader · Change the reading level on the articleWe can use clues to think. If one thing happens, then another thing must happen. If the second thing did not happen, the first did not happen either. This helps us solve puzzles. It is a way to find the truth. Can…
Early Reader · Change the reading level on the articleWe use math to study patterns. We can count things in many ways. This helps us learn about groups. It helps us know what comes next. Math is like a tool. Can you find a pattern today?
Early Reader · Change the reading level on the articleWe can use math to see shapes. Math tells us how things look. It shows if a shape is wide or thin. It helps us find the middle. Math is a great tool. Do you like shapes?
Early Reader · Change the reading level on the articleMath helps us find patterns. We can group things together. We can also use a special rule. One rule lets us stay the same. This helps us solve puzzles. It is a fun way to think. Can you find a pattern today?
Early Reader · Change the reading level on the articleMath uses many small parts. These parts can be numbers or letters. We call one part a monomial. It is like one single block. You can use them to build big things. Do you like to build with blocks?
Early Reader · Change the reading level on the articleWe can use luck to solve puzzles. Imagine tossing many grains of sand. We see where they land. This helps us find answers. It works well for hard things. It is like a game of chance. Can you try it?
Early Reader · Change the reading level on the articleYou play a fun game. Three doors hide a car. You pick one door. The host shows a goat. Should you switch doors? It is a hard puzzle! Do you want to try it?
Early Reader · Change the reading level on the articleMath uses arrows to show how things link. One arrow goes from one thing to another. It can show a path. You can even link two arrows together. This helps us see how things change. It is like a map for math. Do you…
Early Reader · Change the reading level on the articleShapes can move in new ways. You can slide a shape. You can turn a shape. You can flip a shape too. These moves do not change the shape. It stays the same size. Can you move a shape?
Early Reader · Change the reading level on the articleYou can draw dots on paper. You can draw lines to join them. Some dots have two lines between them. Some lines go back to the same dot. This helps us show many ways to go. It is fun to see the paths. Can you draw a path?
Early Reader · Change the reading level on the articleA table helps you count fast. It shows many groups at once. It can be a big grid. It helps you learn math. You can use it every day. Do you like to count?
Early Reader · Change the reading level on the articleNumbers can work in groups. We can use rules to find them. Some rules help us count fast. They work with many small parts. This helps us solve puzzles. It is like a math game. Can you find a pattern?
Early Reader · Change the reading level on the articleSome numbers have a twin. When you use them, they make one. If you have five, its twin is one fifth. This helps us split things up. It is like sharing a snack. Can you find a twin for two?
Early Reader · Change the reading level on the articleWe can study things from far away. We look at how they pull or push. We can see many small shapes. These shapes help us learn. It is like a map for tiny things. Do you like to look at shapes?
Early Reader · Change the reading level on the articleYou can have a group of things. Some things can be the same. You might have two red cars. You might have three blue cars. You can count them all up. This helps us know how many we have. Do you have a group of toys?
Early Reader · Change the reading level on the articleSometimes one thing can have two answers. It is like a path that splits. You can go two ways. Both ways are right. Math can be like that too. Can you find two ways?
Early Reader · Change the reading level on the articleMany things can happen at once. You can measure height and weight. We can see how they go together. Most things stay near the middle. They do not change too much. It helps us see patterns. Can you find a pattern?
Early Reader · Change the reading level on the articleWe can look for things. We look for the first one. We check one by one. It helps us find things. It is like a hunt. Can you find a blue toy?
Early Reader · Change the reading level on the articleMusic and numbers work together. Music has a steady beat. It also has many notes. These notes follow a plan. This plan makes songs sound good. Can you hear the patterns in music?
Early Reader · Change the reading level on the articleYou can play with patterns. We can use shapes or cards. We put them in rows and columns. We make sure they do not match too much. This is a fun puzzle. Can you find a pattern?
Early Reader · Change the reading level on the articleYou and a friend play a game. You both make a plan. You do not want to change your plan. Your friend does not want to change their plan either. This is a special way to play. Do you like to play games?
Early Reader · Change the reading level on the articleWe use bits to tell things. Some people use a new way. It is a way to count bits. This helps us know about facts. It can help us learn. It is a neat idea. Do you like to count?
Early Reader · Change the reading level on the articleMath can show how things change. It helps us see patterns. We can move from one rule to a new rule. We do this in the same way every time. This helps us stay on track. It is like a map for math. Can you find a…
Early Reader · Change the reading level on the articleWe can say no to things. If a dog runs, we say it does not run. This flips the truth. It makes a true thing false. It makes a false thing true. It is like a switch. Can you think of a way to say no?
Early Reader · Change the reading level on the articleMath is about groups of things. We can group items to see how they work. We can make new groups from old ones. This helps us learn about many things. It is like a big puzzle. Can you find a group of toys?
Early Reader · Change the reading level on the articleWe can find a secret number. First, we make a good guess. Then, we use a trick to get closer. Each step makes our guess much better. It is like getting very close to a prize. Can you find the number?
Early Reader · Change the reading level on the articleA man named Châu loves math. He solves big puzzles with numbers. He won a very special prize. He is a great teacher too. He even wrote a book for kids. Do you like math puzzles?
Early Reader · Change the reading level on the articleA group of friends wrote math books. They worked together as one team. They used one name for all of them. This name was Nicolas Bourbaki. They wanted to help people learn. It was a big job! Can you work with friends…
Early Reader · Change the reading level on the articleWe use math to find patterns. We can draw a line to fit dots. The line tries to be very close to all dots. This helps us see how things change. It is like a game of hide and seek. Can you find a pattern?
Early Reader · Change the reading level on the articleSome things change in a wild way. A small change can make a big mess. The weather is like this. It can be hard to guess. It is not always the same. Can you see how things change?
Early Reader · Change the reading level on the articleNorbert Wiener loved math. He was very smart. He learned many things fast. He taught at a big school. His work helps us build machines. Do you like math too?
Early Reader · Change the reading level on the articleWe can use a chart to play games. The chart shows what you can do. It also shows what you win. This helps us pick a plan. It is like a map for a game. Can you pick a plan?
Early Reader · Change the reading level on the articleSome numbers are very fair. They use every digit the same amount. No number is picked more than others. It is like a fair game. It stays even and steady. Do you like fair games?
Early Reader · Change the reading level on the articleMath can be about groups. A group is a set of rules. Some rules are special. They stay the same in many ways. These special rules are called normal. They help us see patterns. Do you like patterns?
Early Reader · Change the reading level on the articleWe use math to find how long things are. It helps us find the distance from a spot. It is like measuring a line. This helps us know how far to go. It makes math very useful. Can you find a long line?
Early Reader · Change the reading level on the articleSome puzzles are hard to solve. But the answer is easy to check. You can see if it is right. This helps us learn. It is like a game. Can you find a way to check a puzzle?
Early Reader · Change the reading level on the articleSome puzzles are very hard. They take a long time to solve. These are the hardest kinds of puzzles. They can even be harder than other tough ones. We use them to learn. Can you find a hard puzzle?
Early Reader · Change the reading level on the articleScientists ask many questions. They want to know if things change. Sometimes, things stay the same. They check to see if it was just luck. This helps them find the truth. Can you find patterns too?
Early Reader · Change the reading level on the article