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 25 of 30
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Math can help us find shapes. We use numbers to see patterns. We can use them to find distances. This helps us learn about the world. It is very fun to learn. Do you like to find patterns?
Early Reader · Change the reading level on the articleSome shapes look like a big curve. This curve can cross a line. We can use math to find where it hits. This math helps us find the spots. It is like a map for shapes. Can you find a curve like this?
Early Reader · Change the reading level on the articleSome shapes look like a big curve. This curve is like a bowl. It can turn up or down. It has one special turning point. We can use math to find it. Do you see curves in your world?
Early Reader · Change the reading level on the articleNumbers can have secret patterns. Some numbers fit together in a special way. A man named Gauss found these patterns. They help us solve math puzzles. It is like finding a hidden map. Can you find a pattern today?
Early Reader · Change the reading level on the articleMath can find special numbers. Some numbers come from multiplying a number by itself. We call these special numbers residues. They help us hide secret codes. This math is very cool. Can you find a square shape?
Early Reader · Change the reading level on the articleMath can help us find answers. We can ask a hard question. Then we can find a way to make it easy. This helps us see things clearly. It is like solving a puzzle. Can you find an easy way to solve a puzzle?
Early Reader · Change the reading level on the articleWe use words to talk about groups. We can say "all" to mean every one. We can say "some" to mean a few. These words help us count things. They help us share. Do you like to say "all" or "some"?
Early Reader · Change the reading level on the articleMath helps us see shapes. It can show how things turn. This helps computers make pictures. It helps robots move too. Math is all around us. Can you find a shape?
Early Reader · Change the reading level on the articleMath helps us see how things change. We can look at two groups. We can see how they work with each other. This helps us solve hard puzzles. It is a neat way to think. Can you find math in your day?
Early Reader · Change the reading level on the articleA star chart shows many things at once. It uses lines to make a shape. This shape looks like a star or a web. It helps us see what is strong or weak. You can use it to see sports stats. Do you see the star shape?
Early Reader · Change the reading level on the articleRadhanath Sikdar was great at math. He used numbers to study the earth. He found the height of Mount Everest. This is the tallest mountain. He was a very smart man. Do you like math too?
Early Reader · Change the reading level on the articleSome math rules work in a circle. This circle has a size. Inside the circle, the math works well. Outside the circle, it stops working. It is like a safe zone for numbers. Do you like patterns?
Early Reader · Change the reading level on the articlePatterns hide in messy things. If you have many dots and lines, you will find a shape. You can use two colors. You will still find a shape of one color. It is like finding friends at a party. Do you see the patterns?
Early Reader · Change the reading level on the articleThings always find a way to match. At a party with six people, some will know each other. Others might be strangers. Patterns hide in big groups. It helps us see how things fit. Can you find a pattern today?
Early Reader · Change the reading level on the articleSometimes things happen by chance. We cannot guess what will happen next. It is like rolling dice. You do not know the number. This helps us learn about the world. Can you find something random today?
Early Reader · Change the reading level on the articleImagine you take a step. Then you take another step. You do not know where you will go next. You might go left or right. This is like a path that wanders. It can happen in many ways. Can you guess where you will end up?
Early Reader · Change the reading level on the articleMath helps us see how things change. We can start with one group. Then we see what comes out. It shows us what we get. It helps us know the answer. Can you find the answer? What do you see?
Early Reader · Change the reading level on the articleMath can use groups of numbers. These groups tell us a lot. They show how much is there. It helps us see patterns. This is a special way to count. Can you find patterns in your toys?
Early Reader · Change the reading level on the articleMath helps us count things. We can group things together. We can also find what is left. These parts add up to a whole. It helps us see how things work. Can you find patterns in your toys?
Early Reader · Change the reading level on the articleYou can split things into parts. It is like sharing one cake. You use numbers to show the parts. This helps us count and measure. It is a fun way to look at math. Do you like to share snacks?
Early Reader · Change the reading level on the articleWe can use numbers to name things. A scale gives a number for weight. One thing gets one number. This helps us know how much it is. It makes sense of the world. Can you find numbers in your room?
Early Reader · Change the reading level on the articleYou can play with math. It is not just for school. You can do fun puzzles. You can play math games too. It is like a fun game. Do you like to solve puzzles?
Early Reader · Change the reading level on the articleA rectangle has four sides. It has four square corners. The sides can be long or short. You see them on doors. You see them on books. They are everywhere! Can you find one?
Early Reader · Change the reading level on the articleImagine a shape like a box. It is flat on top. It has straight sides. This shape helps us study waves. It is very useful. Can you draw a box?
Early Reader · Change the reading level on the articleYou can find patterns in numbers. One number helps you find the next. You use the old numbers to get new ones. This is a fun way to count. It helps us see how things grow. Can you find a pattern?
Early Reader · Change the reading level on the articleSome things repeat in a loop. It is like a tiny doll inside a big doll. The pattern can go on and on. This helps us solve puzzles. It can be very fun to see. Can you find a pattern today?
Early Reader · Change the reading level on the articleYou can find out if something is true. Try to think the opposite is true. If that leads to a silly idea, you are right! It helps us solve big puzzles. Do you like solving puzzles?
Early Reader · Change the reading level on the articleSometimes, information gets messy. It can have mistakes. We use special rules to fix them. This helps us read CDs and QR codes. It even helps us talk to space ships! Can you find a QR code?
Early Reader · Change the reading level on the articleA name can point to a thing. You say a name to find it. The name links to the real thing. This helps us talk about people or toys. It helps us share ideas. It is like a map. Can you name your favorite toy?
Early Reader · Change the reading level on the articleA reflection is like a mirror. It flips a shape. It makes a new picture. It looks just like the first one. It can be a flip. Can you find a mirror?
Early Reader · Change the reading level on the articleSome things match with themselves. Think about the number one. One is the same as one. This is a special rule. It helps us see how things work. It is like looking in a mirror. Can you find things that match themselves?
Early Reader · Change the reading level on the articleYou can find a secret number by guessing. If your guess is wrong, you can fix it. You use your first guess to find the right answer. This helps you solve hard puzzles. It is a smart way to learn. Can you try to guess…
Early Reader · Change the reading level on the articleThis shape has twelve sides. Each side is a five-sided shape. It looks like a ball made of flat parts. Long ago, some thought it was the shape of the sky. It can even be a toy! Can you find a shape like this?
Early Reader · Change the reading level on the articleSome dots and lines match up. Each dot has the same number of friends. Every dot has the same amount of lines. This makes a fair shape. It looks very neat to us. Can you see a pattern? Do you like shapes that match?
Early Reader · Change the reading level on the articleThis shape has many sides. It has twenty flat sides. All the sides are triangles. You can find this shape on a game die. It is very cool! Can you find a triangle?
Early Reader · Change the reading level on the articleSome shapes are very even. All their sides are the same length. All their corners look the same, too. You can find them in many places. They look very neat. Do you see any even shapes?
Early Reader · Change the reading level on the articleSome shapes are very special. They look the same on every side. They have even edges and corners. You can find these shapes in nature. They can even be in tiny germs! Can you find a shape like this?
Early Reader · Change the reading level on the articleThings change all the time. One thing moves, so another thing moves too. When a ladder slides, the top moves down. Knowing one speed helps you find the other. This helps us learn how the world works. Can you see…
Early Reader · Change the reading level on the articleYou can play a game many times. You might play with a friend. Playing many times changes how you act. You want to keep a good name. This helps you work together. Do you like to play games often?
Early Reader · Change the reading level on the articleSome numbers have a pattern. The same numbers go on and on. They repeat forever. It is like a song that never ends. This helps us write them down. Can you find a pattern?
Early Reader · Change the reading level on the articleMath helps us find hidden numbers. We can look at a shape or a path. Sometimes a special number stays in one spot. This number helps us solve hard puzzles. It makes math easier to do. Can you find patterns in math?
Early Reader · Change the reading level on the articleMath helps us find answers. It can find sums of many numbers. We use paths to find them. This helps us solve hard puzzles. It is a neat way to work. Can you find a pattern?
Early Reader · Change the reading level on the articleMath can find hidden links. It looks at two math rules. It checks if they share a secret answer. This helps computers solve big puzzles. It is a very smart tool. Do you like solving puzzles?
Early Reader · Change the reading level on the articleThis shape looks like a triangle. But its sides are curved. It is not a circle. It stays the same width all around. This helps it turn in a square. Can you find this shape? It can be a guitar pick!
Early Reader · Change the reading level on the articleLong ago, people used math. They wrote it on paper. A man named Ahmes wrote it down. It helps us count food. It helps us build shapes. Math is very cool! Can you count your toys?
Early Reader · Change the reading level on the articleA rhombus is a shape. It has four sides. All sides are the same length. Some people call it a diamond. You can see it on playing cards. It is a fun shape to find. Can you see a diamond shape?
Early Reader · Change the reading level on the articleMath helps us use numbers. It can describe how things move. We can use rules to group things. This helps us see patterns. It makes hard work easy. Do you like to count things?
Early Reader · Change the reading level on the articleRichard Bellman loved math. He used math to solve big puzzles. He found ways to make good choices. His ideas help us today. He was a very smart man. Do you like to solve puzzles?
Early Reader · Change the reading level on the article